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Tender Value
₹20.4 L
EMD Value
₹20,371
Closing Date
8 Jul 2026, 5:30 pm7d left
Similar tender results from the same govt authority in the past 3 years.
Karnataka Power Transmission Corporation Limited
Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District including supply of equipments/materials, erection,civil works,testing and commissioning on PTK basis
308918
KPTCL/2026-27/SS/WORK_INDENT3879
Reserved
Sub-Station
KPTCL CEE Transmission Zone Office Bagalkot
8 documents required · 8 mandatory
Documentary proof for Clause No. 3.2(b) of ITT such as LOI/LOA, DWA, Work done Certificates, Performance Certificates issued by the end users not below the rank of Executive/Divisional Engineer
Valid caste certificate issued by the compentative authority
Valid Super Grade Electrical Contractors License of Bidder issued by the Govt. of Karnataka ORValid Form J-1 Verification letter issued by the Chief Electrical Inspectorate, Govt. of Karnataka to other State Electrical Contractor License Holder for the highest system voltage specified in the tendered work
Certificate of Incorporation of the Individual or any relevant document in respect of Partnership/Proprietorship firms as per the tender document.
The bidder should have valid GST registration with GSTIN number, PAN Card.
Documentary proof for Clause No: 3.6 of ITT: Assessed available tender capacity such as, Maximum value of works executed (KPTCL & Non-KPTCL) in any one year during the last five years taking into account the completed as well as works in progress and i. The statements showing the value of existing commitments and on-going works as well as the stipulated period of completion remaining for each of the works listed should be countersigned by the Employer in charge, not below the rank of an Executive Engineer or equivalent OR The statements showing the value of existing commitments and on-going works as well as the stipulated period of completion remaining for each of the works listed should be verified and certified by Chartered Accountant/Cost Auditor. However, the Bidder has to upload the PO/Work Award copies for existing commitments and on-going works as sought in Note of the said clause in the prescribed format as in clause No: 1.5 of Qualification Information.
Audited financial statements including Balance sheets, Profit and Loss statements, Turnover Certificate, Auditors Reports of the last five years preceding the date of bid submission of the Bidder.
Self-declaration as sought in Clause No. 3.6 Note (ii) of ITT by the Bidder stating that the information with regard to assessed available tender capacity (Works on Hand) furnished are correct
Details of Works on hand and Ongoing contractual commitments.
Power of Attorney in favour of all the persons signing the documents and a certified copy by the Company Secretary/Authorized Signatory for power of attorney holder shall be attached as evidence for authentication Refer Anx XI.
No Deviation Certificate
Letter of Undertaking as in Annexure-V
The Qualification and experience of key Personnel proposed for carrying out the Work.
Description of the Tools & Plant available with them for execution of the Work.
Undertaking to source the supply of equipment/material from KPTCL approved Vendors only as per the QR for Vendor registration, available in the KPTCL website i.e., https://kptcl.karnataka.gov.in, Link Tender and Procurement - application for Vendor registration etc.,
Undertaking to source the supply of equipment/material from Vendors who meet the eligibility clauses regarding restriction on procurement from a country which shares land border with India as specified in Annexure- & XVI & XVII
Self-declarations of Bidder in respect of Litigation, dis-qualification due to non-performance, Risk & cost clause.
Techno commercial sheet
Upload all relevant documents as per Section-2 & 3 Eligibility, Qualifying information, NIT, Terms & conditions as stipulated in the Tender Document
Copies of original documents defining the Constitution or Legal Status, place of Registration and Principal place of Business of the Bidder, written Power of Attorney to the Signatory of the Bid to commit the Bidder to the Contract along with the resolution passed in this regard by the Board of Directors / all the Partners of the Firm.
All other documents as per tender documents/ NIT and technical specifications.
Type test reports as per tender documents / technical specifications.
₹510
₹20,371
23 Jun 2026
23 Jun 2026
9 Jul 2026
1 Jul 2026
1 Jul 2026
Karnataka Power Transmission Corporation Limited
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
TECHNO - COMMERCIAL SHEETS
NOTE* For detailed scope of the work please refer Bid Documents.
BIDDERS TO READ CAREFULLY
THE FOLLOWING DOCUMENTS [DULY SIGNED BY AUTHORISED PERSON, WHEREVER NECESSARY] ARE TO BE UPLOADED AND BANK GUARANTEE/INSURANCE SURETY BOND TOWARDS EMD OVER AND ABOVE RS.1.00LAKH AS PER ANNEXURE-II OF THE BID DOCUMENT SHALL BE SENT IN ORIGINAL TO CHIEF ENGINEER ELECTY., (T&P), KPTCL, BENGALURU SO AS TO REACH THIS OFFICE AFTER THE LAST DATE OF SUBMISSION OF BID AND ON OR BEFORE THE DATE & TIME NOTIFIED FOR OPENING OF TECHNO COMMERCIAL BIDS, FAILING WHICH THE BID WILL NOT BE OPENED. 1) NO DEVIATION CERTIFICATE. 2) EMD/BID SECURITY AS DETAILED IN CLAUSE NO. 13 of ITT. 3) BANK GUARANTEE issued either by a Nationalized/Scheduled Bank OR INSURANCE SURETY BOND issued by Insurance Company authorized by IRDAI TOWARDS BALANCE EMD/BID SECURITY. (For the balance EMD above Rs. 1.00Lakh) - as detailed in Clause No. 13 of ITT-The Bidder shall scan the Bank Guarantee/INSURANCE SURETY BOND towards EMD and upload the same in the prescribed format in the slot specified for “EMD and Tender Fee Payments” in the KPP portal to enable the owner for verification of EMD BG/ISB at the time of opening of Techno Commercial Bid, failing which the offer will be rejected. 4) LETTER OF UNDERTAKING. 5) CONSORTIUM AGREEMENT 6) POWER OF ATTORNEY . 7) ANY OTHER AGREEMENTS /UNDERTAKINGS/SELF DECLARATIONS SPECIFIED IN THE TENDER.
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
BID PROPOSAL SHEET
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Bidder's Name & Address alongwith GSTIN no. :
Bid Proposal Reference :
Person to be contacted :
E-Mail Address:
The Chief Engineer, Electricity,
Transmission Zone, KPTCL,
Bagalkote-587103
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
a) We have submitted bid as individual Bidder. (Indicate Name of the Individual Bidder)
b) We have uploaded bid in Consortium with the following Bidders. (Key in Consortium) - VOID Consortium/Joint Venture are not acceptable
(* Fill-up whichever is applicable)
1 We, the undersigned Bidder, having read and examined in detail the specifications and all the Bidding documents of the said work and hereby propose to design, manufacture/fabricate, shop test, supply on FOR site basis, and carry out the erection, testing and commissioning including civil, structural and architectural works for
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
2 PRICES AND VALIDITY :
2.1 We declare that the Prices stated in our Proposal are in accordance with subject Bid Documents (including Clause No.40 of "Conditions of Contract (CC)" & Clause No.12 of Instruction to Tenderers (ITT) of Bid Documents. We further declare that all Ex-works price/CIF components of Spares, Maintenance and Testing Equipments and other charges viz., Freight and Insurance, Type Test charges and other charges stated in our proposal shall be as per the Tender conditions. All the Price and other terms and conditions of this Proposal are valid during the Performance of the Contract.
2.2 All Duties, such as Custom Duties on imports, Levies, Surcharge/Cess etc., if any applicable on the transaction excluding GST are included in the Bid Price and shall be to Our account and the Owner is not having any liability whatsoever on this account, whatever may be the contrary elsewhere in the Bid documents. However the component of Duties included in the Bid Price are separately indicated in Schedule - 2 for TDS purpose. We further confirm that our Bid Prices as quoted in Schedule-I, include all import Duties and levies including Licence fees lawfully payable by us on imported items and all other Duties and Levies applicable on Bought-out Components, Materials, Equipment and other items and confirm that any such Duties and Levies additionally payable shall be to our account. We further confirm that, no Sales Tax in any form shall be payable by Owner either for Bought-out items which are despatched by our Sub-Suppliers directly to the Project Site or for items Supplied directly by us. We confirm that, the Prices quoted by us are excluding GST.
2.3 We declare that we have noted and considered Clause No.39 of Conditions of Contract (CC ), Clause No. 11.11 of Instruction to Tenderers(ITT) of Bid Documents regarding Taxes and Duties and quoted our Prices accordingly. We further agree for TDS as per Statutory stipulations.
2.4 The Bid Prices, the Price components of the various items in our Scope of Supply, Erection including Testing & Commisisoning, Civil and Mandatory spares is quoted in Percentage rate Financial Bid in KPP Portal for this proposal..
3 CONSTRUCTION OF THE CONTRACT : We, declare that we are making the Offer on the basis of Single Contract for the entire Scope of the Package in accordance with Clause No.26.2 of Instruction to Tenderers (ITT) of Bid Document.
4 We having studied Clause No.39 of Conditions of Contract (CC ), Clause No. 11.11 of Instruction to Tenderers(ITT) of Bid Documents , relating to Tax and we hereby, declare that if any income-tax, surcharge on income tax or any other corporate tax is attracted under the law, we agree to pay the same.
5 Bid Security/ EMD : We have enclosed a Bid Security through e-Payment mode for a sum of Rs.1.00Lakh and remaining amount of Rs NIL Lakhs ( above Rs.1.00 Lakh) in the form of Insurance Surety Bond (ISB) issued by Insurance Company authorized by Insurance Regulatory and Development Authority of India (IRDAI) OR in the form of Bank Guarantee in original valid for a period of 225 days from last date of bid submission and liable to be forfeited in accordance with Bid Documents. (Mode of Payment towards EMD is as detailed in CLAUSE NO. 13 of ITT & Clause No. 5 of NIT)
We have also ensured that the above Bid Guarantee furnished by us is in line with the Bid Documents and complete in respect of following :
1. Value of Non judicial Stamp Paper purchased in the name of executing Bank is as per Stamp Act.
2. Power of Attorney Number and Date as well as Signature and Full Name and Designation of Executant along with Bank's Stamp are there.
3. Signature, Full Name, Designation and address of Witness are there.
4. Completed Mailing address of the Head Office of the Bank is indicated.
6.1 We declare that the Works shall be performed strictly in accordance with the Specifications and Documents except for the variations and Deviations, all of which have been detailed out exhaustively in the following Schedules, irrespective of whatever has been stated to the contrary anywhere else in our Proposal.
a Commercial Deviations Schedule Schedule - 5
b Technical Deviations Schedule Schedule - 6
6.2 We further confirm that Specified Stipulation of following Clauses are acceptable to us and No Deviation / Exceptions are taken on any account whatsoever in the following Clauses.
a. Terms of payment Clause No. 37 of Section-5,Conditions of Contract (CC) and Clause No.8 of Special Conditions of Contrac (SCC)
b. EMD/Bid Security Clause No. 6, Section :1, Invitation for Tenders (IFT) and Clause No. 13, Section :2, Instruction to Tenderer (ITT)
c. Contract Performance Guarantee Clause No. 29 of Section:2, Instruction to Tenderers (ITT).
d. Penalty for delay Clause No. 41 of Section-5 : Conditions of Contract (CC).
e. Price Basis/ Price adjustment Clause No. 40 of Section-5 :Conditions of Contract (CC).
f. Defects Liability Period/Guarantee Clause No. 10 of Section-5 Special Conditions of Contract (SCC)
g. Work Schedule Clause No.17 of Section:5 Conditions of Contract (CC)
h. Taxes and Duties Clause No. 11.11 of Section-2: Instruction to Tenderers (ITT).
Further, we agree that additional conditions, if any, found in the Proposal Documents other than those stated in Deviation Schedules, save that pertaining to any rebates offered, shall not be given effect to.
7 PERFORMANCE GUARANTEE ; We declare that the ratings and performance figures of the equipment to be supplied and erected by us are guaranteed. The Guaranteed particulas of different equiment in our Scope are enclosed in Data Requirement Sheets.
8 BID PRICING : We further, declare that the Prices stated in our Proposal are in accordance with your ITT & SCC & all other relevant clauses of Bid Documents.
9 PRICE ADJUSTMENT : We declare that the Prices quoted by us are in accordance Clause No. 40 of Section-5 :Conditions of Contract (CC)
10 SPECIAL TOOLS AND TACKLES : We have given a list of Special Tools and Tackles in Schedule - 7 and Prices thereof are included in our lumpsum Bid Price. We further agree that any items of Special Tools and Tackles, though not included in the aforesaid list, but required for effective Erection, Testing, Commissioning & Operation of the Equipments of Substations & Transmission lines shall also be furnished by us, at no extra cost to you.
11 ADDITIONAL INFORMATION : In addition to the information called for in these Proposal Sheets, we have included with this Proposal, additional information as listed in Schedule - 8. We further confirm that such additional information does not imply any additional deviation beyond those covered in Schedule - 5 & 6 and in case of any contraction between these additional information and other provisions of Bid, the later will prevail.
12 QUALIFICATION DATA : We confirm having submitted the Qualification Data, as required by you in your Bid Documents in KPP Portal along with this Proposal. Further we have filled in the information for Qualification Requirements in Schedule 9. In case you require any further information in this regard, We agree to furnish the same in time.
13 WORK SCHEDULE : If this Proposal is accepted by you, we agree to submit Engineering Data, Provide Services and complete the entire Work from time to time, in accordance with Schedules indicated in the Proposal. We fully understand that the Time Schedule stipulated in this Proposal is the essence of the Contract, if awarded. The completion schedule of the various Major Key Phases of the Work is indicated in Schedule - 11.
14 CONTRACT PERFORMANCE GUARANTEE ; We further agree that if our Proposal is accepted, we shall provide an irrecoverable Contract Performance Guarantee, of value equivalent to Five percent (5%) of the Amount Put to Tender (Excluding GST) plus additional security for unbalanced tenders in accordance with Clause 29 of Instructions To Tenderers (ITT) of the tender valid up to the end of ninety (90) days after the end of the Contract Guarantee Period mandatorily in the form of Insurance Surety Bonds (ISBs) issued by Insurance Company authorized by IRDAI (OR) in the form of electronic Bank Guarantee (e-BG) from the Banks which are integrated with NeSL in the form attached as Annexure-III (Section 4: Formats of Annexures) in your favour in accordance with Clause 25.5 of ITT and Clause 43 of the CC (Conditions of Contract), as per the format given in Section 4 and enter into a formal agreement with you within Twenty (20) days from the date of issue of Letter of Intent to Award the Contract. OR Security deposit for an amount equivalent to 5% of the contract price payable shall be deducted in every running bill. However, in case of first and final bill the entire security deposit will be deducted from the final bill.
15 Consortium: (VOID) - Consortium/Joint Venture are not acceptable.
16 BID PRICE : We declare that our lumpsum Price for the entire scope of work specified in the specifications and documents, shall be as indicated in Schedule - 1.
17 CHECK LIST : We have included a Checklist duly filled in Schedule 22
18 We, hereby, declare that only the Persons or Firms interested in this Proposal are named herein as Principals and that no other Persons are interested in the Proposal or in the Contract to be entered into, if we are awarded the Contract, and that this proposal is made without any connection with any other Person, Firm or Party likewise submitting a Proposal and that this Proposal is in all respect for and in good faith, without collusion or fraud.
19 We declare, in case our bid is accepted, that until a formal Contract is prepared & executed, this bid together with your written letter of acceptance thereof and your notification of award /Letter of Intent to Award the Contract shall constitute a binding contract between us. We further understand that you are not bound to accept the lowest or any bid you may receive.
Thanking you, we remain,
Yours faithfully,
Place Printed Name
Business Address Country of Incorporation (State or Province to be indicated)
Name and Address Principal Officer
Karnataka Power Transmission Corporation Limited
SHEET FOR TECHNO COMMERCIAL OPENING (Unpriced)
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
FILL ONLY IN LIGHT BLUE COLOURED CELLS.
Bidder's Name & Address alongwith GSTIN no. : To,
The Chief Engineer, Electy., Transmission Operations Zone KPTCL Bagalkote-587103
We declare that in terms of Clause No. 11 of ITT and all other relevant clauses of Bid documents, the following are our lumpsum price in Rupees for the entire scope of work as specified in the Specifications and Documents. (Inclusive of all Taxes & Duties).
Total Lumpsum Price : ( In Figures) Fill as "Yes" against this column in case of prices are indicated as percentage wise bid
Total Lumpsum Price : ( InWords)
Place Designation
Name of the Company
Karnataka Power Transmission Corporation Limited
SCHEDULE - 2 (1 of 2)
SHEET FOR TECHNO COMMERCIAL OPENING (Unpriced)
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
FILL ONLY IN LIGHT BLUE COLOURED CELLS.
Summary of Price Components
Bidder's Name & Address alongwith GSTIN no. : To,
The Chief Engineer, Electy., Transmission Operations Zone KPTCL Bagalkote-587103.
Summary price components for identified in accompanying specifications
(Name of the Work) as per the scope identified in accompanying specifications.
Sl no Description Amount in Rs. (Fill as "YES" against the above Price columns in case Prices are indicated in the Price templates)
For Sub-station For Transmission Line
A Material / Equipment Price (including Packing & Forwarding charges) in the Scope of the Contractor
Ex-works including all duties (excluding GST) [As per scheduless] - 3A(i) for Station & 3B(i) for Line]
B Mandatory spares price (including packing & forwarding charges)
Ex-works including all duties (excluding GST) (As per schedules)
C Supply portion total FORD price [A+B]
D Erection portion:
i) Total charges for Erection, Testing & Commissioning of all Supply items [as per scheduless] 3A(ii) for Station, 3B(ii) for Line]
ii) Total charges for entire civil works [as per Schedules] -3C(i) for Station and 3C(ii) for Line]
iii) Total civil works, erection, Testing and commisioning charges D (i)+(ii)
E Total Bid Price = C+D(iii) In figures : Rs.
Total Bid Price in Figures : Rs.
Total Bid Price in words : Rupees
Note: The erection charges shall include the charges for taking delivery at Owner's store, unloading, handling, storage, erection, testing and commissioning of all equipments.
Place Designation
Name of the Company
Karnataka Power Transmission Corporation Limited
SCHEDULE - 2 ( 2 of 2 ) - TAXES, DUTIES & OTHER LEVIES
SHEET FOR TECHNO COMMERCIAL OPENING (Unpriced)
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
Fill IN LIGHT BLUE COLOURED CELLS.
Bidder's Name & Address alongwith GSTIN no. : To,
The Chief Engineer, Electy., Transmission Operations Zone KPTCL Bagalkote-587103.
Estimates of Indian Taxes, Duties and Levies included in the Total Bid Price are as follows:
SL. No. Description of Applicable Tax (Excluding GST)/ Duty / Levy Establishing sub-station Construction of Line
Rate of Tax(Excluding GST) / Duty / Levy Amount of Taxes(Excluding GST) / Duties in Rupees Rate of Tax (Excluding GST)/ Duty / Levy Amount of Taxes (Excluding GST)/ Duties in Rupees
1 SGST/UTGST Applicable taxes(Excluding GST), duties & levies prevailing as on the last date of bid submission shall be quoted
i. Supply Portion
ii. Erection Portion
iii. Civil Portion
i. Supply Portion
ii. Erection Portion
iii. Civil Portion
i. Supply Portion
ii. Erection Portion
iii. Civil Portion
6 Building and other construction workers welfare Cess for Supply, Erection and Civil Portion works
8 a. Applicable Customs Duty (*) (Bidders shall also clearly indicate the breakup of Customs duty such as BCD, Cess,etc.,)
b. If there is any existing Treaty between India and the country from where the goods required for this project are proposed to be imported, then copy of the treaty shall be uploaded.
9 Other Taxes & duties if any (Specify) **
10 Other Taxes & duties if any (Specify) **
11 Total (Sum of 1 to 10)
(*) In case of CIF portion of Supply.
** Please Specify the nature of the other Taxes alongwith the details in the "Rate" Column.
Place Designation
Name of the Company
Name of the Company
Karnataka Power Transmission Corporation Limited
SCHEDULE - 2A : SCHEDULE OF DISCOUNT
SHEET FOR TECHNOCOMMERCIAL OPENING (UN - PRICED)
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
FILL ONLY IN LIGHT BLUE COLOURED CELLS. Fill as "YES" against Price columns in case Prices are indicated in the Item-Wise Bid Financial Offer
Bidder's Name & Address alongwith GSTIN no. : To,
The Chief Engineer, Electricity, Transmission operations Zone KPTCL Bagalkote-587103.
We hereby offer an unconditional discount on our quoted price in Schedule 2 (1 of2) as under. Any discounts offered anywere else in Bid shall not be considered.
Sl.No Nature of Discount Substation Work/Transmission Line Works
Percentage of discount Amount(in Rs.) Fill as "Yes" against this column in case of prices are indicated as percentage wise bid Remarks
I Supply Schedules
II Erection Schedules
III Civil Works Schedules
Place Designation
Name of the Company
Karnataka Power Transmission Corporation Limited
SHEET FOR TECHNOCOMMERCIAL OPENING
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Details of payments made in the form of Credit card/Debit card/NEFT/RTGS/OTC (over the counter) as per the tender conditions should be keyed in against column no. 3 (a) . BG Amount, BG No. and date, Name and address of the bank issuing the BG, validity of the BG should be keyed in against column no. 3 (b) .
FILL ONLY IN LIGHT BLUE COLOURED CELLS.
Bidder's Name & Address alongwith GSTIN no. : To,
The Chief Engineer, Electy., Transmission Zone KPTCL Bagalkote-587103.
STATEMENT OF COMMERCIAL TERMS AND CONDITIONS
Sl. No. Particulars Details
1 Bid proposal form uploaded.
2 No deviation certificate uploaded
3. a) EMD / Bid Security Bids shall be accompanied by bid security (EMD); 1) Up to Rs.1.00Lakh The following modes of payment will be provided as a part of e-Payment services. • Credit Card/Debit Card • Net Banking • NEFT/RTGS • Over-the-Counter (OTC) • IMPS For further detail regarding mode of e-payment of EMD in e-procurement platform, contact e-procurement cell, Government of Karnataka.
b) EMD amount above Rs.1.00Lakh by Bank Guarantee/Insurance Surety Bond
4 Validity of the Bid.
5 Qualifying Requirements.
6 Financial capability
8 All Taxes (Excluding GST) & Duties
9 Completion Schedule
11 Payment Terms
Place Designation
Name of the Company
Karnataka Power Transmission Corporation Limited
SCHEDULE - 3A(i) - Sub-station Supply portion
SHEET FOR TECHNO COMMERCIAL OPENING (Unpriced)
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Bidder's Name & Address alongwith GSTIN no. :
The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
BIDDERS SHALL FILL ONLY IN THE LIGHT BLUE COLOURED CELLS.
BIDDERS SHALL NOTE: 1) PLEASE FILL ONLY IN THE LIGHT BLUE COLOURED CELLS. 2) Testing & Commissioning of the complete Sub-Station/Terminal Bay and Transmission line is in the scope of contractor. 3) All the Equipments / Meters Proposed for this Station should be SCADA & Station Automation Operational and the Energy meters should be of 0.2s accuracy class with ABT & TOD features & DLMS compliant.
Sl No. Name of the Equipment/Materials Unit Supply & Erection Quantity
A1 Power Transformer
1 Power Transformers: a) 20 MVA, 110/11kV, Delta/Star, Dyn11, 3-Ph, 50Hz, Core Type, 2 Winding Delta/Star transformer, vector group DYn11 with OLTC ONAN/ONAF with fan control cubicle, RTCC Panel, Numerical RTCC panel, first filling of Oil and 10% spare oil in non-returnable drums etc., complete with Terminal connectors suitable for Single Drake/Moose ACSR on primary side of transformer and 2 nos of copper flat for each phase from LV side of Transformer to cable at 11 kV cable terminating structure with suitable support insulator on LV side of Transformer and 2 Nos of copper flats from neutral terminal to earthmat through NCT along with necessary support pin insulators as per specifications.(45 MT) No. 1 KPTCL supply Erection in the scope of agency
Note: The Transformer will be supplied by the KPTCL. The bidder has to quoted for complete scope of erection of Power Transformer including moving of the Transformer from the point of unloading to the point of erection, assembling the complete Transfromer, filling the oil, filteration of oil using filter set of the bidder to achieve the required insulation value to I.E specifications, wiring of Transformer and assisting in Testing and commissioning etc., complete.
1 Supply of Transformer including Testing and Commissioning. Nos. 1
2 Moving of Transformer to the plinth (45MT-50Mtrs) = 2250 MT-Mtrs) MT-Mtrs 2250
3 Erection of Transformer (Including Assemblying, Filling of Oil, Filtration of Oil etc., complete as per scope of work).(45MT) MT 45
4 Wiring of Transformer marshalling box, bucholtz relay, fixing thermometer, OLTC upto control panel and assisting in testing and commissioning by RT/MT/Firm Engineers, Inspection of wires and ferrules. Inspection of wiring of protective devices, cooling fans, oil flow pumps, OLTC, RTCC, bushing etc., Set 1
2 Nitrogen Injection fire extinguishing system-supplying, erection & incluidng civil Engineering works, soak pit etc., as per the recommendaion of the supplier of the fire lighting system for Power Transformer below100 MVA Note: NIFES will be supplied by KPTCL along with transformer. The bidder has to quoted for complete scope of erection,civil and all other allied works. Set 1 KPTCL supply Erection in the scope of agency
A2 Current Transformer
1 11kV Class, 25kA, NCT of ratio 1200-800/1-1-1A for REFR Protection (of similar rating and ratio as that of Incomer of 11kV Switchgear) with terminal connector suitable for 2 Nos. of 75mmx6mm Copper flats. No. 1
A3 ACSR Conductor
1 Drake Mtr 100
A4 1.1 kV Grade PVC Insulated armoured copper control cables of sizes,with Lugs/Ferrules/Gland as per technical specifications
1 19C x 2.5 Sq.mm Mtrs 390
2 4C x 6 Sq.mm Mtrs 510
3 4C x 2.5 Sq.mm Mtrs 510
4 2Cx2.5 Sq.mm Mtrs 94
5 4CX25 Sqmm Mtrs 150
A5 Hardware Materials
i) Terminal connector suitable for 1000Sqmm (Pad clamp) Nos 6
A6 Control and Relay Panel for Power Transformer
A7 Control & Relay Panel for 110/11KV Power Transformer: 110/11KV, 1x10MVA TRF control & relay panel, simplex type, 110VDC (Vector group Dyn11) Nos 1
A8 A.LT DC Distribution panel ( Indoor) as per Technical specification comprising of Earth fault indicator, Indication circuit for AC main failure, 1 No 100A SFU for IC + 12 nos., 32A SFU for OG etc,. complete. Nos 1
D1 Labour charges:
1 Dismantling of 10MVA, 110/11 kV, Transformer with accessories complete with oil No/MT 37
2 Moving of Transformer from the plinth to the loading point as per direction of site Engineer. MT/Mtrs 1850
3 Releasing of 11kV NCT No 1
4 Releasing of Control & Relay Panel for 110/11KV Power Transformer: Nos 1
D2 Releasing and Reerection of equipments/structures
1 11kV NCT mounting structure-0.157MT No/MT 01/0.157
2 11kV Cable termination structure for LV side of transformer (0.069MT+0.003 B&N)=0.072 No/MT 01/0.072
NOTE 1. Any clarifications can be obtained from the office of the Chief Engineer Electricity, Transmission Operations Zone, KPTCL, Bagalkote.
2. Spacers shall be provided wherever necessary and no extra charges is payable on account of the same.
3. Supply of equipment/materials and the Erection charges shall include loading and unloading.
4. The Bidder shall take necessary action to ensure that all the materials supplied shall be properly housed to ensure satisfactory commissioning.
5. The bidder shall quote same rates for common materials in all the %ge Financial Bid Offer.
6. Released materials shall be transported to the nearest Operations Divisional Store of KPTCL without any additional cost as per the directions of the Engineer in charge of the work.
7. KPTCL may supply the available store stock materials and same will be descoped from the bidder's scope of supply.
Place Designation
Name of the Company
Karnataka Power Transmission Corporation Limited
SCHEDULE - 3C(i) - Civil portion
SHEET FOR TECHNO COMMERCIAL OPENING (Unpriced)
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Bidder's Name & Address alongwith GSTIN no. :
The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
BIDDERS SHALL FILL ONLY IN THE LIGHT BLUE COLOURED CELLS.
BIDDERS SHALL NOTE: 1) PLEASE FILL ONLY IN THE LIGHT BLUE COLOURED CELLS.
Sl No Description UNIT Quantity
1 Supplying, fitting and placing TMT FE 550 / 550D Steel Reinforcement including cost of all materials, machinery, labour, cleaning, straightening, cutting, bending, hooking, laping/welding joints, tying with binding wire / soft annealed steel wire and other ancilary operations complete as per drawing and technical specification.( vol 1 pg no 18/i no 2.11 h) Kgs 355
2 Providing 20 mm cement plaster of mix :1:6 (1 cement: 6 fine sand) to brick/stone masonry including rounding off corners wherever required smooth rendering, providing and removing scaffolding, including cost of materials, labour, curing complete as per specifications and as per direc tions of Engineer-in-charge.(vol 2 pg no 41/ i no 8.3.2) Sqm 17.8
3 Excavation : Earth work excavation for Foundation by mechanical means for all works & depth upto 3 m, as per drawing and technical specifications, including setting out, shoring, strutting, barricading, caution lights, including dressing of excavated surfaces, disposing off or levelling the excavated earth or sorting & stacking the selected earth for reuse in a radius of 50 m and lift upto 1.5 m including cost of labour, tools, usage of machinery & other appurtenaces required to complete the work In all kinds of soils Depth upto 3 m (V-1 I.No.1.14.1, P.No.8) (V1/1.14.1/pg8) CMT 11.8
4 Manhole - C.I. Covers (Market Rate) Nos. 1
5 Providing and laying in position plain cement concrete for levelling course for all works in foundation. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes machine mixed, laid in layers not exceeding 150 mm thickness, well compacted using plate vibrators, including all lead & lifts, cost of all materials of quality, labour, Usage charges of machineries, curing, and all the other appurtenances required to complete the work as per technical specifications. Mix 1:3:6 (M10) Using 20 mm nominal size graded crushed coarse aggregates (V1/2.1.4/P15) Cmt 0.6
6 Providing and laying in position Cement Concrete for all Foundation works. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes machine mixed with super plasticizers laid in finished layers, well compacted using needle vibrators, including all lead & lifts, cost of all materials, quality confirming to the requirements of relevant IS codes, labour, Usage charges of machinery, curing and all the other appurtenances required to complete the work as per technical specifications.M25 Design Mix Using 20 mm nominal size graded crushed coarse aggregates . including centring 3% (vol 1 PG NO 15/I NO 2.2.3) CMT 1.9
7 Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations and other similar works etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m. Note : 1) Add 5% per m3 for every additional 1.50m depth or part thereoff beyond 4.50 m depth is provided2) Add 3% per m3 for every additional 1.50m depth or part thereoff beyondinitial 1.50 m depth if shoring and strutting is provided (For foundation) (V1/1.9/pg07) CMT 11.5
1) The land will be handed over " As is where is condition".
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
SCHEDULE-5 COMMERCIAL DEVIATION
SHEET FOR TECHNOCOMMERCIAL OPENING
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Please fill Only in the Light Blue Couloured Cell.
Please key in the SlNo.,Section , Clause , Description as given in bid sheets and finally your Statement of Deviation/Variations.
This Sheet would be opened at the Techno-Commercial Opening. Please refer Vendor Manual attached for further details.
For any further assistance for submitting your bids please call up KPTCL Office.
We agree to provide all original Documents in support of the information provided for verification upon request. (Key in as YES in the space provided)
We understand that the electonic bid submitted by us is a valid offer in accordance with IT Act. (Key in as YES in the space provided)
We are fully aware of the electronic bid formalities and abide by the same. (Key in as YES in the space provided)
If you are not deviating from any of the clauses mentioned please key in as 'NO DEVIATION' in the space provided.
Bidder's Name & Address alongwith GSTIN no. :
TO, The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
I/we have read each of the Clauses mentioned in IFT, ITT, CC, SCC & all other Bid documents.
The following are the commercial Deviations and Variations from and exceptions to the Specifications and documents for
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
These deviations and variations are exhaustive. Except these deviations, the entire work shall be performed as per your specifications and documents.
Sl. NO. Section CLAUSE NO. DESC. AS PER SPECIFICATION STATEMENT OF DEVIATIONS/VARIATIONS
Note : Deviations specified elsewhere in the specification will not be considered.
Place Designation
Name of the company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
SCHEDULE-6 : TECHNICAL DEVIATION
SHEET FOR TECHNO-COMMERCIAL OPENING
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Please key in the SlNo., Section , Clause , Description as given in Bid sheets and finally your Statement of Deviation/Variations.
This Sheet would be opened at the Techno-Commercial Opening.
For any further assistance for submitting your bids please call up KPTCL office. Please fill only in the blue coloured cells.
We agree to provide all original Documents in support of the information provided for verification upon request. (Key in as YES in the space provided)
We understand that the electonic bid submitted by us is a valid offer in accordance with IT Act. (Key in as YES in the space provided)
We are fully aware of the electronic bid formalities and abide by the same. (Key in as YES in the space provided)
If you are not deviating from any of the clauses mentioned please key in as 'NO DEVIATION' in the space provided.
Bidder's Name & Address alongwith GSTIN no. : TO,
The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
The following are the Technical Deviations and Variations from and exceptions to the Specifications and documents for
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
These deviations and variations are exhaustive.Except these deiviations and variations, the entire work shall be performed as per your specification and documents.
Sl. NO. SECTION CLAUSE NO. DESC. AS PER SPECIFICATION STATEMENT OF DEVIATIONS/VARIATIONS
Note : Deviations specified elsewhere in the specification will not be considered.
Place Designation
Name of the company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
SCHEDULE 7(List of special tools and tackles )
SHEET FOR TECHNOCOMMERCIAL OPENING
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Bidder's Name & Address alongwith GSTIN no. : TO,
The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
List of special tools and tackles the price of which is included in bid price.
Sl. No. For equipment Description of item Unit Quantity
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
SHEET FOR TECHNOCOMMERCIAL OPENING
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
NOTE: 1 ) SHALL BE UPLOADED WITHOUT PRICES
Bidder's Name & Address alongwith GSTIN no. : To,
The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
We have enclosed(uploaded) with our proposal the following additional information.
Sl. No. Brief Description of information Ref. and Page No.
Date Printed Name
Place Designation
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
SCHEDULE - 9 (1 of 5) : QUALIFYING REQUIREMENTS
SHEET FOR TECHNOCOMMERCIAL OPENING
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Please fill Only in the Light Blue Couloured Cell.
BIDDER'S NAME AND ADDRESS: TO,
The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
a) * We have uploaded bid as individual Bidder. (Key in Individual Bidder )
b) * We have uploaded bid in Consortium with the following Bidders. (Key in Consortium ) VOID
Name of Consortium Partner Scope / Participation of each Consortium Partner
(* Fill-up whichever is applicable)
1.0 GENERAL INFORMATION
The Bidder, bidding for this package are requested to complete the information in the following form.
Sl.No. Particulars Bidder details
1 Name of the Firm
2 Address of Head Office / Registered Office GST no.
5 Name of Contact person with Designation
6 Place of Incorporation/Registration
7 Year of Incorporation/Registration
8 Constitution or legal status of Tenderer [Upload copy]
9 Place of Registration [Upload copy]
10 Principal place of business
2.0 We are furnishing the following details/documents in support of Qualifying requirement for above mentioned project
Sl.No. For individual Bidder In case of Consortium
Lead Bidder Consortium partner
(a) Written power of attorney of the signatory on the bid to commit the bidder.
1 Uploaded / Not
(b) Certificate of Registration of the Company. Please mention the date of incorporation of the company
1 Uploaded / Not
(c ) Valid Super Grade Electrical Contractor’s License issued by the Government of Karnataka as on the date of techno commercial Bid opening. Please mention the date of expiry of the License certificate issued by GOK/ Undertaking to this effect
1 Uploaded / Not
(d) Self declaration regarding Litigation w.r.t KPTCL contracts over the last five years (refer IFT)
1 Uploaded / Not
(e) Self declaration for ‘not being disqualified regarding non-performance in any of the Government utilities in the past five years’. (refer IFT)
1 Uploaded / Not
(f) An undertaking to source the supply of equipment/ material from KPTCL approved vendors only as per QR for Vendor registration, available in the KPTCL website ie., kptcl.karnataka.gov.in, Link Tender and Procurement-Application for Vendor.
1 Uploaded / Not
(g) Self declaration regarding no action against the bidder have been taken by KPTCL in respect of Risk & Cost clause
1 Uploaded / Not
(h) Self declaration regarding 'Eligibility clauses in respect of restrictions on procurement from a bidder of a country which shares a land border with India as per Annexure-XVI
1 Uploaded / Not
(i) Self declaration regarding RESTRICTIONS ON SOURCING OF EQUIPMENTS/MATERIALS BY THE BIDDER FROM A VENDOR OF A COUNTRY WHICH SHARES A LAND BORDER WITH INDIA as per Annexure -XVII
1 Uploaded / Not
(j) Self declaration regarding Technical Snag
1 Uploaded / Not
Section 3 : 1.3 Work performed of similar nature in the last Ten years, preceding the date of Bid submissionof Bidder (Clause No: 3.2 (b) (i) & (ii) of ITT) - In respect of Terminal Bay Portion or Sub Station portion and Transmission Lines resp.
Project Name Name & Address of the Employer Description of Work Voltage class Number of Sub-Stations/Length of the Line/Cable Contract Number Value of contract Rs. Lakh Date of issue of work order Specified period of completion Actual date of commissioning Remarks explaining reasons for delay in commisioning of work
Note : 1 . The documentary proof of fulfilling the qualifying requirements shall be uploaded along with the bid. The bidder shall upload the P.O,LOI/LOA, DWA, Work done, Performance Certificates issued by the end users not below the rank of Executive/ Divisional Engineer along with the bid.
2. The qualifying experience of the Bidder who is having qualifying experience shall be furnished in the above performa and Documentary Proof in support of above shall be uploaded in the form of certificates issued by authorized officers of concerned organisations.
3. IF this sheet is insufficient for furnishing the qualifying experience of the Bidder then similar sheets shall be seperately uploaded.
4. In case of work executed under a contract that had been awarded on a joint venture, the experience of individual joint venture partner shall be considered limited to the scope of that partner under the said contract. The copy of the agreement executed with awarding agency shall be uploaded as proof of the same
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
SCHEDULE - 9 (2 of 5) : QUALIFYING REQUIREMENTS
SHEET FOR TECHNOCOMMERCIAL OPENING
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
BIDDER'S NAME AND ADDRESS: TO,
The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
Section 3 : 1.5 Information on works for which Tenders have been submitted and works which are yet to be completed as on the date of this Tender by Tenderer.
(A) Existing commitments and on-going works:
Description of work Place & State Contract No & Date Name and Address of Employer Value of contract (Rs. Lakh) Stipulated period of cof Completion Value of works remaining to be completed ( Rs.Lakhs) (Attach Certificates from Engineers –in- Charge/CA/Cost Auditor) Anticipated date of commissioning
Ex-Works GST Total (Ex-works + GST)
Note:Attach Certificates from Engineers –in- Charge
B)Works for which Tenders already submitted
Description of work Place & State Name and Address of Employer Estimated value of works (Rs. Lakhs) Stipulated period of Completion Date when decision is expected Remarks if any
Ex-Works GST Total (Ex-works + GST)
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
SCHEDULE - 9 (3 of 5) : QUALIFYING REQUIREMENTS
SHEET FOR TECHNOCOMMERCIAL OPENING
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
BIDDER'S NAME AND ADDRESS: TO,
The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
Following is the list of major supplied substation equipments/accessories which are type tested and designed, manufactured by us in accordance with internationally recognised standards.
Sl. No. Item rating, type and Designation Qty Customer Date of Order Date of Supply Date of Commissioning Ref. of Cusomer's certificate of successful operation enclosed Ref. of layout & Customer's certificae for successful commission
Note: Documentary Proof in support of above shall be uploaded in the form of certificates issued by authorized officers of concerned organisations. .
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
SCHEDULE - 9 (4 of 5) : QUALIFYING REQUIREMENTS
SHEET FOR TECHNOCOMMERCIAL OPENING
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
BIDDER'S NAME AND ADDRESS: To
The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
Section 3 : 1.7 Reports on the financial standing of the tenderer, such as Profit and Loss Statements and Auditor’s reports in the preceeding last five years, Audited Financial statements i.e Balance sheets, P&L statements, Turnover certificates duly certified by chartered Accountant as documentary evidence shall be uploaded.
SLNo. Particulars Year Lead Bidder Consortium Member
Mention Year Turnover excluding GST (in Rs.) GST Amount (in case GST is included in Turnover) (in Rs.) Total Turnover including GST (in Rs.) Mention Year Amount(Rs.)
Names of the constituent Firms VOID
1 Annual turn over for the last Five years Year(1) 2020-2021
2 Liquid Assets / Credit availability or access to evidence of assets
3 Whether Audited Balance sheets and Profit & Loss statement are enclosed for the last Five Years ? (yes/No)
4 Whether Bankers certificate enclosed for credit facilities? (Yes/No)
Place Designation
Name of the Company
Karnataka Power Transmission Corporation Limited
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
SCHEDULE - 9 (5 of 5) : QUALIFYING REQUIREMENTS
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
BIDDER'S NAME AND ADDRESS: TO,
The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
The information to be filled in by the Tenderer hereunder will be used for purposes of computing Tender capacity as provided for in Clause 3 of the Instructions to Tenderers. This information will not be incorporated in the Contract.
1.1 Constitution or legal status of Tenderer [Upload copy]
Place of Registration [Upload copy]
Principal place of business
Section 3: 1.2 Total value of works executed (KPTCL & NON KPTCL works) and payments received in the last five years (in Rs. Lakhs)
1.2 Total value of works executed (KPTCL & NON KPTCL works) and payments received in the last five years (in Rs. Lakhs) of Bidder Financial Year KPTCL works Non KPTCL works
Individual Bidder In case of Consortium Individual Bidder In case of Consortium
Total value of works in Rs. Lakh Lead Bidder Consortium Partner Total value of works in Rs. Lakh Lead Bidder Consortium Partner
Total value of works in Rs. Lakh Total value of works in Rs. Lakh Total value of works in Rs. Lakh Total value of works in Rs. Lakh
Note: Attach relevant Certificate/s from Chartered Accountant.
Section 3: 1.9 Name, address, and telephone, telex, and fax numbers of the Tenderers' bankers who may provide references if contacted by the Employer.
Sl.No Name, address, and telephone, telex, and fax numbers of the Tenderers' bankers
1.12 Information on litigations in which the Tenderer is involved:
Other Party(ies) Employer Details of Dispute Amount involved Remarks showing Present Status
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
SCHEDULE-10 (1 of 3) Details of Tools and Plants available
SHEET FOR TECHNOCOMMERCIAL OPENING
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
BIDDER'S NAME AND ADDRESS: To
The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
Following are the details of the Tools and Plants available with us.
Sl. No. Description Quantity Make Present Location / Project Remarks (if any)
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
SCHEDULE 10 (2 of 3) Details of Technical staff employed
SHEET FOR TECHNOCOMMERCIAL OPENING
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
BIDDER'S NAME AND ADDRESS: To
The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
Section 3: 1.8 Qualification and experience of the key technical and management personnel in permanent employment with the tenderer and those that are proposed to be deployed on this contract, if awarded
Sl. No. Name of the employee Designation Branch (Degree/Diploma) Year of Passing Since when employed in erection division Past Experience
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
SCHEDULE 10 (3 of 3 )
SHEET FOR TECHNOCOMMERCIAL OPENING
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
BIDDER'S NAME AND ADDRESS: To
The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
We propose the following deployment of manpower for the Terminal Bay Portion and Line Package.
Sl. No. Category MONTHS AFTER PLACEMENT OF AWARD LETTER
1 Project manager
2 Sr. Project Manager
5 Skilled labour
6 No skilled labour
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
SCHEDULE-11 (A) : COMPLETION SCHEDULE FOR STATION/TERMINAL BAYS
SHEET FOR TECHNOCOMMERCIAL OPENING
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
Bidders Name and Address: To,
The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
We hereby declare that following schedules shall be followed by us for the above work. The period of various activities from the date of placement of award letter shall be as follows
SL.NO Activity Construction of Sub-station/Terminal Bays
Commencement Completion
1 Detailed engineering
2 Procurement of bought out items / raw materials
3 Manufacturing & Testing
5 Setting up of site office, Sheds & stores etc.
7 Concreting for
a)Structure Foundations
b)Equipment and mounting structure foundadions
c)Cable trenches
2. Installation
8 Receipt(at site) of
a)Main equipment / spares
c)Insulators & Hardwares
d)Clamps & Connectors
e)Marshalling kiosks
f)Cables & Cabling Materials
a)Main structures
b)Equipment support structures
10 Equipment Erection
12 Bus bar erection
15 Completion of testing and ready for commissioning
16 Commissioning
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
SCHEDULE-11B : COMPLETION SCHEDULE FOR TRANSMISSION LINES
SHEET FOR TECHNOCOMMERCIAL OPENING
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
Bidders Name and Address: To,
The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
We hereby declare that following shedules shall be followed by us for the above work. The period of various activities from the date of placement of award letter shall be as follows.
SL.NO Activity Period in Months for the Work of Construction of Transmission Lines Period in Months for the Work of Construction of Transmission Lines
Commencement Completion Commencement Completion
I SUPPLY VOID VOID VOID VOID
1 Submission of Drawings
2 Completion of detailed engineering
3 Commencement of Manufacturing
4 Completion of Manufacturing
5 Readiness for testing
6 Readiness for Shipment
7 Receipt at Site
8 Completion of Shipment
1 Detailed Survey
2 Setting up of site office, sheds and stores etc.
3 Exacavation for foundations.
4 Foundations and other Civil Works
5 Erection of Tower alongwith accessories
6 Stringing of conductor/ groundwire alongwith accessories
7 Testing , Commissioning and Handing over.
Place Designation
Name of the Company
Karnataka Power Transmission Corporation Limited
SCHEDULE - 12 TYPE TESTS & TEST CHARGES OF EQUIPMENT/MATERIALS
SHEET FOR TECHNOCOMMERCIAL OPENING
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
BIDDERS SHALL INDICATE VARIOUS TYPE TESTS IN LIGHT BLUE COLOURED CELLS
ALL THE TYPE TESTS APPLICABLE FOR EACH OF THE EQUIPMENTS SHALL BE INCLUDED.
Bidders Name and Address To,
The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
SL.No Details of Equipments Type Test Test Charges ( in Rs )
1 Power Transformers: VOID
b) 100MVA,220/110kV VOID
b) 10MVA,110/11kV VOID
2 SF6 Circuit Breakers:
4 Current Transformer:
5 Voltage Transformers:
6 Capacitive Voltage Transformers:
7 Surge Arrestors
8 a) Relay & Protection Panels
b) Substation Automation
9 L.T. A.C Panel
10 Station Battery
11 Station Battery Charger
12 PLCC Battery
13 PLCC Battery Charger
14 1.1KV Copper control cables/LT Power Cable
15 11KV U.G Cable
16 PLCC equipment
17 Conductors & Earth Wire a) Drake ACSR
b) Coyote conductor
c) Lynx conductor
18 Insulators a) 120/90KN Disc Insulator Strings
b) Solid Core Insulators
c) Silicon rubber/ Disc/ Long rod insulators
d) Post Insulators
19 Station / Mounting Structures
21 Hardware Materials
22 Aluminium pipe and Clamps
23 AC DISTRIBUTION BOX
24 DC DISTRIBUTION BOX
25 Nitrojen Fire Fighting Protection System
NOTE: The Type Test / Special Tests, if repeated at the insistance of owner, the applicable testing charges shall be paid by the successful Bidder upfront to the laboratory and the same shall be reimbursable by KPTCL as per actuals on submission of Bills along with proof of payment and on successful completion of all the Type Tests, specified and on approval of the same by the owner. In case equipment/material fails in the type tests during testing then the testing charges paid by the Bidder to the laboratory will not be reimbursed by KPTCL. The above Clause is applicable for all the equipments/materials, in case, the Type Test / Special Tests, are repeated at the insistance of owner(KPTCL).
Place Printed Name
Karnataka Power Transmission Corporation Limited
Schedule -13-List of Optional Spares
SHEET FOR TECHNOCOMMERCIAL OPENING
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
BIDDERS SHALL NOTE THAT QUANTITIES INDICATED IN THE ITEM_WISE FINANCIAL BID OFFER SHALL BE INDICATED HERE ALSO.
Bidders Name and Address
To, The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
List of optional spares required to meet the specified performance for a period of three years
Sl. No. For Equipments Details of item Unit Quantity
Place Designation
Name of the Company
Karnataka Power Transmission Corporation Limited
SCHEDULE - 14-Guaranteed Losses
SHEET FOR TECHNOCOMMERCIAL OPENING
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
Bidders Name and Address To,
The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
Dear Sir, We Declare that the ratings and performance figures of the Transformers furnished by us under the Turnkey Package are Guaranteed. We further declare that in the event of any deficiencies in meeting the guarantees in repect of the characteristics mentioned below as established after conducting the factory test, you may at your discretion,reject or accept the equipment after assessing the liquidated damages as specified in relevant clause of Bid Document.
Sl no Equipment Guaranteed Losses at rated output (KW) at Principal Tap % Impedance at rated current and frequeny at 75◦C at Normal tap
Max No Load loss at rated voltage and rated frequency Max Load loss at rated current and frequency and at 75 deg C at principal tap Max I2 R loss at rated current and frequency and at 75 deg C at principal tap Max Auxiliary loss at rated voltage and frequency for Power Transformer HV to IV HV to LV LV to IV
1 20MVA, 110/33kV Power Transformer
Place Designation
Name of the Company
Karnataka Power Transmission Corporation Limited
LIST OF VENDORS
SHEET FOR TECHNOCOMMERCIAL OPENING
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
BIDDERS NAME AND ADDRESS To, The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
Sl. No. EQUIPMENT/ MATERIAL NAME OF THE VENDOR(Applicable to be filled as per scope of subject) work)
VENDOR 1 VENDOR 2 VENDOR 3 VENDOR 4
1 Power Transformer 20MVA, 110/33-11kV Transformer
2 SF6 Circuit Breakers: 145kV
3 SURGE ARRESTERS
4 Current Transformers
5 Volrage Transformers
6 Control & Relay Panels / Relay & Protection PANELS
7 Station / Equipment Support structures
8 Aluminium pipe and Clamps
9 ACSR CONDUCTOR
11 Solid Core Insulator
12 Disc Insulator Strings
13 Insulator Hardware Clamps & Power connectors
14 Auxiliary Transformer
16 1.1kV POWER CABLES
17 AC DISTRIBUTION BOX
18 DC DISTRIBUTION BOX
20 BATTERY CHARGER
21 CONTROL CABLES
22 11KV Switchgear
23 11kV UG CABLE
24 FIRE FIGHTING EQUIPMENTS
25 Illumination Equipments / Fixtures
27 Tower Accessories
28 Insulator Hard Wares
29 Conductor Accessories
30 Earth Wire Accessories
Note : Any Other Materials name & its vendors are to be entered.
Place Designation
Name of the Company
SCHEDULE-16 : NO DEVIATION CERTIFICATE (ANNEXURE-I)
SHEET FOR TECHNOCOMMERCIAL OPENING
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
NOTE: SCHEDULE DULY SIGNED BY THE AUTHORIZED PERSON SHALL BE UPLOADED
With reference to our Bid Proposal No dated
We hereby confirm that we have read the provisions of the contract, the stipulation of these clause are acceptable to us,
and we have not taken any deviation whatsoever to these clauses:
a) Terms of payment Clause No. 37 of Section-5,Conditions of Contract (CC) and Clause No.8 of Special Conditions of Contrac (SCC)
b) EMD/Bid Security Clause No. 6, Section :1, Invitation for Tenders (IFT) and Clause No. 13, Section :2, Instruction to Tenderer (ITT)
c) Contract Performance Guarantee Clause No. 29 of Section:2, Instruction to Tenderers (ITT).
d) Penalty for delay Clause No. 41 of Section-5 : Conditions of Contract (CC).
e) Price Basis/ Price adjustment Clause No. 40 of Section-5 :Conditions of Contract (CC).
f) Defects Liability Period/Guarantee Clause No. 10 of Section-5 Special Conditions of Contract (SCC)
g) Work Schedule Clause No.17 of Section:5 Conditions of Contract (CC)
h) Taxes and Duties Clause No. 11.11 of Section-2: Instruction to Tenderers (ITT).
We further confirm that any deviation to the above clauses at SI.No. (a) to (h) found anywhere in our bid proposal, implicit or explicit, shall stand unconditionally withdrawn, without any cost, implication whatsoever to KPTCL.
Place Designation
Name of the Company
Karnataka Power Transmission Corporation Limited
SCHEDULE-17a BID SECURITY/EMD (ANNEXURE-IIA) (To be stamped on Rs.300/- Non-Judicial stamp paper in accordance with KPTCL Circular No. KPTCL/GMT/CIVIL (B7)/35/2024-MANAGER ESTATE (E-106992) dated 02.03.2024)
SHEET FOR TECHNOCOMMERCIAL OPENING (VOID)
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
NOTE: SCHEDULE DULY SIGNED BY THE AUTHORIZED PERSON SHALL BE UPLOADED AND SENT ALONG WITH ORIGINAL BANK GUARANTEE AND ORIGINAL DD (TOWARDS BID GUARANTEE ) TO CHIEF ENGINEER ELECTRICIYT (T&P),KPTCL BANGALORE SO AS TO REACH AFTER THE LAST SUBMISSION DATE & ON OR BEFORE THE DATE & TIME OF OPENING TECHNO COMMERCIAL BIDS.
Ref No. Bank Guarantee No.
In accordance with Invitation to Bid under your specification
No. M/s having its Registered /
Head Office at (hereinafter called the 'Bidder') wish
to participate in the said Bid or and you, as a special favour have agreed
to accept an irrevocable and unconditional bank guarantee for an amount of
valid up to on behalf of Bidder in lieu of the Bid deposit required to be made
by the Bidder as a condition predecent for participation in the said Bid,in addition to the Demand draft No.
we the Bank at having our Head office at
(local address) guarantee and undertake to pay immediately on demand by Karnataka Power Transmission Corporation
the amount of (in figures and words)
without any reservation, protest, demur and recourse. Any such demand made by said `Owner' shall be conclusive and binding on us irrespective of any dispute or difference raised by the Bidder.
This Guarantee shall be irrevocable and shall remain valid up to and including
If any further extension of this guarantee is required, the same shall be extended to such required period (not exceeding one year) on receiving instructions
from M/s on whose behalf this guarantee is issued.
This Guarantee has been issued using SFMS Platform and the requisite communication in this regard has been forwarded to the Beneficiary Bank.
In witness whereof the Bank, through its authorised officer, has set its hand and stamp on this
Signature Signature
Official Addressess Designation with Bank Stamp.
Attorney as per Power of Attorney No.
Note : 1) Both the Bank Guarantee and Demand Draft shall be scanned and uploaded along with Electronic sheets. 2) This date shall be Forty Five (45) days after the last date for which the bid is valid.
Karnataka Power Transmission Corporation Limited
Form of Insurance Surety Bond towards EMD (ANNEXURE-IIB) (To be stamped on Rs.300/- Non-Judicial stamp paper in accordance with KPTCL Circular No. KPTCL/GMT/CIVIL (B7)/35/2024-MANAGER ESTATE (E-106992) dated 02.03.2024)
SHEET FOR TECHNOCOMMERCIAL OPENING (Void)
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
NOTE: SCHEDULE DULY SIGNED BY THE AUTHORIZED PERSON SHALL BE SENT ALONG WITH ORIGINAL BANK GUARANTEE AND ORIGINAL DD (TOWARDS SFMS CHARGES IF ANY ) TO CHIEF ENGINEER ELECTRICIYT (Tr. Operataions), Zone KPTCL Bagalkot SO AS TO REACH AFTER THE LAST SUBMISSION DATE & ON OR BEFORE THE DATE & TIME OF OPENING TECHNO COMMERCIAL BIDS.
Insurance Surety Bond No.
In accordance with Invitation for Bids under your Bid Document No
M/s having its Registered /
Head Office at (hereinafter called the 'Contractor') wish
to participate in the said Bid for
As an irrevocable Insurance Surety Bond against Bid Security for an amount of * valid for days from **
required to be submitted by the Contractor as a condition precedent for participation in the said bid which amount is liable to be forfeited on the happening of any contingencies as mentioned under the Bidding Documents.
we, the having our Head office at
guarantee and undertake to pay immediately on demand by Karnataka Power Transmission Corporation Limited, (hereinafter called the 'Owner') the amount of
without any reservation, protest, demand and recourse. Any such demand made by the 'Owner' shall be conclusive and binding on us irrespective
of any dispute or difference raised by the Contractor and/or any right/remedy available to the Contractor in terms thereof.
This Insurance Surety Bond shall be unconditional as well as irrevocable and shall remain valid upto
If any further extension of this Insurance Surety Bond is required, the same shall be extended to such required period (not exceeding one year) on receiving instructions from
M/s on whose behalf this Insurance Surety Bond is issued.
In witness where of the Insurer, through its authorised officer, has set its hand and stamp on this
Signature Signature
Official Addressess Designation with Insurer Stamp
Attorney as per Power of Attorney No.
Karnataka Power Transmission Corporation Limited
SCHEDULE-18 PROFORMA OF LETTER OF UNDERTAKINGS (ANNEXURE-V)
SHEET FOR TECHNOCOMMERCIAL OPENING
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
NOTE: SCHEDULE DULY SIGNED BY THE AUTHORIZED PERSON SHALL BE UPLOADED
(To be executed on Rs. 500/- Non-Judicial paper )
1. I*/We* have read and examined the following bid documents relating to the
(full Scope of Work)
a) Notice Inviitng Tender
b) Conditions of Contract containing section 'Invitation for Tenders’, 'Instructions to Tenderers’, ‘Conditions of Contract’ and Contract Data.
c) Special Conditions of Contract along with Annexure to
d) Drawings No.
e) Technical Specifications
2 . I / We hereby submit our Bid and undertake to keep our Bid Valid for a period of One Hundred and Eighty days (180 days) from the Last date of bid submission as notified (either original or extended). I*/We* hereby further undertake that during said period I/We shall not vary/alter or revoke my/our Bid.
This undertaking is in consideration of KPTCL agreeing to open my/ our Bid and consider and evaluate the same for the purpose of award of Work in terms of provisions of clause entitled "Award of Construct" 'cl.no. 26 of Section ITT and cl.no. 18 of SCC of the Bid Documents.
Should this bid be accepted, I*/We* also agree to abide by and fulfil all the terms, conditions of provision of the above mentioned bid.
Signature along with Seal of Co.
(Duly Authorised to sign the Tender on Behalf of the Contractor.)
NAME OF THE COMPANY (in Block Letters)
SIGNATURE Date and Postal Address
DATE Telegraphic Address
NAME AND ADDRESS Telephone No.
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
SCHEDULE-19 CONSORTIUM AGREEMENT (To be stamped on Rs.500/- Non Judicial stamp paper in accordance with KPTCL Circular No. KPTCL/GMT/CIVIL(B7)/35/2024-MANAGE ESTATE (E-106992) dated 02.03.2024) (ANNEXURE -XIII)
SHEET FOR TECHNOCOMMERCIAL OPENING
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
SCHEDULE-20(A) : POWER OF ATTORNEY (ANNEXURE-XI)
For Individual Bidder
SHEET FOR TECHNOCOMMERCIAL OPENING
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
NOTE: SCHEDULE DULY SIGNED BY THE AUTHORIZED PERSON SHALL BE UPLOADED
POWER OF ATTORNEY
(To be stamped on Rs.500/- Non Judicial stamp paper in accordance with KPTCL Circular No. KPTCL/GMT/CIVIL (B7)/35/2024-MANAGE ESTATE (E-106992) dated 02.03.2024)
KNOW ALL MEN BY THESE PRESENTS that we
a Company incorporated
under the laws of
and having its Registered Office / Head Office at
"Manufacturer / Bidder" which expression shall unless repugnant to the
Context or meanig thereof, include its successors, administrators and assigns)
acting through Mr its constitute, nominate and appoint
M/s a Company incorporated under the laws of
and having its Registered / Head Office at
as its duly constituted lawful Attorney (hereinafter called "Attorney"
or "Authorized Representative") to exercise all or any of the powers for and on
behalf of the "Manufacturer / Bidder" in regard to Specification No.
the bids for which have been invited by
(Address "Owner") to undertake the following acts:
i. To submit proposal and participate in the aforesaid Bid Specification of the Owner on behalf of the "Manufacturer / Bidder".
ii. To negotiate with the "Owner" the terms and conditions including price for award of the contract pursuant to the aforesaid Bid and to sign the contract with the "Owner" for and on behalf of the Manufacturer / Bidder.
iii. To receive accept and execute the contract for and on behalf of the "Manufacturer / Bidder".
iv. To do any other act or submit any document related to the above.
It is expressly understood that the Power of Attorney shall remain valid, binding and irrecoverable till submission of the Contract performance guarantee in terms of the Contract. The "Manufacturer / Bidder" hereby agrees and undertakes to ratify and confirm all the whatsoever the said "Attorney" / "Authorised Representative" quotes in the Bid, negotiates and signs the contract with the "Owner" and / or purports to act on behalf of the "Manufacturer / Bidder" by virtue of this Power of Attorney and the same shall bind the "Manufacturer / Bidder" as if done by itself.
IN WITNESS WHEREOF THE "Manufacturer / Bidder" has executed these presents at
on this day of under
the Common Seal of the Manufacturer company / Bidder.
Specimen Signature of Attorney Holder
(Name & Designation) For and on behalf of
Common Seal of the above Manufacturer / Bidder
Has been affixed thereto in the presence of :
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
SCHEDULE-20(B) : POWER OF ATTORNEY (ANNEXURE-XV)
(For Consortium Member )
SHEET FOR TECHNOCOMMERCIAL OPENING
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
Karnataka Power Transmission Corporation Limited
SHEET FOR TECHNOCOMMERCIAL OPENING (UN - PRICED)
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Bidders Name and Address
To, The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
We Declare that the ratings and performance figures of the equipment furnished by us under the Turnkey Package are Guaranteed. We further declare that in the event of any deficiencies in meeting the guarantees in repect of the characteristics as established after conducting the performance test, you may at your discretion, reject the equipment, in which case we shall replace the same with equipment as per specification and meeting the guarantee, free of charge and within a resonable time, to be mutually agreed.
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
SCHEDULE -21 - CHECK LIST
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
Bidder's Name & Address alongwith GSTIN no. : To,
The Chief Engineer, Electricity, Transmission Zone KPTCL Bagalkote-587103.
CHECK LIST FOR SUBMISSION OF SCHEDULES
REFERENCE OF FORM & SCHEDULE DETAILS OF FORM & SCHEDULE WHETHER INCLUDED IN TECHNO-COMMERCIAL SHEETS (ELECTRONIC) YES/NO WHETHER INCLUDED IN PERCENTAGE RATE Financial Offer (ELECTRONIC) YES/NO WHETHER INCLUDED IN COMMERCIAL
PROPOSAL BID PROPOSAL
Schedule - 1 PRICE COMPONENTS
Schedule 2 (1 of 2 & 2 of 2) Summary of Price Components
Schedule 2A Schedule of Discounts
Schedule 2B Statement of Commercial Terms & Conditions
Schedule 3A & 3B Price break up for supply & erection
Schedule 3C Price break up for civil works
Schedule 4 Price break up for mandatory spares and maintenance & Testing Equipments.
Schedule 5 Commercial deviations
Schedule 6 Technical deviations
Schedule 7 List of special Tools & Tackles
Schedule 8 Additional information.
Schedule 9 Qualification Information [Technical & Financial]
Schedule 10 Details of Tools and plants and man power deployment
Schedule 11 A & 11B Schedule for activities & Commissioning.
Schedule 12 Type Test Charges
Schedule 13 List of optional spares and cost.
Schedule 14 Guaranteed loss of transformer.
Schedule 15 List of vendors.
Schedule 16 Annexure 'A' No deviation certificate
Schedule 17a & 17b Proforma for Bid guarantee
Schedule 18 Proforma for letter of undertaking
Schedule 19 Consortium Agreement
Schedule 20a & 20b Power of attorney for Individual Bidder / Lead Partner of Consortium and Consortium Member
Schedule 21 Guaranteed Declaration
Schedule 22 Check list
DRS 1-45 Relevant Technical details for Materials / Equipments
To be Uploaded Contract Quality Assurance Programme
To be Uploaded Type Test Certificates
To be Uploaded & furnished Bid Security/EMD
To be Uploaded Written Power of Attorney
To be Uploaded Letter of Undertaking
To be Uploaded No Deviation Certificate
To be Uploaded Any Other (Please Specify)
To be Uploaded Any Other (Please Specify)
To be Uploaded Any Other (Please Specify)
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
A1 : GUARANTEED TECHNICAL PARTICULARS FOR POWER TRANSFORMERS - 110/33kV, 20MVA (Wherever applicable)
(Bidder should indicate the guaranteed technical data of all equipments/materials for each type of rating separately)
Class of Power Transformer Department supply
1 Name of the Manufacturer and country of origin
2 Reference standard
3 Service [Indoor/outdoor]
4 Continuous rating under conditions specified in IS-2026 Part-I, 1977 Clause No.3 : HV
a. 1. With ONAN cooling - MVA
2. With ONAF cooling - MVA
3. With OFAF cooling - MVA
b. Rated no load voltage
6 a. Rated Frequency : (Hz)
b. Number of phases
7 Current at rated voltage and on principal tap-Amp :HV
8 Maximum hot spot temperature rise calculated by formula 0C
9 Flux density at rated voltage and rated frequency in tesla
10 Temperature rise of top oil, oC by the thermometer.
11 Temperature rise of winding measured by resistance.
a. With ONAN cooling oC
b. With ONAF cooling oC
c. With OFAF cooling oC
d. Period of operation of transformer at full load without calculated winding hot spot temperature exceeding 140oC and when
50% coolers fail
100% coolers fail (refer clause no. 7.9)
12 No. of windings
13 Connections HV
14 Connection Symbol and vector group
a. Type of tap changer
b. Tap step (percent)
c. Total tap range (+) percent to (-) percent
d. Tappings provided at
e. Type of regulation :
Constant flux regulation
Variable flux regulation
Combined regulation
16 (A) Magnetisation data at no load, at rated frequency (along with tolerance if any)
a. Current in Amps
b. Power factor
c. Loss in KW (core loss + dielectric loss)
d. Max. flux density in lines/sq.cm.
i. At 90% rated no load voltage
ii. At 100% rated no load voltage
iii. At 110% rated no load voltage
iv. At maximum rated primary voltage (i.e. 105% rated no load voltage)
16 (B) i) Max.No-load loss at rated frequency at Principal Tap (KW)
ii) Max. No-Load loss at voltage corresponding to the Highest Tap (KW)
17 Max. Load loss in KW at rated current and at 75◦C At lowest tap At principal tap At highest tap
a. For ONAN rating in KW
b. For ONAF rating in KW
c. For OFAF rating in KW
Max. I2R loss in KW at rated current and at 75◦C
a. For ONAN rating in KW
b. For ONAF rating in KW
c. For OFAF rating in KW
Max. Auxiliary Loss at rated Voltage & frequency
Note for Sl. No. 16 & 17: Guaranteed values of the losses shall be indicated which shall be firm & without indicating the tolerance limit
18 Impedance at rated current and frequency at 75oC on Line MVA base. HV to IV HV to LV IV to LV
a. At normal tap in %
b. At max. voltage tap in %
c. At min. voltage tap in %
19 Reactance at rated current and frequency and normal tap on rated MVA base:
20 Zero sequence impedance at reference temperature of 75oC at principal tap ………….%
NOTE: 1) The above impedance values shall be achieved with the winding arrangement at the discretion of the manufacturer without using reactor for 220/66/11kV, 100MVA & 150MVA Transformers. 2) The above impedance values shall be achieved with the winding arrangement for 100MVA, 220/110/11kV Auto Transformer as follows: CORE – LV – IV – Regulating – HV without using reactor. 3. The tolerance for the above impedance values shall be as per IS 2026- Part I (2011) or latest version
21 Resistance at 75oC
HV winding in Ohms in %
IV winding in Ohms in %
LV winding in Ohms in %
22 Efficiency at 75oC as derived from guaranteed.loss figures At Unity p.f At 0.8 p.f
a. At 125% full load
b. At 100% full load
c. At 75% full load
d. At 50% full load
23 a. Maximum efficiency ………….%
b. Load at which maximum efficiency occurs (% of full load)
24 Regulation at full load and at 75oC
a. At unity p.f. in %
b. At 0.8 p.f. (lag) in %
25 a. Short time thermal rating of LV winding/tertiary winding in KA & duration in seconds.
b. Short time thermal rating of IV windidng in KA & duration in seconds.
c. Short time thermal rating of HV winding in KA & duration in seconds.
26 Permissible overloading - HV
27 Test voltages HV IV LV
a. Lighting impulse withstand kV (peak)
b. Power frequency voltage withstand kV (ms)
c. Switching impulse withstand kV (peak)
28 Partial discharge level at 364 kV as per IEC 44(4)
29 RIV at 1.1 times minimum phase to ground voltage
30 Design value of surges transferred on tertiary terminals.
a. For 950 kV peak. 1.2/50 micro second surge striking HV terminal and with :
i. Both the open delta tertiary terminals open kV (peak).
ii. One of the open delta tertiary terminals earthed kV (peak).
b. For 550/325 kV peak 1.2 / 50 micro second surge striking IV terminal & with :
i. Both the open delta tertiary terminals open kV (peak).
ii. One of the open delta tertiary terminals earthed k V (peak).
31 Noise level when energised at normal voltage and normal frequency at no load (db)
32 External short circuit withstand capacity (MVA) & duration (seconds)
33 Over flux withstand capability of the transformer :
34 Insulating and cooling medium
35 Approximate weights
b. Windings (Kg)
c. Tank & Fittings (Kg)
e. Untanking weight (Kg)
f. Total weight (Kg)
36 Required quantity of oil in litres
37 Terminal arrangement
ADDITIONAL TECHNICAL PARTICULARS:
1 Details of Core (along with Tolerance if any):
a. Type of core configuration
b. Type of core joints
c. Flux density at 90% of rated voltage and frequency Tesla :
d. Flux density at 110% of rated voltage and frequency. Tesla :
e. Material of core lamination
f. Approximate core weight
g. Type of Joints used between core limb and yoke
2 Details of Windings:
a. Conductor area in sq.cm and current density in Amps/Sq.cm (at rated current). Current density A/sq. cm Conductor area sq.cm
b. Material of winding conductor
c. Approximate weight of winding (along with tolerance if any)in kgs Kgs
d. Type of windings
e. Winding insulation Type and class Graded or ungraded
f. i. Insulating material used for :
1. Regulating winding
ii. Between HV and IV and LV as applicable
iii. Between core & LV side.
iv. For core bolts, washers and end plates
v. Regulating winding & earth.
g. i. Type of axial coil support
ii. Type of Radial coil support :
h. Core bolt insulation voltage
i. Details of special arrangement provided to improve surge voltage distribution in the windings
j. Approximate weight of winding (Kgs) (Tolerance if any on the above)
k. Minimum clearance (mm) In oil In Air
Between Phases Phase to ground Between Phases Phase to ground
3 Details of Tank :
a. Material for Transformer Tank
b. Type of the tank
c. Mininum thickness of sheet
ii. Bottom (mm)
iii. Cover (mm)
iv. Cooling tubes/Radiators (mm)
d. Vacuum recommended for hot oil circulation (torr)
e. Vacuum to be maintained during oil filling in transformer tank (torr)
f. Vacuum to which the tank can be subjected without distortion (torr)
Transverse Axis Longitudinal Axis
g. No. & size of bi-directional wheels provided.
h. Track gauge required for the wheels
4 Details of painting at works and site
5 (a) Minimum clear height for lifting bell and for lifting core & windings from tank (mm) (untanking height).
(b) Minimum clear hieght for lifting (mm)
II. Bushings - HV
- HV / IV Neutral
6 Shipping details :
i. Parts detached for transport
ii. Weight of heaviest package in Kgs
iii. Weight of other heavy packages in Kgs
iv. Dimensions of largest package
a. Length in mm
b. Breadth in mm
c. Height in mm
v. Dimensions of other heavy packages:
a. Length in mm
b. Breadthin mm
c. Height in mm
7 Details of Bushings HV IV LV Neutral
b. Rated voltage class - KV
c. Rated current - Amps
d. Power frequency, visible corona discharge voltage - kV (ms)
e. One minute dry withstand power frequency voltage - kV (ms)
f. One minute wet withstand power frequency voltage - kV (ms)
g. Under oil Flashover or Puncture power frequency voltage - kV (ms)
h. 1.2 / 50 ms. Lighting impulse withstand voltage - kV (Peak)
i. Switching surge withstand voltage - kV (peak)
j. Under oil Flashover or puncture impulse voltage - kV (peak)
k. (a) Creepage Distance in air
(b) Creepage Distance (protected)
l. Quantity of oil in bushing and specification of oil used (Kgs)
m. Whether test tap is provided
n. Weight of assembled bushing
o. Phase to earth clearance in air of live parts at the top of bushing.
8 Cooling system
a. Grade of oil
b. Total weight of oil in radiator in Kgs/litres
c. Total weight of radiator without oil in Kgs.
d. Total radiating surface in square meters
e. Method of drying out transformer at site
f. Type and make of material used for the radiators with size.
g. Type of radiator
h. Total number of Radiators/Banks for transformer and over all dimensions.
i. Rating of Transformer with one radiator bank out of service.
j. Total weight of radiators in Kgs
k. Type of mounting
l. Vacuum withstand capability
9 Cooling equipment Fan Motor Pump Motor
a. Make and Type (Details)
b. Number of connected units (nos.)
c. Number of standby units (nos.)
d. Rated Power (KW)
e. BHP of driven equipment
f. Capacity (cu m/min) or (Litres/Minute)
g. Rated voltage (Volts)
h. Locked rotor current (Amps)
i. Temperature range for which control is adjustable
j. Efficiency of motor at full load (percent)
k. Temp. rise of motor at full load (oC)
l. Whether the fan and/or pumps suitable for continuous operation at 85% of their rated voltage
m. Estimated time constant in hours for
i. Natural cooling
ii. Forced air cooling
10 On Load Tap Changing gear
c. Power flow (uni-directional or bidirectional or restricted bi-directional)
d. Rated voltage to Earth kV
e. Rated maximum current Amps
f. Step voltage V.
g. Number of steps
h. Control : Manual / Auto / Local / Remote / Independent / Parallel.
i. Auxiliary supply details
j. Voltage control (whether automatic or manual)
k. Line drop compensation Provided / Not provided.
l. Protective devices
m. Time for complete tap change (one step) sec.
n. Divertor selector switch Transient time - Cycles.
o. Value of maximum short circuit current Amps.
p. Maximum impulse withstand test voltage with 1.2/50 micro seconds full wave between switch assembly and earth (kV peak)
q. Maximum power frequency test voltage between switch assembly and earth - kV rms.
r. Maximum impulse withstand test voltage with 1.2/50 micro seconds across the tapping range (kV peak).
s. Approximate over all dimensions of Tap Changer in mm.
t. Approximate over all weight Kgs.
u. Approximate over all quantity of oil-ltrs/Kgs.
v. Particulars of the OLTC control panel for installation in the control room.
11 Over all dimensions of transformer including cooling gear, tap changing gear etc.
d. Reference drawing No.
12 Whether oil temperature indicator provided (Yes/No).
13 Type of oil level indicator and whether supervisory alarm contact for low oil level provided (Yes/No)
14 Type and size of Gas operated relay and whether supervisory alarm and trip contacts provided and their size and Nos.
15 Temperature indicators Oil Temp. indicator Winding temp. indicator
a. Make and Type
b. Permissible setting ranges for alarm & trip.
c. No. of contacts
d. Current rating of each conntact
e. Whether remote indicator provided, if, so, whether equipment required at purchaser's control room is included.
f. Size and No.
16 Ratio and Type of CT used for winding temperature
17 Type and size of Thermostat used
For Tr. Tank OLTC
18 No. of Breathers provided (No.)
19 Type of deehydrating agent used for breathers
20 a. Capacity of conservator vessel litres
b. Volume between the highest and lowest visible oil level (litres)
21 Valve sizes and number required/ fitted
a. Drain valves - mm - No.
b. Filter valves - mm - No.
c. Sampling valves - mm - No.
22 a. Type and make of pressure relief device
b. No. of each type of devices per transformer unit (Nos.)
c. Minimum pressure at which the device operates (Kpa)
23 Details of current transformers provided for tertiary
a. Type and voltage class
b. No. of cores (Nos.)
d. Accuracy class
f. Accuracy limit factor
24 Lifting jacks
a. Governing standard
b. No. of jacks in one set
d. Capacity (tonnes)
g. Height in clsed position (mm)
h. Mean diameter of thread (mm)
25 Characteristics of Insulating oil to be used
Viscosity at 40 ºC in mm²/s
Viscosity at -30 ºC in mm²/s
Pour point in ºC
Water content in mg/kg
Breakdown voltage in kV
Density at 20 ºC in g/ml
Particle content
2 – Refining/stability
Acidity in mg KOH/g
Interfacial tension in mN/m
Total sulphur content
Corrosive sulphur
Potentially corrosive sulphur
Inhibitors of IEC 60666 in %
Metal passivator additives of IEC 60666 in mg/kg
Other additives
2- Furfural and related compounds content in mg/kg
3 - Performance
Oxidation stability for uninhibited oil – 164 hrs
-Total acidity in mg KOH/g
Gassing tendency
4 – Health, safety and environment (HSE)
Flash point in ºC
PCA content in %
PCB content in mg/kg
5 – Carbon Composition FTIR method CA %
6 – Details of oil preserving equipment offered.
NOTE: 1. HV: High Voltage. IV : Intermediate voltage IN : Low voltage 2. Regulation of Transformers: Each tap shall be designed for the full rated MVA without exceeding the temperature and shall withstand continuously 15% voltage above the rated voltage of the tap. 3. Insulation for 100 MVA transformer: The HV & MV winding of the transformer shall have graded insulation. The insulation class of the neutral end of the winding shall be graded to 170 KVP (impulse) mid 70KV (power frequency withstand). The 11 KV tertiary winding and terminals shall be capable of withstanding the surge voltage of 170 KV 4. Frequency:- the transformer shall be Suitable for continuous operation with a frequency variation of ±5% from normal of 50Hz without exceeding the specified temperature rise. 5. Impedance: Supplier shall indicate the guaranteed impedance and tolerance. Impedance shall include positive and zero sequence and shall be expressed in terms of the branches of the star connected equivalent diagram, all on the same MVA basis and the range shall be given for each branch of the equivalent circuit in turn
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEED TECHNICAL PARTICULARS FOR CIRCUIT BREAKERS (Whichever applicable)
(Bidder is to indicate technical data for each type of rating)
Circuit Breaker Rating 220kV 110kV 66kV
a. Name of the Manufacturer
b. Country of Manufacture
c. Type of Circuit Breaker
d. Manufacturer's type designation
e. Standard Applicable
f. Rated Voltage (kV ms)
g. Rated Current :
i. Under normal condition (A)
ii. Under site conditions (A)
h. Rated frequency (Hz)
i. Number of poles
j. Whether 3 pole or single pole unit
k. Whether all the 3 poles ganged electrically or mechanically
l. Whether dead tank or live tank design
m. Type of installation
n. No.of breakers per pole
o. Latching Current (kA)
2 Guaranteed Ratings
a. Rated short circuit breaking current
i. Symmetrical component at highest system voltage (kA)
ii. DC Component (%)
iii. Asymmetrical breaking current at highest system voltage (kA)
b. Rated Making Capacity
i. At higher rated voltage (kAp)
ii. At lower rated voltage (kAp)
c. i. Maximum Total break time under any duty condition for any current up to rated breaking current with limiting conditions of voltage and pressure (ms)
ii. Rated break time
d. Closing time (ms)
e. Minimum opening time under any condition with limiting voltage and pressure (ms)
g. Maximum close open time under any condition with limiting voltage and pressure (ms)
h. First pole to clear factor
i. Short time current rating (kA) for 1 Sec.
j. Rated operating duty
k. Maximum breaking capacity under kilometric faults and rated TRV characteristic (kAp)
l. Maximum breaking capacity under phase opposition (kAp)
m. Maximum line charging breaking current with temporary over voltage up to 1.4 p.u. (A)
n. Maximum over voltage (p.u.) on switching transformer on no load and corresponding charging current
o. Maximum period between closing of first contact & last contact in a pole (ms)
p. Maximum pole discrepancy (ms)
q. Maximum arc duration and corresponding current under lockout pressure.
r. Small fault current breaking capacity (kAp)
s. Maximum temperature rise for main contacts over design ambient temperature of 50oC
t. Rated voltage & pick up range for trip coil (V)
u. Rated voltage & pick up range for closing coil (V)
v. Rated pressure and limits of pressure of operating mechanism
w. Rated pressure and limits of pressure of extinguishing medium
x. Minimum dead time for
i. Three phase reclosing (ms)
ii. Single phase reclosing (ms)
3 Dielectric withstand of complete breaker
a. One minute dry & wet power frequency withstand voltage
i. Between live terminal and ground (kV rms)
ii. Between terminals with breaker contacts open (kV ms)
b. 1.2/50 micro impulse withstand test voltage
i. Between live terminals and ground (kVp)
ii. Between terminals with breaker contacts open (kVp)
c. Corona extinction voltage (kV rms)
d. Maximum radio interference voltage (micro V) at 1.1 Ur/v3
e. Total creepage distance
i. To ground (mm)
ii. Between terminals (mm)
4 Operating Mechanism
a. Type of operating mechanism for
b. Manufacturer's type designation
c. Normal power consumption (W) at rated voltage
ii. Closing coil
4.1 Pneumatic operating mechanism
a. Rated operating pressure (kg/sq.cm)
b. Range of pressure for (kg/sq.cm)
c. Air Consumption at rated pressure for
i. Closing (m3)
ii. Opening (m3)
iii. Close-open (m3)
d. Pressure drop/meter length of piping
e. Number and Capacity (m3) of breaker local air storage receivers
f. No. of close operations for which sufficient air is available in local receiver
g. Capacity of compressor (m3xhr) and working pressure (kg/cm2)
h. Maximum time for which compressor can operate continuously (min)
i. Time to fill
i. Air receiver after one CO operation (min)
ii. For making up of losses occuring in 4 hours (min)
j. Pressure at which compressor
i. Stars (kg/cm2)
ii. Stops (kg/cm2)
k. Material of compressed air piping
l. Inner & outer dia of main piping (mm)
m. Whether interpole piping included in scope of supply
n. Manufacturer's name for
ii. Air receiver
iii. Pressure reducer
iv. Stop valves
v. Drain valves
o. Safety valve
i. Low pressure stage blow off at (kg/cm2)
ii. Intermediate stage blow off at (kg/cm2)
iii. High pressure stage blow off at (kg/cm2)
p. Safety valve opens at (kg/cm2)
q. No.of stored CO operation in breaker air receiver
r. Alarm switch closes on air receiver at (kg/cm2)
s. Lockout pressure (kg/cm2)
iii. Auto reclose
4.2 Hydraulic operating mechanism
a. Rated pressure of oil in operating cylinder (Kg/cm2)
b. Limits for pressure (Kg/cm2)
c. Quantity of oil (liter)
d. Details of arrangements to prevent change of position of breaker in the event of loss of hydraulic pressure.
e. Details of monitoring arrangement for hydraulic pressure.
f. No. of close -open operations possible after loss of AC supply to drive motor.
g. Details of hand pump set provided for emergency operation.
h. Pressure drop starting from lowest pressure at which motor starts for
i. C - operation
ii. O - operation
iii. CO - operation
iv. O - CO - operation
v. 2 - CO - operation
i. Time required to make up pressure upto loss of nitrogen pressure after
i. C - operation
ii. O - operation
iii. CO - operation
iv. O - CO - operation
v. 2 - CO - operation
4.3 Spring charged mechanism
a. Number of close open operations possible after failure of AC supply to motor.
b. Time required for motor to charge the closing spring (min).
c. Whether indication of spring charged condition provided in central control cabinet.
5 Type of Breakers
5.1 SF6 Circuit Breakers :
a. Quantity of SF6 per pole (m3) at rated pressure.
b. Guaranteed maximum leakage rate per year.
c. Rated pressure of SF6 in operating chamber (kg/cm2).
d. Limits of pressure at which breaker operate correctly (kg/cm2)
e. Standard to which SF6 gas complies.
f. Whether 20% spare SF6 gas. Stored in unused gas cylinders, included in proposal.
g. Capacity & filling ratio of containers in which SF6 gas would be shipped (m3) and the corresponding pressure (kg/cm2)
h. Whether breakers are dispatched filled with SF6 or required to be filled at site.
i. Type and make of SF6 pipe coupling used.
j. Type and make of mandatory maintenance equipment.
i. SF6 gas filling and evacuation trolley (portable)
ii. SF6 gas drying, filling, evacuating equipment and its capacity.
iii. Operating analyzer Type and make
iv. SF6 gas leak detector
k. Parameters of SF6 gas for initial filling and satisfactory operation.
ii. Dielectric strength kV/mm
iii. Acidity (ppm)
iv. Water content (ppm)
v. Oil content (ppm)
vi. Condensation temperature (oC)
vii. Resistivity (Ohm-cm)
l. Whether details of SF6 gas viz test methods, handling etc. enclosed.
m. Type and material of gasket used to ensure gas tight joints for
i. Metal to metal joints
ii. Metal to porcelain joints
n. Method of housing SF6 gas compressors and equipment
i. At Circuit Breaker
ii. In control cubicle
o. Type and make of
ii. Pressure gauge
p. Densimeter Settings
q. Minimum time interval between each make/break operation (ms)
a. Whether OGA drawing enclosed
b. Weight of complete 3 phase breaker for foundation design (kg)
c. Weight of heaviest part of breaker (kg)
d. Impact loading for foundation design
e. Seismic level for which breaker is designed
f. Minimum safety clearance from earthed objects
g. Noise level in (dB) at base of the breaker
h. Minimum clearance in air
i. Between live parts (mm)
ii. Live parts to earth (mm)
iii. Live parts to ground level (mm)
6 Constructional Details
a. Whether arcing contacts provided
b. Type and material of main contacts and arcing contacts
c. Contact pressure on main contacts (kg/cm2)
d. Contact separation in arcing position (mm)
e. Contact separation in open position (mm)
i. Main contacts
ii. PIR contacts
f. Whether pressure relief device for each of the gas chamber of SF6 CB provided
g. Rate of contact travel.
i. Opening (m/sec)
ii. Closing (m/sec)
h. Whether the making & breaking contacts are hermetically sealed
i. Type and capacity of device used to obtain uniform voltage distribution between breaks
j. Over voltage withstand capability of grading components (kV rms)
k. Number of auxiliary contacts per pole provided for Owner's use
l. Rated voltage of auxiliary contacts (V)
m. Current rating of auxiliary contacts
i. Continuous (A)
ii. DC breaking with 20 ms time constant (A)
n. Whether auxiliary contacts silver plated
o. Whether support structure included in supply
p. Height of support structure
q. Material of support structure
r. Standard to which the design of support structure conform
s. Whether foundation bolts for breakers and cabinets included in scope of supply
7 Detailed Literature
a. Whether the following are enclosed.
i. Type test reports as per IEC-56
ii. Factory test report and/or filed test report incase of reactor switching duty
iii. Details of operating mechanism
iv. Drawing of breaker of support structure.
v. Calculations for compressed air plant sizing
vi. Details of SF6 gas filling, evacuating and testing plant
vii. Details of SF6 gas leak detector
viii. Precautions in use of SF6 gas
ix. Leaflets & literature bringing out salient features of equipment offered.
x. Schematic diagrams of switching mechanism for closing resistor showing the duration of insertion along with calculation for thermal rating of closing resistors.
xi. Whether drawings showing contacts in close, arc initiation, full arcing, arc extinction and open position enclosed
xii. Method of checking of Voltage distribution devices at site enclosed
xiii. Details along with a complete catalogue of operation analyzer enclosed
xiv. Data on capabilities of circuit breaker in terms of time and number of operations at duties ranging from 100% fault currents to load currents of the lowest possible value without requiring any maintenance or checks.
xv. Effects of non simultaniety between contacts within a pole or between poles and also show how it is covered in the guaranteed rated break time
xvi. Details and type of filters used in interruptor assembly and also the operating experience with such filters
xvii. Curves supported by test data indicating the opening time under close open operation with combined variation of trip coil voltage and pneumatic/hydraulic pressure.
xviii. All duty requirements specified along with adequate test reports.
CIRCUIT BREAKER - CONTROL CABINETS :
1 Manufacturer's Name
2 Indoor/Outdoor application
3 Design ambient air temperature (oC)
4 Standards applicable
5 Thickness of sheet steel (mm) and whether cold rolled or hot rolled
6 Degree of protection provided
7 Bill of material for all the equipment mounted on control cabinet giving the following details:
a. Make and type
b. Applicable Standard
c. Voltage rating
d. Current rating
e. Duty class. If applicable
f. Manufacturer's catalogue No.
g. Total heat load of cabinet (for purpose of ventilation requirement)
8 Colour of finish paint IS : 5
9 Control Wiring
a. Size of conductor
i. For CT circuits
ii. For other circuits
b. Conductor Solid/Stranded
c. Number of Strands/conductor
10 Terminal Blocks
b. Current rating
i. Power terminals (A)
ii. Other terminals (A)
11 Space Heater Rating at 240 V AC
12 Control cabinet drawing showing the following:
a. Outline dimensions, floor opening, floor/ wall/ pedestal fixing arrangements, weights etc.
b. Front view, inside view showing the mounting arrangement of various equipment.
13 Schematic/wiring diagram of control cabinet enclosed
14 Interconnection drawing showing cable, connections to the control cabinet enclosed
15 Type test report to verify degree of protection enclosed
16 Details of terminal rows:
i. Whether arranged vartical or horizontal
ii. Clearance from adjacent components.
iii. Distance between rows.
iv. Whether transparent protection cover provided.
CIRCUIT BREAKERS - TERMINAL CLAMPS AND CONNECTORS
1 Manufacturer's Name
2 Applicable Standards
4 Material of connector
b. Bolts & Nuts
c. Spring Washers
5 Rated Current
6 a. Rated terminal load (kg)
b. Factory of Safety
7 Minimum thickness of any part (mm)
8 Weight of clamp complete with hardware (kg)
9 Type test reports as per IS enclosed
10 OGA drawing enclosed.
CIRCUIT BREAKERS - BUSHING/SUPPORT INSULATOR :
1 Manufacturer's Name
3 Applicable Standards
ii. Diameter (Top)
iii. Diameter (Bottom)
5 Total creepage distance (mm)
6 Rated voltage (kV)
7 Power frequency withstand voltage for 1 minute (kVrms) dry and wet
8 1.2/50 micro sec. impulse withstand voltage (kVp)
9 250/2500 micro sec. switching impulse withstand voltage (kV p) dry and wet
10 Corona Extinction voltage (k V)
12 Maximum allowable span (mm)
13 Cantilever Strength (kg)
14 OGA drawing enclosed.
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
ISOLATORS AND TERMINAL CONNECTORS (Whichever applicable)
(Bidder to indicate technical data for each type of rating separately)
Isolators and Terminal connectors ratings 220KV 220KV 110KV 110kV 66kV 66kV 11kV
a. Name of the Manufacturer
b. Country of Manufacture
c. Manufacturer's type designation
d. Standard applicable for isolators and earthing switches
e. Rated Voltage Ur (kV)
f. Rated Current Under site conditions (A) at 50oC ambient
g. Rated frequency (Hz)
h. Number of poles
i. Whether all 3 poles are ganged mechanically
j. Pole to pole spacing
k. Type of installation
2 Guaranteed Ratings
a. Rated short time current of isolator for Is (kA) and dynamic current (kAp)
b. Opening time of isolator and earth switch (s)
c. Closing time of isolator and earth switch (s)
d. Temperature rise over 50oC ambient temperature corresponding to maximum continuous current (oC)
3 Dielectric withstand capacity of completely assembled isolator/isolator and earth switch
a. One minute dry power freq. Withstand test voltage (kV ms)
i. Against ground (kV rms)
ii. Across isolating distance (kV rms)
b. 1.2/50 micros a impulse withstand test voltage
i. Against ground (kVp)
ii. Across isolating distance (k Vp)
c. 250/2500 micros switching surge withstand test voltage (dry & wet)
i. Against ground (kVp)
ii. Across isolating distance (kVp)
d. Corona extinction voltage (k V rms)
e. Radio interference level at 1.1 Ur/ /3 (in micro volts) at 1.0 MHz
f. Total creepage distance to ground (mm)
4 Operating Mechanism
A. For Main Blades
a. Type of motor operating / manually driven mechanism
b. Manufacturer's Type / designation
c. Rated torque of the mechanism
d. Type and rating of motor
B. For Earth Switches
a. Type of motor operating / manually driven mechanism
b. Manufacturer's type designation
c. Rate troque of the mechanism
d. Type and rating of motor
4.1 Interlocks:
a. Whether mechanical/constructional interlock between isolator and earth switch provided.
b. Details of electrical interlock enclosed for
ii. Earth Switch
c. Arrangement provided to prevent electrical or manual operation unless interlock conditions are satisfied whether interlock coil is continuously rated
d. Rated DC control voltage and variation allowed
e. Power consumption (W)
a. Rated DC control voltage (V)
b. Limits of voltage
c. Power consumption of control coils (W)
5 Constructional Features
a. Minimum clearance in air
i. Between phases (mm)
ii. Between live parts to earth (mm)
iii. Distance between terminals of same phase (mm)
b. Whether position of earth switch can be interchanged at site to either side of pole
c. Minimum clearance between live part and earth switch blade throughout the entire operational are of earth switch (mm)
d. Terminal pad details
i. Diameter & length
ii. Material of pad
e. Insulator data
iii. No. of insulator stacks / phase
iv. No. of insulators/stack
f. Main Contracts
i. Type of contacts
ii. Contract area (cm2)
iii. Material of contacts
iv. Contact pressure (kg / cm2)
v. Maximum current density under normal current carrying capacity (A/cm2)
vi. Thickness of silver plating
g. Number of auxiliary contacts on isolator/pole for owner's use
h. Number of auxiliary contacts on earth switch pole for Owner's use
i. Auxiliary contacts
i. Rated voltage (V)
ii. Rated Continuous current (A)
iii. Rated Dc breaking current with 20 ms time constant (A)
j. Mounting dimenstions of isolators
i. Distance between supports
ii. Top dimensions of support
k. Height from mounting plane to top of terminal stud
l. Whether cable glands required included in the scope for inter pole cabling to be done by the Owner.
Whether the following are enclosed :
a. Type test reports as per IEC 129
b. OGA drawings for isolator with & without earth switches
c. Operation manual for isolators
d. Details of motor operating / manually driven mechanism
e. Recommended drawing for mounting details for isolator and drives.
f. Leaflets & literature bringing out salient features of equipment offered.
g. Details of constructional interlock
CONTROL CABINETS
1 Manufacturer's Name
2 Indoor / Outdoor application
3 Design ambient air temperature (oC)
4 Standards applicable
5 Thickness of sheet steel (mm) and whether cold rolled or hot rolled
6 Degree of protection provided
7 Bill of material for all the equipment mounted on control cabinet giving the following details :
a. Make and Type
b. Applicable Standard
c. Voltage rating
d. Current rating
e. Duty class, if applicable
f. Manufacturer's catalogue No.
g. Total heat load of cabinet (for purpose of ventilation requirement)
8 Colour of finish paint IS : 5
9 Control Wiring
a. Size of conductor
i. For CT circuits
ii. For other circuits
b. Conductor Solid / Stranded
c. Number of Stranded/conductor
10 Terminal Blocks
b. Current rating
i. Power terminals (A)
ii. Other terminals (A)
11 Space Heater Rating at 240 V DC
12 Control cabinet drawing showing the following
a. Outline dimensions, floor opening, floor/wall/pedestal fixing arrangements weights etc.,
c. Front view, inside view showing the mounting arrangement of various equipment
13 Schematic / wiring diagram of control cabinet enclosed
14 Interconnection drawing showing Owner's external cable, connections to the control cabinet enclosed Isolators & Terminal Connectors
15 Type test report to verify degree of protection enclosed.
16 Details of terminal rows
i. Whether arranged vertical or horizontal
ii. Clearance from adjacent components
iii. Distance between rows
iv. Whether transparent protection cover provided.
16 TERMINAL CLAMPS AND CONNECTORS
1. Manufacturer's Name
2. Applicable Standards
4. Material of connector
b. Bolts & Nuts
c. Spring washers
5. Rated Current
6. a. Rated terminal load (kg)
b. Factor of safety
7. Minimum thickness of any part (mm)
8. Weight of clamp complete with hardware (kg)
9. Type test reports as per IS enclosed.
10. OGA drawing enclosed
BUSHING / SUPPORT INSULATOR
1 Manufacturer's Name
2 Type test report to verify degree of protection enclosed.
3 Applicable Standards
i. Diameter (Top)
ii. Diameter (Bottom)
5 Total Creepage distance (mm)
6 Rated voltage (kV)
7 Power frequency withstand voltage for 1 min. (k V rms) dry and wet
8 1.2/50 micro sec. Impulse withstand voltage (kVp)
9 250/2500 micro sec. Switching impulse withstand voltage (kVp) dry and wet
10 Corona Extinction voltage (k V)
12 Max. allowable span (mm)
13 Cantilever Strengthh (kg)
14 OGA drawing enclosed
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEED TECHNICAL PARTICULARS FOR CURRENT TRANSFORMERS (Whichever applicable)
(Bidder should indicate the guaranteed technical data of all equipments/materials for each type of rating separately)
Voltage Class and ratio of CT 220kV 220kV 110kV 110kV 110kV 11kV 11kV
Sl.No. PARTICULARS
1 Name of the manufacturer
2 Country of origin
3 Standard Governing specification
5 Manufacturer's type designation
6 a. Nominal system voltage KV
b. Highest system voltage KV
7 a, Rated primary current
b. Rated secondary current Amp
c. Rated transformation ratio Amp
8 Rated Secondary terminal Voltage at
i. Rated Current
ii. 10 Times the rated current
iii. 20 Times the rated current
9 Ratio of current Transformer
10 Number of Cores
11 Details of Core
i. Rated Burden
ii. Accuracy Class
iii. Accuracy limit factor
iv. Instrument Security factor
v. Knee point voltage at
vi. Secondary winding
resistance (Ret. In Ohms)
vii. Magnetising current at Vk/4
i. Rated Burden
ii. Accuracy Class
iii. Accuracy limit factor
iv. Instrument Security factor
v. Knee point voltage at
vi. Secondary winding
resistance (Ret. In Ohms)
vii. Magnetising current at Vk/4
i. Rated Burden
ii. Accuracy Class
iii. Accuracy limit factor
iv. Instrument Security factor
v. Knee point voltage at
vi. Secondary winding
resistance (Ret. In Ohms)
vii. Magnetising current at Vk/4
i. Rated Burden
ii. Accuracy Class
iii. Accuracy limit factor
iv. Instrument Security factor
v. Knee point voltage at
vi. Secondary winding
resistance (Ret. In Ohms)
vii. Magnetising current at Vk/4
i. Rated Burden
ii. Accuracy Class
iii. Accuracy limit factor
iv. Instrument Security factor
v. Knee point voltage at
vi. Secondary winding
resistance (Ret. In Ohms)
vii. Magnetising current at Vk/4
12 Current error at rated primary current
13 Phase displacement at rated primary current
14 Composite error at rated accuracy limit primary current in %
15 Rated short time current and duration
a. Thermal ( I th) KA (rms) for 1 sec KA
b. Dynamic (I dyn) (peak)
16 Temperature rise of the windings (by resistance method) over an ambient temperature of 45oC
a)At rated current Deg C
b)At 100% overload for 5 minutes Deg C
17 Partial discharge level
18 Particulars of windings
a. Primary winding :
ii. No.of turns
iii.Current density at rated current Amp / Sq.mm
iv. Size of conductor
v. class of insulation
b. Secondary winding
ii. No. of turns
iii.Current density at rated current Amp / Sq.mm
iv. Size of conductor
v. Class of insulation
vi. Resistance computed to 75 deg C Ohm
vii. Insulating material used
c. Rated insulation levels :
i. One minute power withstand voltage KV (rms)
ii. Intersection withstand voltage of primary windings KV (rms)
iii. Impulse withstand voltage KV (rms)
19 Particulars of core :
ii. Flux density :
a. At rated primary current Tesla
b. At 15 times rated primary current Tesla
iii. Thickness of steel lamination mm
iv. Whether CRGO steel stampings are used?
v. Watt loss/Kg. of steel
vi. Knee point e.m.f
20 Particulars of porcelain housing / bushing
i. Specification to which it confirms
ii. Name of manufacturer
iii. Power frequency withstand voltage for one minute
a. Dry KV (rms)
b. Wet KV (rms)
iv. Dry lightning impulse withstand voltage 1.2/50 micro sec. Wave shape KV (rms)
v. Visible power frequency discharge voltage KV (rms)
vi. Creepage distance in air
a. Protected mm
vii. Weight of porcelain housing / bushing kgs
21 Overall dimensions :
i. Total weight of copper used
a. Primary winding kg
b. Secondary winding kg
ii. Weight of core kg
iii. a. Quantity of insulating oil liters
b. Weight of insulating oil kgs
iv. Total weight kgs
23 Particulars of terminal connector
i. Name of the manufacturer
ii. Rated current Amps
iii. Temperature rise above an ambient of 45 deg.c
a. At rated current Deg C
b. At 150% of rated current for 15 min Deg C
CONTROL CABINET :
1 Manufacturer's Name
3 Design ambient air temperature (oC)
4 Standards applicable
5 Thickness of sheet steel (mm) and whether cold rolled or hot rolled
6 Degree of protection provided
7 Bill of material for all the equipment mounted on control cabinet giving the following details
b. Applicable Standard
c. Voltage rating
d. Current rating
e. Duty class, if catalogue No.
f. Manufacturer's catalogue No.
g. Total heat load of cabinet (For purpose of ventilation requirement)
8 Colour of finish paint IS : 5
9 Control Wiring
a. Size Conductor
i. For CT circuits
ii. For other circuits
b. Conductor Solid Stranded
c. Number of Strands / conductor
10 Terminal Blocks
b. Current terminals (A)
i. Power terminals (A)
ii. Other terminals (A)
11 Space Heater Rating at 240 VAC
12 Control cabinet drawing showing the following
a. Outline dimensions, floor openings, Floor/wall/pedestal fixing arrangements, Weights etc.
b. Front view, inside view showing the Mounting arrangement of various Equipment.
13 Schematic / wring diagram of control Cabinet enclosed
14 Interconnection drawing showing cable, Connections to the control cabinet enclosed.
15 Type test report to verify degree of Protection enclosed
16 Details of terminal rows
i. Whether arranged vertical or horizontal
ii. Clearance from adjacent components
iii. Distance between rows
iv. Whether transparent protection cover provided
SUPPORT INSULATOR
1 Manufacturer's Name
3 Applicable Standards
ii. Diameter (Top)
iii. Diameter (Bottom)
5 Total creepage distance (mm)
6 Rated voltage (KV)
7 Power frequency withstand voltage for 1 min (KV rms) dry and wet
8 1.2/50 micro sec. Impulse withstand voltage (KVP)
9 250/2500 micro sec. Switching impulse
10 Corona Extinction voltage (KV)
12 Max. allowable span (mm)
13 Cantilever Strength (Kg)
14 OGA drawing enclosed
TERMINAL CLAMPS AND CONNECTORS
1 Manufacturer's Name
2 Applicable Standards
4 Material of connector
b. Bolts & Nuts
c. Spring washers
5 Rated Current
6 a. Rated terminal load (Kg)
b. Factor of safety
7 Minimum thickness of any part (mm)
8 Weight clamp complete with hardware (Kg)
9 Type test report as per IS enclosed
10 OGA drawing enclosed
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GAURANTEED TECHNICAL PARTICULARS FOR VOLTAGE TRANSFORMERS (COMMON TO 220 KV,110KV, 66 KV AND 33 KV CLASS)
(Bidder should indicate the guaranteed technical data of all equipments / materials for each type of rating separately) (Whichever applicable)
Class of Voltage Transformers 220KV 110kV 66kV
2 Manufacturer's type and designation
3 Rated primary voltage
4 No.of secondary winding
5 Rated secondary voltage
i. Winding No.I
ii. Winding No. II
iii. Winding No. III
i. Winding No.I
ii. Winding No.II
iii. Winding No.III
7 Accuracy Class
i. Winding No.I
ii. Winding No. II
iii. Winding No.III
8 Maximum ratio error with rated burden and 9% normal primary voltage for secondary winding.
9 Maximum phase angle error with rated burden and 5% normal primary voltage for secondary winding
10 Grade of oil
11 Temperature rise at 1.2 times rated voltage with rated burden
12 Rated voltage factor and time
13 Temperature rise for
14 One min. power frequency withstand test (dry) voltage
15 One min. power frequency withstand test (wet) voltage.
16 1.2 /50 micro sec. Impulse wave withstand test voltage
17 One min. power frequency withstand voltage on accessories.
18 Weight of oil
19 Total weight
20 Overall dimensions
21 Mounting details
22 Surface treatment
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
CAPACITOR VOLTAGE TRANSFORMERS (Wherever applicable)
Class of Capacitor voltage transformer 220kV 110kV 66kV
a. Name of Manufacture
b. Manufacturer's type designation
c. Standard applicable
d. Rated voltage Ur (kV)
e. Number of secondaries
f. Rated frequency (Hz)
g. Type of installation
2 Guaranteed Ratings
a. Rated output of each secondary winding (VA)
b. Total simultaneous burden (VA)
c. Accuracy class
d. Rated Voltage factor
i. Of high voltage capacitor (PF)
ii. Of intermediate voltage capacitor (PF)
iii. For carrier frequency coupling (PF)
f. Natural frequency of coupling (kHz)
g. Self tuning frequency of CVT (kHz)
h. Band width (kHz)
i. Temperature rise over ambient temperature at 50oC
j, One minute power frequency test voltage of secondary winding (k V rms)
k. One minute power frequency test voltage of H.F. terminal (k V rms)
l. One minute power frequency test voltage of capacitor (k V rms) (dry & wet)
m. 1.2/50 micros impulse withstand test voltage of capacitor (k Vp)
n. 250/2500 micros switching surge withstand voltage of capacitor (dry & wet) (k Vp)
o. Corona extinction voltage (k V rms)
p. Radio interference voltage at 1.1 Ur/_3 at 1.0 MHz in micro volts
q. Rated voltage of surge arrester connected at the secondary of CVT
3 Constructional Details :
a. Overall dimensions
i. Overall height (mm)
ii. Height upto top of terminal pad from mounting
iii. Diameter and length of terminal pad
iv. Material of terminal pad
v. Mounting dimensions and diameter of mounting holes
vi. Diameter of insulator
b. Total Weight (kg)
c. Quantity of oil (litres)
d. Whether CVTs are hermetically sealed. If so, how?
e. Details of dielectric
f. Standard to which oil conforms generally
g. Characteristics of oil (prior to filling)
i. Breakdown voltage (k V)
ii. Dielectric dissipation constant
iii. Water content (ppm)
iv. Gas content (ppm)
v. Interfacial tension at 27 0C (N/m)
vi. Specific resistance
aa.) At 90 0C (ohm-cm)
bb.) At 27 0C(ohm-cm)
h. Minimum clearance between phases recommended (mm)
i. Minimum center to center spacing recommended (mm)
j. Minimum distance from nearby earthed objects (mm)
Whether the following are enclosed:
a. Type test reports as per IEC 186
b. OGA drawing of CVT & terminal connector
c. Characteristic curves
d. Drawing showing clearance from earthed object
e. Details of surge arrester connected at secondary winding of CVT
CONTROL CABINETS
1 Manufacturer's Name
2 Indoor/Outdoor application
3 Design ambient air temperature (oC)
4 Standards applicable
5 Thickness of sheet steel (mm) and whether cold rolled or hot rolled
6 Degree if protection provided
7 Bill of material for all the equipment mounted on control cabinet giving the following details :
a. Make and type
b. Applicable Standard
c. Voltage rating
d. Current rating
e. Duty class, if applicable
f. Manufacturer's catalogue No.
g. Total head load of cabinet (for purpose of ventilation requirement)
8 Colour of finish paint IS : 5
9 Control wiring
a. Size of conductor
i. For CVT circuits
ii. For other circuits
b. Conductor Solid / Stranded
c. Number of Strands / conductor
10 Terminal Blocks
b. Current rating
i. Power terminals (A)
ii. Other terminals (A)
11 Space Heater rating at 240 V AC
12 Control cabinet drawing showing the following
a. Outline dimensions, floor openings, floor / wall / pedestal fixing arrangements, weights etc.,
b. Front view, inside view showing the mounting arrangement of various equipment.
13 Schematic / wiring diagram of control cabinet enclosed
14 Interconnection drawing showing Owner's external cable, connections to the control cabinet enclosed
15 Type test report to verify degree of protection enclosed.
16 Details of terminal rows :
i. Whether arranged vertical or horizontal
ii. Clearance from adjacent components
iii. Distance between rows
iv. Whether transparent protection cover provided.
TERMINAL CLAMPS AND CONNECTIONS
1 Manufacturer's Name
2 Applicable Standards
4 Material of connector
b. Bolts & Nuts
c. Spring washers
5 Rated current
6 a. Rated terminal load (kg)
b. Factor of safety
7 Minimum thickness of any part (mm)
8 Weight of clamp complete with hardware (Kg)
9 Type test reports as per IS enclosed
10 OGA drawing enclosed
BUSHING / SUPPORT INSULATOR
1 Manufacturer's Name
3 Applicable Standards
ii. Diameter (Top)
iii. Diameter (bottom)
5 Total creepage distance (mm)
6 Rated voltage (kV)
7 Power frequency withstand voltage for 1 min. (kV rms) dry and wet
8 1,2/50 micro sec. Impulse withstand voltage (kVp)
9 250/2500 micro sec. Switching impulse withstand voltage (kVp) dry and wet
10 Corona Extinction voltage (kV)
12 Max. allowable span (mm)
13 Cantilever Strength (kg)
14 OGA drawing enclosed
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEED TECHNICAL PARTICULARS FOR SURGE ARRESTORS (Whichever applicable)
(Bidder should indicate the guaranteed technical data of all equipments / materials for each type of rating separately)
Surge Arrestors 198kV 96kV 60kV 9KV
SURGE ARESOTORS
a. Manufacturer's Name
b. Manufacturer's type / designation
c. Applicable standards
ELECTRICAL CHARACTERISTICS
2 A. Arrester class and Type
b. Rated arrester voltage (kV)
c. Maximum continuous operating voltage (COV) at design ambient temeprature
d. Nominal discharge current (8/20 micro sec. Wave) (kA)
e. i. Minimum discharge capacity (kJ/kV) referred to rated voltage of minimum of discharge characteristics
ii. Line discharge class, as per IEC
f. Maximum equivalent front of waver protection level (discharge voltage with 0.5 * 1.5 micro sec, 10 kA impulse current).
g. i. Minimum switching surge residual voltage at 1 kA (kV p)
ii. Maximum switching surge residual voltage at 1 kA(kVp)
h. Maximum residual voltage for 8/20 micro sec. Current wave
i. At 50% nominal discharge current (kVp)
ii. At 100% nominal discharge current (kVp)
iii. At 200% nominal discharge current (kVp)
i. One minute power frequency (dry) withstand Voltage of arrester (k Vrms)
j. Impulse withstand test voltage of arrester housing with 1.2/50 micro sec. Wave (kVp)
k. Impulse current withstand
i. High current short duration (4/10 micro sec. Wave) kAp
ii. Low current long durationn (A peak)
l. Maximum internal ionisation at 50 Hz voltage equal to
m. Reference voltage and corresponding reference current of arrester.
n. Maximum internal leakage current at (mA).
iii. COV at 150oC
iv. Reference voltage
o. Pressure relief class
p. Are the protection levels affected by pollution of external insulation
q. Energy absorption capacity in kJ per operation of the arrester, during a switching surge discharge.
r. Maximum amount of energy that may be dispatched into the arrester during discharge into the arrester during discharge assuming that discharge takes place within 1 min period and state the switching surge current.
s. Internal pressure required to operate pressure relief device as a percentage of burst pressure of porcelain
t. Dynamic over voltage withstand kVp
ii. For 0.01 sec.
iii. For 0.1 sec.
u. Minimum prospective symmetrical fault current (kA rms)
v. Rejection rate of ZnO blocks during manufacturing and operation for the past three years (%) seperately
w. Rated voltage of ZnO disc (kV)
i. No. of ZnO discs in a unit
ii. No. of units/arrester
iii. Height / Thickness of ZnO discs 9(mm)
iv. Diameter of ZnO disc. (mm)
3 EXTERNAL INSULATION
b. Applicable standard
c. Impulse voltage withstand test voltage of housing with 1.2 / 50 micro sec wave (kVp)
d. One minute power frequency withstand voltage of arester housing dry and wet (kv rms)
e. Total creepage distance of arrester housing (mm)
f. Cantilever strength of complete arrester (kg)
4 OVERALL DIMENSIONS
A. Overall dimensions
i. Overall Height (mm)
ii. Height upto top of terminal pad from mounting plane
iii. Material of terminal pad
iv. Size of terminal pad
v. Mounting dimensions and diameter of mounting holes
vi. Diameter of insulator
b. Total weight of complete arrester (kg)
TERMINAL CLAMPS AND CONNECTIONS
1 Manufacturer's Name
2 Applicable Standards
4 Material of connector
b. Bolts & Nuts
c. Spring washers
5 Rated Current
6 a. Rated terminal load (kg)
b. Factor of safety
7 Minimum thickness of any part (mm)
8 Weight of clamp complete with hardware (kg)
9 Type test reports as per IS enclosed
10 OGA drawing enclosed.
BUSHING / SUPPORT INSULATOR
1 Manufacturer's Name
3 Applicable Standards
ii. Diameter (Top)
iii. Diameter (Bottom)
5 Total Creepage distance (mm)
6 Rated voltage (kV)
7 Power frequency withstand voltage for 1 min. (k Vrms) dry and wet
8 1.2/50 micro sec. Impulse withstand voltage (kVp) dry and wet
9 250/2500 micro sec. switching impulse withstand voltage (kVp) dry and wet
10 Corona Extinction voltage (kV)
12 Max. allowable span (mm)
13 Cantilever Strength (kg)
14 OGA drawing enclosed.
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
DRS - 8( 1 of 2)
GUARANTEED TECHNICAL PARTICULARS FOR RELAY & PROTECTION PANELS (Whichever applicable)
(Bidder should indicate the guaranteed technical data of all equipments / materials for each type of rating separately)
Relay & Protection Panels
Sl. No. Description
I Description, Construction & formation details :
1 Make and Type reference of manufacturer
i) type of construction: Duplex
ii) type of scheme
b) for power transformer
3 Thickness of sheet steel (mm):
i. Door, Top and Bottom of panel
4 Tentative overall dimensions (L*B *H) (mm) of each panel
5 Dead weight of each panel (Kgs)
6 Approximate weight of each panel with all components (Kgs)
7 Details of packing for transport
8 Overall dimensions of transport package (L*B*H) (mm)
9 Approximate gross weight of transport package (Kgs)
10 Exterior paint film thickness (microns) and paint colour
11 Interior paint film thickness (microns) and paint colour
12 Cubicle Lighting : Volts, wattage, Type of holder and fitting whether provided with door control switch or not.
13 Safety earthing :
a. Material of conductor
b. Size (W*T) (mm)
c. Surface treatment and finish of conductor.
d. Type of end connection
14 Panel front/rear component identity board
c. Size of lettering and colour
d. Method of fixing
15 Panel wiring :
a. Type and material of wire conductors, insulation and voltage grade.
b. Conductor cross sectional area or strands/gauge of wire and colour scheme adopted for :
i. VT secondary circuits and annunciation circuit.
ii. Other Circuits.
c. Type of wire termination
16 Mimic bus details :
a. Type painted / strip fixed
c. Whether colour scheme specified will be followed
d. If not specify deviations.
II. TERMINAL BLOCKS AND CONNECTORS (USED FOR PANEL WIRING)
1 Make and Type reference of manufacturer
2 Insulation and voltage grade
3 Constructional details
4 Current rating of studs, size and material
5 Whether shrouding provided or not
6 Whether space terminals provided or not
7 Literature enclosed.
III. INDICATING LAMPS :
1 Wattage and voltage of lamp
2 Size of lens and material thereof
3 Type of lamp holder
4 Whether provided with series resistor? If yes, specify Ohmic value power loss
IV FUSE HOLDERS AND FUSES :
1 Make and Type reference of manufacturer
2 Insulation and voltage grade
3 Type of Insulation material
4 Type of fuses
5 Rating of fuses provided for different circuits
6 Literature enclosed.
V CONTROL SWITCHES FOR ISOLATORS AND CIRCUIT BREAKERS
1 Make and Type reference of manufacture type of switch
2 Type of Switch
a. For Isolators and CBs
b. Auto reclose
b. Auto reclose
3 Number of possible positions of the handle for each type of switch:
a. No. of contacts available in each position
b. Maximum number of contacts which can be accommodated in each position
4 Number of lost motion type slip contacts in case of Isolators and CB switches:
c. Maximum number if slip contacts possible
5 Rating of Contacts:
b. Make and carry continuous current
c. Make and carry current for 1 Sec.
d. Breaking resistive load current
e. Breaking inductive load current with LR ratio of 40 milliseconds
f. Type of contacts and suface treatment
g. Whether contacts shrouded
6 Whether locking arrangement is available
7 Type of handle and standards, If any, to which it conforms:
b. Mounting details
8 Whether detailed technical literature and dwawings enclosed
VI. SELECTOR SWITCHES :
1 Make and Type reference of manufacturer
2 Type of handle / Switch
3 Mounting details
4 Number of positions
5 Number of contracts available in each position.
6 Making capacity of contacts
7 Breaking capacity of contacts
8 Whether locking arrangement is available.
9 Whether detailed literature and drawings encolsed. (YES/NO)
VII. PUSH BUTTONS :
1 Make and Type reference of manufacturer
2 Mounting details
3 Type of contact
4 Current and voltage rating
5 No. of contacts
6 Whether shrouding provided to prevent inadvertent operation (YES/NO)
7 Whether provided with integral engraved inscription plates (YES/NO)
VIII AUXILIARY CT's VT'S :
1 Make and Type reference of manufacture
b. Ratios available
d. Standard to which it conforms
e. Accuracy class
f. Short time current / voltage rating
g. Temperature rise
h. One minute power frequency withstand voltage
j. Mounting dimensional details
k. Panel in which to be provided with quantity thereof and connected ratio
3 For CT's only
a. Knee point voltage (KPV) (Volts)
b. Excitation current at KPV and 50% KPV (ma)
c. Internal impedance of primary and secondary windings in ohms
4 Literature enclosed.
IX. SPACE HEATERS :
1 Make and Type reference of manufacture
2 Type of space heater (Tubular / strip type)
3 Rating Wattage
4 Whether thermostat provided (YES/NO)
B INDICATING INSTRUMENTS AND METERS
1 Make and country of manufacture
2 Type and rating
3 Size and weight
4 Mounting details
5 Rated VA burden and power consumption (In case of two energising quantities the burden and consumpion shall be furnished separately)
6 Continuous overload rating of current/voltage/coil
7 Short time over load of current coil potential coil
8 Accuracy class and grade
9 Adjusments Provided
10 Whether magnetically shielded
11 Details of tropicalisation
12 Additional features provided
13 Pointer position center zero / and zero
14 Whether Detailed literatures enclosed
15 Additional details for watt meter / VAR / watt Hour Meter:
a. Whether spare dial plates for different ratio being provided
b. Limits of error UPF at 125% and 10% of rated current.
c. Limits of errorat 0.5 PF lag at 125%,25% and 10% of rated current
16 Additional details for static watt hour meter:
a. Type of registering mechanism
b. Display sequence
c. Parameters that can be mesured
d. Whether the meter can be mesured
e. Whethe optical readout facility provided
II INSTRUMENT TEST TERMINAL BLOCKS :
1 Make and Type reference of manufacturer
2 Insulation class and rating
3 Size and mounting details
4 Type of CT terminal shorting mechanism (LINK / SCREW)
5 Type of VT terminal Isolating Mechanism
6 Whether detailed literatures enclosed. (YES/NO)
C GENERAL PROTECTION RELAYS :
I The tenderer shall furnish guaranteed Technical particulars for all types of relay offered, in the following proforma (separate sheet shall be enclosed for each type of relay :)
1 Manufacturer's name or trade marks
2 Type designation
3 Size and mounting details (whether in draw out case)
4 Rated Values of both input and auxiliary energizing quantities
5 Values of the limits of the operative range(s) of the auxiliary energising quantity (ies)
6 Contacts data, Number and rating of main and auxiliary contacts
7 Rated value or setting range of the characteristic quantities and or angle
8 Limiting short-time thermal withstand values
9 Limiting dynamic values.
10 i. Burden data ( in case of poly input relays - data shall be furnished for appropriate set of input terminals).
a. At highest tap - AC current / voltage coil
b. At lowest tap - AC current / voltage (coil)
ii. DC power consumption.
11 Impulse and dielectric test voltage(s)
12 Details of accessories (If essential to the relay performance)
13 Details of accessories (Optional items)
14 Whether provided with seal in trip contacts
15 a. Type of operating characteristics
b. Accuracy of operating characteristics, operating time with details
16 H.F. disturbance test voltage (s)
17 Whether literature enclosed
18 Type of relay flag indicator and rating of target coil
II In addition to the above details, the following details shall also be furnished for relays specified below :
1 DOCR / DEFR :
a. Directional sensitivity
b. Minimum voltage at which the directional units operate
c. Characteristic angle
2 OVER FLUXING RELAY :
a. Whether provided with timer if so time setting available for Alarm and delayed trip.
3 Distance Protection Scheme for 220KV / 110KV / 66KV Lines:
A Type of distance measuring element
a. Starting unit
i. Type of scheme
b, No. of measuring element or comparator with details
c. Setting range of the distance measurement
d. No. of zones
i. Overall range for all zones.
ii. Reach setting range at rated current.
Zone - 1 (forward) - ohms
Zone - 2 (forward) - ohms
Zone - 3 (forward) - ohms
Off set zone 3 reverse - ohms
Zone extension (if any)
e. Characteristic of each zone
Phase fault unit
Earth fault unit
Phase fault unit
Earth fault unit
Phase fault unit
Earth fault unit
Zone - 3 off set
Zone -1 in ohms
1. Reach of the relay along with characteristic angle at rated current and voltage
2. Reach of the relay in resistive direction at rated current & voltage
3. Reach in reactive direction at rated current & voltage
Zone - 2 in ohms
1. Reach of the relay along with characteristic angle at rated current and voltage
2. Reach of the relay in resistive direction at rated current & voltage
3. Reach in reactive direction at rated current & voltage
Zone - 3 in ohms
1. Reach of the relay along with characteristic angle at rated current and voltage
2. Reach of the relay in resistive direction at rated current & voltage
3. Reach in reactive direction at rated current & voltage
Zone - 3 in Reverse ohms
1. Reach of the relay along with characteristic angle at rated current and voltage
2. Reach of the relay in resistive direction at rated current & voltage
3. Reach in reactive direction at rated current & voltage
f. Power swing blocking characteristic setting
i. Forward reach
ii. Reverse reach
g. Setting range of residual compensation
h. Setting range of mutual compensation
i. (i) Operating time
(ii) Time setting range
Power swing blocking
Zone - 1 (reach)
Zone - 2 (reach)
Zone - 3 (forward reach)
K. Polarising scheme
B. Additional featues provided :
a. Fault locator
b. Carrier aided tripping scheme
c. Power swing blocking
d. Broken conductor detection
e. Synchronous check
f. Weakend infeed
g. Switch on to fault
h. Fuse failure supervision
C. Facilities available for Fault Locator
a. Name and type reference of manufacturer
b. Rating and setting available
c. Rated V A burden
d. Power consumption voltage and current element
e. Memory capacity with details
f. Triggering method
h. Method of accuracy
D Auto Recloser:
a) Reclosing facilities available
b) Single phase/three phase dead time range.
c) Reclaim time range
d) No. of modes selectable by selection switch
e) Provision of Check synchronizing features and its time setting, range phase angle setting, voltage difference setting.
f) Provision of deadline charging set range of voltage.
g) Lock out facility.
E Disturbance Recorder:
a) No. of event channels
b) No. of analog signals.
c) Sampling rate
d) Recording Band width
e) Over current triggering – range.
f) Under current triggering – range.
g) Over voltage triggering – range.
h) Pre fault time – range.
i) Post fault time – range.
j) Limit time – range.
k) No. of recorded disturbances.
l) Total recording time with 8 Analog and 16 event channels recorder.
m) Voltage channels – details.
n) Period of built in calendar.
o) Current channels – details,
F EVENT RECORDER
a) Time tagging resolution.
b) Events capacity
i) Max. NO. of events per disturbance report.
ii) Max. No. of disturbance reports
c) Time tagging error with synchronization.
i) Once in One second
ii) Once in ten seconds.
iii) Once in sixty seconds
d) Timer tagging error without synchronization.
4 Restricted Earth fault Relay.
a) Manufacturer Type P designation
b) Operating time 2 x setting
5 Differential protection scheme :
a. No. of restraining coils and operating coils.
b. Harmonic restraints provided with details
c. Rated VA Burden and power consumption of
i. Restraining coil
ii. Operating coil
d. Type of slope setting :
If variable, range of slope setting through fault current stability. Maximum & minimum range of HV / MV / LV current ratio over which the relay can be used.
e. Whether provided with switching inrush current restraint, if so type.
6 Trip circuit supervision relay:
a) Name of manufacturer.
b) Type & Designation.
c) Whether preclosing & post closing supervision provided.
7 High speed trip relay
a) Name of manufacturer.
b) Type & Designation.
c) Contact rating.
Current rating-
i) Continuous rating
ii) Rating for 5 secs.
d) Break Resistive load inductive load (with L/R = 40 msec.
e) Operating time at rated voltage (max).
f) Resetting time.
g) Whether supervisory relay included.
8 Local breaker back up protection.
a) Name of manufacturer.
b) Type & Designation.
c) Operating time
d) Resetting time
e) Setting range
9 Bus bar protection
a) Name of manufacturer.
b) Type & Designation.
c) Type of relay (numerical)
d) Principle of operation (biased/low impedance)
e) Operating time
f) Resetting time
g) Setting range.
h) Whether will it cause tripping for the differential current below the load current of heavily loaded feeder (Bidder shall submit application check for the same).
III The tenderer shall confirm whether the following details will be furnished at the time of approval of drawings:
a. Identification and location of removable parts.
b. Data of permit suitable connection of the relay (including the polarity)
c. Data concerning the earthing of metallic part
d. To indicate parts of modules which should not be replaced without observing precaution prescribed by the manufacturer.
GUARANTEED TECHNICAL PARTICULARS FOR ELECTRONIC TRIVECTOR METERS
Sl. No. PARTICULARS
1 Type of Meter
2 Class of Accuracy
3 Standard to which the meter conforms
4 Current rating for which accuracy is guaranteed for
a. Basic Current (ib)
b. Continuous Current overloading capability
c. Short time over current
d. Minimum Starting Current
5 a)Voltage rating for which accuracy is guaranteed for
b)Over voltage withstand capacity - continuous
c)Voltage Range
6 Other Parameters for which accuracy is guaranteed
a. Reference Temperature
b. Standard Reference Frequency (Hz)
c. Accuracy Guaranteed for
d. Frequency Range
e, For single Phase Loads / In- put
f. For two Phase Loads / In - put
g. For In-put / Loads without neutral in -puts unbalanced Voltages
h. Temperature Range
7 Insulation Resistance
8 Sampling Plan for measurement of Voltage, Current and Frequency
9 Power Loss in each Current circuit at Basic Current in VA & WATT
10 Power Loss in each Voltage circuit at reference in VA & WATT
11 Display device (Hardware details)
a. Type of Display i.e. LCD
b. Character size of display digits
c. No. of Display digits used
2. For parameter identification
d. Life of display unit (Guaranteed)
e. Method adopted for digit over flow
12 Display details (Software)
13 a. Non-volatile memory retention time in absence of power
b. Non - volatile memory capacity in KB.
c. RAM Capacity
d. Maximum number of Parameters which can be stored in non-volatile Memory at each half an hour intervals for Six Months.
14 Maximum demand
a. Parameters that can be dynamically selected
b. Integration Period Range
c. Provision for Automatic Rest
d. Type of MD Computation
15 Communication Inter-phase available
- for calibration
- for data transfer
16 Electro magnetic interference / Electro magnetic comparativity level
17 Mounting arrangement
18 Meter sealing arrangement
b. Meter terminal block
c. MD reset bush button
d. Battery unit
19 Degree of protection against moisture etc.,
20 a. Provision for real time clock
b. Real time clock accuracy
c. Life of real time clock (Guaranteed)
21 Power Supply backup
22 Measuring principle employed for
d. Maximum demand parameters
NOTE 1. Measuring principle adopted for each of the items above should be specified.
2. Measurement logic employed in case of Harmonics and contents up to which meter recognizes for measurement shall be furnished.
23 Abnormal conditions that will be identified with limiting values
24 Guarantee period offered for
a. Performance and accuracy
b. Components not covered under guarantee
25 Micro processor
a. Address in bits
b. Sampling rate
26 Compatibility of the software for the following
a. For generation of consumer bill directly with the existing KPTCL billing software
b. Compatibility of software provided for MRI, down loading from earlier version already supplied to KPTCL
c. Compatibility of software for generation of report for earlier versions
27 Additional features available
28 Agreement to furnish protocol details for development of required software through third party
29 Platform on which the meter communicates
30 Levels of security
a. For changing real time
b. Fir changing display parameters
c. For changing Load survey parameters
d. For changing TOD Registers, clock setting
e. Measuring principle, computation
31 Specification of reference standard offered
32 Specification of Lapatop Computer offered
33 Specification of MRI kit offered
34 Specification of equipment offered for checking communication capability through RS232/RS485 port
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEED TECHNICAL PARTICULARS OF SUB-STATION AUTOMATION (Wherever applicable)
Sl.No. Particulars
A SUBSTATION AUTOMATION SYSTEM MASTER CONTROL UNIT OF HMI
a) Name and Country of Manufacture.
b) Manufactures type and designation
c) Memory capacity
Operating system software type
d) Type of drives provided
i) 3.5” Floppy & MG drive.
ii) Magnetic optical drive (rewritable)
e) Update time of
i) digital input
ii) Analog Input
f) Response time for
i) Alarm Function
ii) Control Function
g) Response time for
i) Alarm function
ii) Control function
h) Whether semi of fully colour graphic type
i) Total number of bay units which can be connected without effecting the response/update time of the system
j) Whether facility and hardware for transfer of data to remote sub-station motorized.
k) Communication protocol adopted for
l) Applicable standard
m) Type of auxiliary supply required
n) Speed of data processing in instruction per sec.
o) List of manufacture whose bay units can be connected to master unit without additional.
p) Whether equipment offered is of industrial grade
q) All necessary software provided for proper functioning of the system as a whole.
r) List of all software provided
s) Max. Possible distance return bay unit & master.
v) Power Consumption
ab) Processor speed
ad) Cache Memory
ae) Communication Port
B BAY CONTROL UNIT
a) Name of Country of Manufacture
b) Manufacturers type and designation
c) Type of Mounting
d) No. of bay control units offered
e) Memory capacity
f) Data Storage capacity
g) Standard applicable
h) Rated auxiliary voltage
i) Rated frequency
j) No. of binary inputs
k) No. of outputs
m) Type of Communication protocol
n) No. & type of communication port
o) Operation temperature range
p) System response time
q) (i) Exchange of display
ii) Presentation of binary change
iii) Presentation of analog change
iv) Order to process output
v) Order to update display
vi) Report generation
vii) Max. temperature
r) Whether data is received on failure of unit. If yes, indicate the duration
s) Speed of transmission between bay and Master control unit
t) No. of inputs it can accommodate (specify voltage & current separately)
u) Resolution for digital inputs
v) Update time of
a) analog inputs
b) digital inputs
w) Whether data processing is done in bay unit or master control unit.
x) Power concentration
i) Name & county of Manufacture
ii) Manufactures type & designation
iii) Whether standard or the numerical keyboard included in the programming terminal.
D) Local Area Network LAN
3) Communication Medium
5) Maximum distance
E) Network Operating system
F) SCADA Software
2) Operating system
3) Facilities Provided (Full details to be enclosed in separate sheet)
1) Colour Printer
2) Manufacturer name
3) Country of Manufacture
5) A3 and A4 size paper supplied
6) Throughput rate
8) Available data interface
9) Print colour
10) Max. Temperature
11) Max. Humidity.
G(b) Alarm/Event Printer
1) Manufacturer name
2) Country of Manufacture
5) Paper Loading Facility
9) Available Data Interface
10) Print Colour
11) Max. temperature
12) Max. Humidity (Rh.)
1) Manufacturer name
2) Country of Manufacture
6) Available Data interface
H Following information is attached separately with the bid
a) Type, Make and Model No. for each item/sub-item with relevant catalogues / descriptive information Yes/No
b) List of installation of similar Equipment now in service with contact Yes/No
Persons name and address Yes/No
Detailed drawing with dimensions of each equipment panel and interfaces Yes/No
Full functional description specific to project along with proposed Architecture/scheme enclosed Yes/No
I SYSTEM SOFTWARE
1) Multitasking operating system
2) Background executive
3) File handling utility
4) Magnetic tape/disk data transfer utility
5) Online debugger
6) Object Module library utility
7) Report generator utility for display & Print
8) Communication utility
9) Graphic display generation utility
10) Online system backup capability
11) Test and Maintenance Programs (Diagnostic software)
12) System generation at site
13) Data base utility
14) Data acquisition, processing and alarm monitoring/reporting
15) Communication
16) Operator interface (MMI)
17) Network Operating system
18) Utilities like debugging and software downloading
19) Mathematical and logic function
II PROCESS SOFTWARE
1) Plant data base
2) Control software
3) Graphic display with points assignment
4) Logs or reports with points assignment
5) Software for communication with external computer system
6) Relay setting software
7) Any other software.
Note: Bidder shall supplement information in this Data Sheet with a write up on each topic
Processing capacity
Programmable real time clock Yes/No.
Watch dog timer Yes/No
Auto Restart Yes/No
Time synchronization Yes/No
PROCESS INPUT SYSTEM
No. of high resolution inputs
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEED TECHNICAL PARTICULARS FOR LATTICE TYPE SUB STATION STRUCTURES (Whichever applicable)
(Bidder should indicate the guaranteed technical data of all equipments / materials for each type of rating separately)
Substation Structures
1 a)Standard adopted
b)Properties of Section
c)Bolts and Nuts
2 Minimum Sheared edge distance
3 Minimum Rolled edge distance
4 Quality of Zinc used for galvanizing
5 Maximum % increase in section weight due to galvanization
6 Quantity of Zinc required for galvanization per MT structures
7 Size of Bolts & Nuts (dia) :
c.)Foundation Bolts
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEEED TECHNICAL PARTICULARS FOR LATTICE TYPE MOUNTING STRUCTURES (Whichever applicable)
(Bidder should indicate the guaranteed technical data of all equipments / materials for each type of rating separately)
Mounting Structures
1 Standars adopted
i. Properties of section
ii. Bolts & Nuts
iii. Galvanising
2 Minimum Sheared edge distance (mm)
3 Minimum Rolled edge distance (mm)
4 Quality of Zinc used for galvanising
5 Maximum percentage increase in structure weight due for galvanisation
6 Quantity of Zinc required for galvanisation per MT of structurals
7 Size of bolts and nuts (including foundation bolts & nuts for support structure)
iii. Foundation Bolts
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEED TECHNICAL PARTICULARS FOR RIGID BUS & ACCESSORIES (Whichever applicable)
(Bidder should indicate the guarantteed technical data of all equipments/materials for each type of rating separately)
Rigid Bus 220kV 110kV 66kV 33kV
1.00 Tabular Bus Conductor
1.01 manufacturers Name and address
1.01 Applicable Standards
1.03 Size of tubular Bus Conductor (mm)
a Standard pipe size (IPS)(mm)
b Outside diameter (mm)
c Tolerance on outside diameter
d Thickness (mm)
e Tolerance on Thickness
1.04 Moment of Interia (mm4)
1.05 Section Mudulus (mm3)
1.06 Radius of gyration (mm)
1.07 Natural frequency of vibration for the Site condition (c/s)
1.08 Reactance per phase for configuration at site (ohms)
1.09 Conducivity of IACS (%)
1.10 DC Resistance of 2033
1.11 Constant mass temperature co-efficient of resistance
1.12 Weight (Kg/m)
1.13 Current rating at site conditions (Amps)
1.14 Tubular bus conductor temperature Due short circuit (oC)
1.15 Final allowable tabular bus conductor Temperature due to short circuit (oC)
1.16 Short circuit current rating for 1 sec. duraion (kA)
1.17 Critical disruptive (Corona) voltage (Line o Neutral) KV)
1.18 Ratio inerference at rated voltage (micro volts m)
1.19 Yield srength at tensile stress of 1335 Kg/cm2 for aluminium tubular bus conductor (Kg)
1.20 Minimum braking strength at tensile stress of 1545 Kg/cm2 for aluminium tabular bus conductor (kg)
1.21 Deflection on tabular bus conductor for 13 span (mm)
1.22 Maximum transport length of tabular bus conductor (Meter)
1.23 Data Applicable to Bells
b Type of fiting (Internal/external)
2.00 Clamps and Connections 220 KV 110KV 66KV 33KV
2.01 Manufacturers Name and address
2.02 Applicable standards
2.03 Application
2.04 Type of fiting (Internal/external)
2.05 For connection to
a Conductor size and arrangement
b Equipment terminal and arrangement
2.06 Material (state percentage composiion of consiuents and impurities present)
b Bolts and Nuts
c Spring washers
d Liners, if any
2.07 Rated current (A)
2.08 Maximum temperature rise over reference ambient temperature when carrying rated current (oC)
2.09 Rated terminal load and factor of safey (Kg)
2.10 Minimum thickness of any part (mm)
2.11 Weight of clamp complete with hardware (Kg)
2.12 Machine accuracy for matting surface
2.13 Service (Indoor/Outdoor)
3.00 Marshalling Kiosk 220 KV 110KV 66KV 33KV
3.01 Manufacturers Name and address
3.02 Indoor/Outdoor application
3.03 Design ambient air temperature
3.04 Thickness of sheet steel (mm)
3.05 Degree of protection provided
3.06 Bill of material for all equipment mounted in marshalling Kiosks giving following details:
b Applicable Standards
c Voltage rating
d Current rating
e Duty class if applicable
f Manufacturers catalogue No.
g Total heat load of Kiosk (for purpose of ventilation requirement)
3.07 Colour of finish paint (as per IS:5)
3.08 Busbars 220KV 110KV 66KV 33KV
b Temperature rise at rated current over specified ambient temperature (o C)
c Continuous current rating (A)
d Short circuit current rating for one sec. (KA)
3.09 Control wiring
a Size of conductor (mm2)
i. For CT circuits
ii. For other circuits
b Conductor (solid/stranded)
3.10 Space Heater Rating at 240 V Ac
3.11 Marshalling Kiosk drawing enclosed showing the following:
a Outline dimensions floor opening Floor/wall pedestal fixing arrangements, weight etc. (YES/NO)
b Front view and inside view showing the mounting arrangments of various equipments. (YES/NO)
3.12 Schematic wiring diagram of marshalling kiosk enclosed (YES/NO)
3.13 Interconnecion drawing showing Employer's external cable connection to the marshalling Kiosk enclosed. (YES/NO)
3.14 Type test report to degree of protection enclosed.
3.15 Terminal blocks
a Make and type
b Current rating
i Power Terminal (A)
ii Outer Terminal (A)
GUARANTEED TECHNICAL PARTICULARS OF CLAMPS AND CORONA BELLS ASSOCIATED WITH ALUMINIUM PIPE:
2 Type of clamps, purpose and size of the pipe
3 Type of corona bell (internal fitting or external fitting)
4 Standards applicable
5 Material (state percentage composition)
ii Bolts and Nuts
iii Spring washers
6 Current rating (amps)
7 Maximum thickness of any part (mm)
8 Minimum thickness of any part (mm)
9 Size of bolts used in each case
11 List of type tests enclosed
12 Year in which type test conducted
13 List of routine tests conducted
14 List of drawings enclosed
Note: Pariculars in respect of different clamps may be furnished separately or in tubular columns in the annexure.
Place Designation
Name of the Company
Karnataka Power Transmission Corporation Limited
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
TECHNICAL DATA SHEET
GUARANTEED TECHNICAL PARTICULARS FOR ACSR DRAKE,LYNX/COYOTE AAAC MOOSE CONDUCTOR, (Whichever applicable)
(Bidder should indicate the guaranteed technical data of all equipments/materials for each type of rating separately)
Sl. no. Particulars AAAC MOOSE CONDUCTOR ACSR DRAKE CONDUCTOR LYNX CONDUCTOR COYOTE CONDUCTOR
b) Standard to which the Conductor conforms
2 Stranding and wire diameter
3 Standard nominal copper area in Sq.mm
4 Calculated equivalent aluminium area in Sq.mm.
5 Actual aluminium area in Sq.mm
6 Standard area and cross section in Sq.mm.
7 Diameter of the complete conductor in mm.
8 Minimum ultimate tensile stress of strand in Kg/Sq.mm
a) Aluminium Strand
9 Guaranteed ultimate tensile strength of conductor in Kg.
10 Minimum breaking load in Kg.
a) Aluminium Strand
11 Purity of aluminium rods.
12 Maximum working tension
13 Weight in Kg. Per KM.
b) Complete conductor
14 Resistance in Ohms per KM at 20 Deg. C
a) Continuous maximum current rating of the conductor in still air at 40 deg.C ambient temperature.
b)Temperature rise for the above current in Deg.C
15 Modulus of elasticity of
a) Aluminium strand – Kg/Sq.mm
b) Complete Conductor – Kg/Sq.mm
16 Coefficient of linear expansion per degree centigrade:
a) Aluminium strand
b) Complete Conductor
17 Standard length of each piece in KM
18 Tolerance if any on standard length
19 No.of standard length in one reel
20 Weight of the conductor in one reel.
21 Gross weight of the reel including weight of the conductor
22 Weight of the reel in Kg.
a) Aluminium Alloy layers
24 I) Quality of material and standard to which it conforms to:
ii) Manufacturer’s Name and Address and Country.
a) Aluminium rods
b) Complete conductor
iii) Chemical composition
iv) Whether the initial and final Sag and tension charts will be furnished (yes/no)
v) Whether stress/strain data corresponding to different tension, temp. & time furnished (yes/no)
vii) Whether curves/tables for creeps composition corresponding to different tension temperature furnished (yes/no)
iii) Chemical composition
iv) Whether the Initial and Final sag and tension charts will be furnished(yes/no)
v) Whether stress/strain data corresponding to different tension, temp and time furnished (yes/no).
vi) Whether curves/tables for creeps composition corresponding to different tension temperature furnished (yes/no)
Place Designation
Name of the Company
Karnataka Power Transmission Corporation Limited
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
TECHNICAL DATA SHEET (Whichever applicable)
GUARANTEED TECHNICAL PARTICULARS OF GROUND WIRE
7/3.15mm Ground Wire 7/3.65mm Ground Wire
1 Raw material: VOID
1.1 Steel wires/Rods
b) Manganese in %
c) Phosphorous in %
d) Sulphur in %
e) Silicon in %
Minimum purity of Zinc. in %
2 Steel Strands
a) Nominal in mm
b) Maximum in mm
c) Minimum in mm
2.2 Minimum breaking load of strand
After stranding in KN
2.3 Galvanizing
a) Minimum weight of Zinc coating per sq.m after stranding in Gms
b) Minimumno. Of dips that the galvanized strand can withstand in the standard preece test in No's
c)Minimum number of twists in a guage length equal to 100 times dia of wire which the strand can withstand in the torsion test after stranding. in No's
3 Stranded Earth wire
3.1 UTS of earth wire in KN
3.2 Lay length of outer steel layer
a) Standard in mm
b) Maximum in mm
c) Minimum in mm
3.3 Maximum DC resistance of earthwire at 200 C in ohm/km
3.4 Standard length of earth wire in km
3.5 Tolerence on Standard length in %
3.6 Direction of lay for outer layer
4 Linear mass of earth wire
a) standard in Kg/Km
b) Minimum in Kg/Km
c) Maximum in Kg/Km
5 Standards according to which the ground wire will be manufactured
6 Test Certificates
7 Other particulars, such as name and details of previous purchasers of the conductor offered, performance certificate: a) Standing of the firm as manufacturer of material offered.
b) Description of material similar to that quoted supplied during the last 5 years with name of the party to whom supply was made.
c) Details as to where supplied etc.
d) Testing facilities at manufacturer’s works
e) If the manufacturer is having collaboration with another firm, details regarding the same.
8 Parameter of steel strands weight, dia etc,.
Place Designation
Name of the Company
Karnataka Power Transmission Corporation Limited
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
TECHNICAL DATA SHEET (Whichever applicable)
GURANTEED TECHNICAL PARTICULARS FOR ACCESSORIES OF “ACSR DRAKE,LYNX/COYOTE” & "AAAC MOOSE" CONDUCTOR AND EARTH WIRE.
Guaranteed technical particulars for Mid-span compression joints and repair sleeves for ‘ACSR DRAKE/COYOTE Conductors' and mid-span joints for earth Wire.
(Bidder should indicate the guaranteed technical data of all equipments/materials for each type of rating separately)
Sl No Description For ACSR DRAKE For LYNX For AAAC MOOSE For Coyote For Earth Wire 7/3.15mm For Earth Wire(7/3.65mm)
Mid span joints Repair sleeves Mid span joints Repair sleeves Mid span joints Repair sleeves Mid span joints Repair sleeves Mid span joints Repair sleeves Mid span joints Repair sleeves
1 Maker’s name & country VOID
3 Suitable for (Conductor size)
4 Outside diameter of sleeves
a) Before compression
b) After compression
5 Inside diameter of sleeves before compression.
6 Length of sleeves
a) Before compression
b) After compression
7 Weight of sleeves per joint
8 Guaranteed breaking strength of the mid-span joint as percentage of ultimate tensile strength of conductor/ground wire given in the specification.
9 Conductivity of the compression joint expressed as percentage of the conductivity of the conductor/ground wire.
10 a) Corona inception voltage (KV) rms
b) Corona power loss per unit in Watts as rated voltage
c) Corona power loss per unit in Watts as rated voltage
i) Dry condition
ii) Wet condition
d) Radio interference voltage at one mega hertz.
d1) Dry condition at:
i) Normal rated line voltage (266 KV)
ii) 20% above rated line voltage (305 KV)
D2) Wet condition at:
i) Normal rated line voltage
ii) 5% above rated line voltage
11 Full details of the hydraulic compressors and dies required
12 Guaranteed slip strength of the mid-span joints expressed as percentage of ultimate tensile strength of conductor/earth wire
13 Resistance as percentage of measured resistance of equivalent of conductor
14 Standard specifications to which the materials will be manufactured and tested
15 Packing details
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEED TECHNICAL PARTICULARS FOR POST INSULATORS AND INSULATOR STRING (Whichever applicable)
Post Insulators & Disc String Insulators
1.00 POST INSULATORS 245KV 123KV 72.5KV 36KV
1.01 Manufacurer's name and Address
1.02 Type of Insulators Units
1.03 Applicable Standard
1.04 No. of Units per Sack
1.05 Whether corona ring provided or not (Yes/No)
1.06 Diameter (mm)
1.07 Bolt circle diameter (mm)
1.08 Spacing bewteen two units (mm)
1.09 Creepage Distance
b Protected (mm)
1.10 Power frequency wihstand volage of insulator
i. Dry (KV rms)
ii. Wet (KV rms)
b One complete stack
i. Dry (KV rms)
ii. Wet (KV rms)
1.11 1.2/50 micro sec.impulses withstand voltage
b Complete stack
1.12 Visual discharge volage for falling power frequency voltage for complete stack
1.13 Radio interference voltage of compete stack
i Test Voltage(KV rms)
ii Radio interference voltage (micro volt)
1.14 Weight of complete stack (Kg)
1.15 Cantilever Strength
ii Underhung (Kg)
b Complete stack
ii Underhung (Kg)
1.16 Tensile Strength (Kg)
1.17 Torsional Strength (Kg.m)
1.18 Compression Strength (Kg)
1.19 250/2500 micro second switching surge withstand voltage
i Dry (KV Peack)
ii Wet (KV Peack)
b Complete stack
i Dry (KV Peack)
ii Wet (KV Peack)
1.20 Whether shed profile of insulaor is conforming to IEC-815? (Yes/No)
1.21 Whether calculation characterising shed profile as per IEC-815 are enclosed with bid? (Yes/No)
1.22 Wheher offered BPI is alternate shed type?
1.00 INSULATOR STRINGS 220KV
1.01 Manufacturer's Name
1.02 Type of string
a Single/Double
b Suspension/Tension
1.03 Applicable standards
1.04 Type of Insulators
a Ball & socket/oher
b Whether fog type
1.05 Insulating Material
1.06 No. of unis per string
1.07 Size of each unit
a Diameter of disc (mm)
b Spacing between adjacent units (mm)
a Each disc (Kg)
b Complete String (mm)
1.09 Creepage Distance
a Each disc (mm)
b Complete String (mm)
1.10 power frequency withstand voltage of the complete string with corona control ring
1.11 Lightening impulse withstand voltage of the complete string for both positive and negative
1.12 Switching surge withstand voltage of the complete string with corona ring.
1.13 Power frequency puncture withstand voltage of each Disc (KV rms)
1.14 Electro Mechanical strength (KG) of each disc.
1.15 Minimum corona extinction voltage level of the complete string with corona ring (Dry condition)
1.16 RIV level of the complete string with corona control ring shall be below 1000 micro at 1 MHz when subjected to a test voltage indicated against clause 1.15 above. (Dry condition)
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEED TECHNICAL PARTICULARS FOR INSULATOR HARDWARE AND CLAMPS (Whichever applicable)
(Bidder should indicate the guaranteed technical data of all equipments/materials for each type of rating separately)
220KV 110kV 66kV
1.00 Insulator hardware
1.01 Manufacturer's Name and address
1.02 Applicable Standards
b Nuts bolts and washers
e Strain and suspension/drop clamp (kg)
1.04 Ultimate Strength
a Complete assembly (kg)
b Suspension /drop clamp (kg)
c Strain clamp (kg)
d D-shackle (kg)
e Ball eye (kg)
f Ball clevis (kg)
g Clevis eye (kg)
h Socket eye (kg)
I Socket clevis (kg)
j Yoke Plate (kg)
1.05 Magnetic power loss at
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEED TECHNICAL PARTICULARS FOR STATION AUXILIARY TRANSFORMERS
(Bidder should indicate the guaranteed technical data of all equipments/materials )
Bidder's Name VOID
2 Name of Manufacturer
3 Place of Manufacture
4 Reference standard
5 Service (indoor/outdoor)
6 Voltage Ratio
7 Rating in kVA
8 Rated Frequency (Hz)
9 Number of phases
10 Vector group
11 a) Core Material used and Grade
b) Flux density
c) Over fluxing without saturation (Curve to be furnished by the manufacturer in support of his claim)
12 Maximum temperature rise of:
a) Winding by resistance method (0C)
b) Oil by thermometer (0C)
13 Magnetizing (No-load) current at :
14 Core loss in watts
a) Normal voltage
b) Maximum voltage
15 Resistance of windings at 200C (with 5% tolerance)
a) HV Windings (ohms)
b) LV Windings (ohms)
16 Full load losses (watt) at 750C
17 Total losses at 100% load at 750C
18 Total losses at 50% load at 750C
19 Current density used for : (Ampere/Sq.mm)
20 a) Clearances : mm (in oil)
c) HV Phase to Phase
d) End insulation clearance to earth
e) Any point of winding to tank
ii) Clearances : mm (in air)
a) HV - Phase to Phase
b) LV - Phase to Phase
21 Efficiency at 750C (@ Unity P.F. and 0.8 P.F.)
22 Regulation at :
a) Unity P.F. and
b) 0.8 P.F. at 750C
23 % Impedance at 750C
24 Tap changing gear:
b) Type of tap changer
c) Step voltage
d) Total tap range (+) percent to (-) percent
e) Tappings provided at
25 Permissible overloading
26 Noise level when energized at normal voltage and normal frequency at no-load (db)
27 Insulation level in kV
a) Nominal system voltage (NSV)
b) Highest system voltage (HSV)
c) Power frequency withstand voltage
d) Lightning impulse withstand voltage
28 Mass of : (kg)
a) Core lamination (minimum)
b) Windings (minimum)
c) Tank and fittings
e) Oil quantity (minimum ) (litre)
f) Total weight
1. Quantity for first filling (minimum) (litre)
2. Grade of oil used
3. Maker’s name
4. BDV at the time of filling (kV)
5. Water content at the time of filling (in PPM)
30 Transformer:
a) Overall length x breadth x height (mm x mm x mm)
b) Tank length x breadth x height
c) Thickness of plates for
i) Side plate (min)
ii) Top and bottom plate (min)
d) Conservator dimensions
a) Heat dissipation by tank walls excluding top and bottom
b) Heat dissipation by cooling tube
c) Diameter and thickness of cooling tube
d) Total radiating surface in square metre
e) Whether calculation sheet for selecting cooling area to ensure that the transformer is capable of giving continuous rated output without exceeding temperature rise is enclosed.
32 Inter layer insulation provided in design for :
a) Top and bottom layer
b) In between all layer
c) Details of end insulation
d) Whether wedges are provided at 50% turns of the HV coil.
33 Insulation materials provided
a) For conductors
34 Material and size of the conductor used and current density
a) HV Dia (mm) SWG
b) LV i) Strip size
ii) No. of conductors in parallel
iii) Total area of cross section (all particulars as required in tender).
c) Current density - HV
d) Material of winding conductor
35 Whether the name plate gives all particulars as required in tender
36 Particulars of bushings HV/LV
a) Maker’s name
c) Current Rating (Amps)/Voltage rating (kV)
d) Dry power frequency withstand voltage (kV rms)
e) Wet power frequency withstand voltage (kV rms)
f) Lightning impulse withstand voltage (kVp)
g) Creepage distance (mm)
37 Type of insulation used in
38 Type of insulation used on
b) Core bolt washers
c) Core laminations
39 Vacuum to which the tank can be subjected without distortion (torr)
40 Weight of insulated conductor
41 a. Weight of core
42 Weight of complete Transformer for transport
43 Period for which this design of transformer has been in commercial use.
44 Reactance of windings at 750C/ph
45 Resistance of windings at rated current and frequency
46 Type & size of Gas operated relay and whether supervisory alarm and trip contacts provided.
48 Temperature indicators
a) Oil temperature b) Winding temperature
indicator indicator
ii) Permissible setting ranges for alarm & trip
iii) No. of contacts
iv) Current rating of each contact
49 Ratio and type of CT used for winding temperature
50 No. of Breathers provided (Nos.)
51 Type of dehydrating agent used for breathers
52 a) Type , make and number of pressure relief device
b) Minimum pressure at which the device operates, Kg/cm2
53 Valves - sizes and numbers required/fitted
a) Drain cum sampling valve
b) Fitter valve
54 Characteristics of insulating oil to be used
b. Density (Max) at 20° C
c. Kinematic viscosity (max)
d. Interfacial tension
e. Flash point (Min)
f. Neutralization value
i) Total acidity (Max)
ii) Inorganic acidity/Alkalinity
a. Pour point (max)
b. Corrosive sulphur
i. Electric strength (break down voltage (min) with 2.5mm gap)
i) New Unfiltered oil as in received condition.
ii) After filtration.
j. Dielectric dissipation factor (tan delta) at 90°C (Max)
k. Water content (Max)
l. Specific Resistance (Min) (Resistivity)
i) At 90°C (min)
ii) At 27°C (min)
m. Oxidation Stability
i) Neutralization value after oxidation (Max.)
ii) Total sludge after oxidation (Max.)
n. Ageing characteristics after accelerated ageing (Open breaker method with copper catalyst)
a) Resistivity at 27°C
b) Resistivity at 90°C
c) Dielectric loss factor (tan delta) at 90°C
d) Total acidity mg KOH/g
e) Sludge Content (Max.)
o. Presence of oxidation inhibitor (Percent by weight)
55 Date of commencement of production of distribution transformer at the factory of the supplier
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUANRANTEED TECHNICAL PARTIULARS FOR LTAC PANELS
Bidders Name VOID
SL. NO. PARTICULARS
II Country of manufacturer
III Air circuit breakers of incoming and bus coupler circuits
1 Type of breakers
b Whether draw out type
2 Interupting rating
3 normal voltage
4 normal current
5 Making current
6 Method of extinguishing arc
7 Type of closing mechanism
8 Max. current for closing coil
9 Max. current for tripping coil
10 Temperature rise of contact under continuous full load over 45 C ambiens
11 Material & type of contacts
12 Type of overload protection provided externally by IDMTL with adjustable time lag.
a Thermal element
b Instataneous element
13 Range of adjustments of over load setting
14 Type of earth fault protection
15 Range of adjustments of earth fault protection
16 Time/current characteristics: CT over current protection moulded case (or equivalent) air breaker switch fuse units for distribution feeders
c Normal Voltage
d Normal current
e Interrupting rating
ii. Aymmetrical
f Method of extinguishing are
g Making current
h Fusing factor for fuses
I Temperature rise of contact under continuous full load over 45 C ambient
j Material & type of contacts
k Type of overload protection
l Range of adjustment of overload setting
m Time current characteristics of fuses of over current protection
V Current Transformers
b Accuracy class
c Normal VA class
d Accuracy class
e Rated over current factor
f Rated time of over current in seconds
a Sectional area
b Material of bus bar
c Current Carrying capacity
d Maximum arc rise
e Clearances between bus bar.
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEED TECHNICAL PARTICULARS FOR POWER CABLES (LV CABLES)
No. of cores X size (Sq.mm)
2 Type (Cable code)
3 Applicable standard
4 Voltage grade
5 Suitable for system with earthed Neutral
6 Maximum conductor temperature
a Normal continuous operation Deg C
b Short circuit condition Deg C
c No. of wires/diameter of wire (before stranding) No/mm
a Material/type
b Radial thickness (Nominal) mm
c Radial thickness (Minimum) mm
c Radial thickness (Minimum) mm
d Calculated dia over laid up cores mm
b Dia of Al/galvanized steel wires mm
c No. of wires Nos
d DC resistance of armour at 20 Deg C ohm/km
e Short circuit rating of armour KA/1 Sec
f Calculated dia over inner sheath mm
11 Outer sheath
c Radial thickness (Minimum) mm
d Minimum oxygen index of outer sheath at 27+/-2 deg C
e Minimum temperature index at 250 deg C
f Calculated dia under the outer sheath mm
12 Overall dia of cable (approx) (with +or -2.5 mm tolerance)
13 Weight (approx) (+ or - 10% tolerance) kg/km
14 Standard drum length mm
15 Gross shipping weight of drum (only for guidance) kg
16 Assumptions for current rating
a Max conductor temp 70 Deg C
b depth of laying, laid direct in ground 75 cm
c Ground temp 30 deg C
d Ambient temperature 40 deg C
e Soil thermal resistivity 150 deg C cm/w
Current ratings
a laid direct in ground Amp
b laid direct in duct Amp
c laid direct in air Amp
17 D.C resistance of conductor a 20 deg C (max)
18 AC resistance of conducor at 70 deg C Ohm/km
19 Insulation resistance per core Ohm/km
20 Equivalent star reactance (approx) Ohm/km
21 Equivalent star capacitance Mfd/km
22 Short circuit rating of conductor for 1 sec KA
23 Minimum bending radius of cable (times over all dia) D
24 Rating factor (please attach data sheets)
a Depth of laying
b Variation in ground temp
c Variation in ambient temp
d Group rating factor
22 1) Continuous current rating of the cable
a) In ground at soil temperature 30°C and soil thermal resistivity of 150°C cm/watt and depth of burial about a metre (A)
b) In air at 40°C (A)
c) Overload capacity and duration (A, Hr)
d) Derating Factors for :
i) Soil temperature and thermal resistivity
ii) Ambient temperature
iii) Single core cables laid in trefoil circuits
2) General Technical Data (Power cables)
2.1) Equivalent star impedance per km of 3 Ph, circuit at power frequency at maximum conductor temperature (Ohm)
2.2) Maximum electrostatic capacitance per core per km of cable (F)
2.3) Maximum charging current per conductor per km at nominalvoltage (A)
2.4) Loss tangent at normal frequency and rated voltage
2.5) Maximum dielectric loss of cable per km at normal voltage and frequency Watts/km
2.6) Short circuit capacity for 1 Sec. KA (rms)
2.7) Short Circuit current capacity of armour (kA for 1 sec)
2.8) Maximum dielectric stress at core screen (kV/cm)
2.9) Maximum overall dia. of cable (mm)
3.0) Construction details including type of material used and thickness of each material for each type of cable in a tabular form.
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
TECHNICAL PARTICULARS FOR AC DISTRIBUTION BOXES (OUTDOOR) VOID
(Bidder should indicae he guaranteed Technical data of all equipments/materials for each type of rating separately)
Bidders name VOID
1.0 DB ASSEMBLY
1.3 Reference Standard
1.4 Voltage (Nom/Max)
1.5 Phase, Frequency No.Hz
1.6 Short Ciruit rating inerrupting symmetrical KA short time for 1 sec. KV rms
1.7 Construcion
Metal clad air insulated flour mounting Yes/No
Suitable for mouning against building wall Yes/No
a Degree of proecion
b Minimum thickness of sheet mm
1.9 DB fully assembled wired and tested at factory Yes/No
2.0 Consruction
a Compleely compartmentalised
b Working height limits from floor level mm
2.2 Control compartment providedwith individual front access door
2.3 DE section provided with removable back cover full height cable chamber
2.4 Horizontal wire way for iner panel wiring provided for each DB
2.5 All meters, relays lamps etc., flush mounted type
2.6 Vertical section size (LxDxH) mm
3.2 Material and grade
3.3 Reference Standard
3.4 Continuous currents at site condiion 50 deg ambient and within cubicles
a Main busbar Amp
b Vertical Busbar (min) Amp
3.5 Conductor section
a Main Busbar Sq.mm
b Vertical Busbar (min) Sq.mm
3.6 Max. Temp rise over 40 deg ambient deg C
3.7 Short time current for 1 sec KA rms
3.8 Separatechamber / phase barrier/ shrouding provided for
b Vertical Busbar (min)
3.9 Bus connections
a Silver plated
b Provided with anti-oxide grease
c Bimetallic connectors between dissimilar metals
3.10 Minimum clearance of bare busbar and connection
a Phase to Phase mm
b Phase to Ground mm
3.11 Busbar support spacing mm
3.12 Busbar colour coded Yes/No
3.13 Bus supportt insulators
c Reference Standard
e Minimum creepage distance mm
f Cantilever srength Kg/Sq.cm
3.14 Type of insulation used for busbars
3.15 Withstand voltage of busbar insulation material
4.3 Reference Standard
4.4 Switch standard
4.5 Switch furnished with
a Operating handle
b Door Interlock
c Provision for padlocking in ON & OFF positions
4.6 All feeders provided with bolted disconnect link
4.7 Current rating at 40 deg C ambient & wihin cubicle
4.8 Breaking current at 415 volts AC or 220 V DC
5.3 Reference Standard
5.4 Rupturing capacity KA rms
5.5 Continuous current at 40 deg C ambient and within cubicle Amps
5.6 Cut off currents KA Peak
5.7 Fuse characteristics furnished for various fuse rating
6.0 Thermal overload relays & single phase preventers
a Temperaure compensate?
c Number and Type of contacts
d Thermal overload characteristics
e Tolerance of current Injunction 1 pole
d Watts/Voltage
e Series resistor Ohm
f Lamp & Lens replaceable from fron
8.0 Terminal Block
8.4 Voltage Grade
8.5 20% Spare terminals furnished
9.0 CABLE TERMINATION
9.1 Cable entry provision from top & bottom
9.2 Cable termination & connection arrangement furnished as specified
9.3 Power cable lugs
9.4 Power Cable Glands
d With tapered washers
9.5 Removable gland plate
a material for multicore cable
b Material for I/C cable
c Thickness of the plate
10.0 Ground bus
10.1 Ground bus furnished
11.0 Name plate
11.2 Tthickness
12.0 Space Heater
12.1 Cubicle Heater
a Thermostat controlled
d Individual Switches & fuses provided
13 Tropical protecion
a Any special treament for tropical proection
b Screens are of corrosion resisant materials
15.1 Routine tests on DB to be performed
a Operating under simulate service conditions
b High voltage test
c Primary current & volage shall be applied to instrument transformer
d Routine test cerificate of all major equipment will be furnished
e Any other tests (to be specified)
16.0 Typical drawings/Data function
16.1 General arrangement
16.2 Foundation plan
16.3 Control scheme
16.4 Bill of Materials
17.0 Overall dimension & weight
1 AC Disctribution board
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEED TECHNICAL PARTICULARS FOR DIESEL GENERATING SETS
(Bidder should indicae the guaranteed technical data of all equipments/materials
for each type of rating separately)
Bidder's name VOID
1.00.00 General
1.01.00 Bidder's name and address
1.02.00 Manufacturer's name, type and address for
a Diesel engine along with accessories
e Batery Charger
f DG control panel for site condition
2.02.00 Revoluions per minute
2.03.00 Number and arrangement of cyliners
2.04.00 No. of strokes
2.05.00 Method of starting
2.06.00 Time required for startting from cold
2.07.00 Auxiliary power consumption
2.08.00 Type of governor
2.08.01 Sensitivy of Governor
2.09.00 Guaranteed limits of governing
a Permanent variation
b Full load thrown off
c Full load put on
2.10.00 total speed variation
2.11.00 Specification of fuel oil
2.12.00 Specification of lube oil
2.13.00 Guaranteed fuel consumption
2.14.00 Lubricating oil consumption
2.15.00 Mechanical efficiency
2.16.00 Thermal efficiency
2.17.00 Method of aspiration
2.18.00 Method of cooling of engine and lubricating oil
2.19.00 Amount of water required for cooling system
2.20.00 Total weight
2.21.00 Space requirement including clearances
2.22.00 Maker's name, type and technical Literature for the following:
a Air filter cum silencer
c Pressure guages
d Level indicator
f Fuel oil pump
2.23.00 Mechanical auxiliaries load connected on main shaft with rating
3.00.00 Storage tank
a Type and shape
c Number specified
d Material of construction
e Overall dimensions
f Plate thickness
4.00.00 Alternator
4.01.00 Rated KW capacity
4.02.00 Rated KVA capacity
4.03.00 Rated Terminal voltage
4.04.00 Rated power factor
4.05.00 Rated stator current
4.06.00 Rated speed
4.07.00 Rated frequency
4.08.00 No. of phases
4.09.00 Excitation current and voltage at rated power output and power factor
4.10.00 Efficiencies and power factor at 110%. 100%, 75%, 50% and 25% of full load
4.11.00 Inherentt regulation (o C)
4.12.00 % Impedance
a Xd" Saturated
b Xd" Unsaturated
4.13.00 Type of exciter used, Capacity rating of exciter
4.14.00 Class of insulation
4.15.00 Permissible temperaure rise of
a Armature winding
b Field winding
4.17.00 Short circuit ratio gap
4.18.00 Overload capacity
4.19.00 Insulation level test voltage
4.20.00 Total weight & dimensions
4.21.00 Applicable standards
4.22.00 Automatic voltage regulator type, Technical, specifications and characteristics curves
4.23.00 Elecrical auxiliaries load connected to generator terminals with rating
5.00.00 Engine alternator set
5.01.00 Starting time (in sec)
5.02.00 Interval between starting impulse (in sec)
5.03.00 No. of starting impulses
5.04.00 Time for picking up the load
6.00.00 Control Panel / Board
6.01.00 Manufacurer's name and address
6.02.00 Sheet steel thickness
6.03.00 Dimensions
6.04.00 Colour shadeas per IS:5
6.05.00 Degree of protection
6.06.00 Mounting details
6.07.00 Make, type technical specification and catalogues for each type component to be mouned in conrol panel enclosed.
6.08.00 Current Transformer Measurement Protection
a Type and make
b Rated ransformation ratio
c Rated primary current
d Rated secondary current
f Insulation class
h Class of accuracy
i Accuracy limit factor
j Applicable standards
a Voltage Grade
c Conductor material
d (mm2) size of conductor
i For AC circuits
ii For DC Circuits
e No of conductors
f Maximum current rating
g Colour code used
h Type of terminals
i Size of erminals
j Applicable standards
6.10.00 Indicating Instruments
c Scale size (in degree)
f Relevant catalogue enclosed
7.00.00 Battery Charger
7.01.00 Manufacturer's name and address
7.02.00 Type of rectifier
7.03.00 Rated ouput current (Amps)
7.04.00 Output voltage range (Volts)
7.05.00 Applicable standards complete technical specification and literature to be furnished
8.00.00 Battery
8.02.00 Name of Manufacurer and address
8.03.00 No. of cells
8.04.00 Capacity in AH
8.05.00 Capaciy current of
i Full charged battery
ii Fully discharged battery
8.06.00 Average life in years
8.07.00 Applicable standard
8.08.00 Weight of the battery
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEED TECHNICAL PARTICULARS FOR PLCC BATTERY AND BATTERY CHARGERS (Wherever applicable)
(Bidder should indicate the guaranteed technical data of all equipments/ materials for each type of rating separately)
1 Manufacturers Name
2 Guaranteed AH capacity at Ten hours discharge rate to 1.85 volts per cell at 27 degC
3 AH capacity at one hour Discharge rate to 1.75 volts per cell at 27 degC
4 Cell designation in accordance with Indian Standards
5 Applicable Indian Standards
6 Average life in years
7 Recommended range of Float/Boost charging voltage
8 Boost charging current
9 Open circuit voltage of cell when completely discharged at 27 deg C
a)At ten hours Discharge rate
b)At one hour discharge rate
10 Type of construction of positive plates
11 Type of construction of negative plates
13 Sediment space (mm)
14 Cell dimensions (mm)
15 Recommended cell centers Distance (mm)
16 Amount and specific gravity of electrolyte per cell Required for first filling at 27 deg C
17 Specific gravity of electrolyte when fully charged at 27 deg C
18 Maximum electrolyte Temperature that cell can withstand continuously without injurious effects
19 Battery Racks
a)Type of material
b)Outline dimensions(mm)
c)Whether anti-acid cotating provided
d)Net weight(kg)
20 Insulators materials(for Racks and cells)
21 Weight per cell
a)Net dry weight(kg)
b)With electrolyte(kg)
22 Total shipping weight of Acid for one battery unit (kg)
23 Total shipping weight of One battery unit(without Electrolyte)
24 Short circuit current at Battery terminals
25 Time for which the battery can withstand short circuit at terminals
26 Internal resistance of each cell
i. Fully charged condition
ii. Fully discharged condition
27 Recommended air charges per hour
Battery Charger
1 Manufacturers Name
2 Charger dimensions
iv. Sheet thickness(mm)
3 Charger weight(kg)
4 Charger rated output current
i. Float charging mode
ii. Boost charging mode
5 Load limiter current setting Range(Trickle mode)
6 Automatic voltage regulator(Float mode)
ii. Percentage stabilisation of the output DC voltage
iii. Voltage setting range
iv. Response time of Automatic voltage Regulator
7 Manual voltage regulator(Float mode)
ii. Voltage setting range
8 Boost charging current setting range
9 Boost charging limit setting range
10 Rectifier assembly:
i. Type of semiconductor material
ii. Rated direct current per cell
iii. Rated direct voltage
iv. Rated input voltage
v. Type of connections of rectifier elements
vi. Standard applicable
11 Rectifier transformer:
ii. Rated KVA & % impedance
iii. Input line winding connection in vector representation.
iv. Cell winding connection in vector representation
v. One minute power frequency withstand voltage(KV)
vi. Standard applicable
12 Instruments:
ii. DC voltmeter range
iii. DC Ammeter range
v. Accuracy class per IS
ii. Rated voltage
iii. Rated current
iv. No. of power contacts
v. No. type and rating of aux. contacts
vi. Operating coil voltage
vii. Drop out voltage
14 Thermal overload relay
i. Tripping current range
ii. Whether single phasing protection provided
iii. Standard applicable
15 Air Break Switches:
ii. Rated voltage
iii. Rated Current
iv. Type and material of contacts
v. Standard applicable
ii. Rupturing capacity
iii. Standard applicable
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEED TECHNICAL PARTICULARS FOR
D.C DISTRIBUTION PANELS WITH DC EARTH FAULT INDICATORS (Wherever applicable)
( Bidder should indicate the guaranteed technical data of all equipments/materials for each type of rating separately)
SL.No Bidders Name
1.3 Reference Standard
1.4 Voltage (Nom/Max)
1.5 Short Circuit Rating a) Short Time for 1sec KA
1.6 Insulation Level 1Min., 50 Hz voltage withstand KV rms
1.7 Construction
a)Metal clad air Insulated floor mounting: Yes/No
b)Suitable for mounting against building wall Yes/No
a)Degree of Protection
b)Minimum thickness of sheet mm
1.9 DB fully assembled wired and tested at factory Yes/No
a)Completely Compartmentalised
b)Working height limits from floor level mm
2.2 Control compartment provided with Individual front access door
2.3 DB Section provided with
a)Removable back cover
b)Full Height cable chamber
2.4 Horizontal wireway for inter panel wiring provided for each DB
2.5 All meters, relays lamps etc.. Flush mounted type
2.6 Vertical Section Size (LxBxH)mm
3.2 Material & Grade
3.3 Reference Standard
3.4 Continuous Currents at site condition 50 deg. Ambient and within cubicle.
b)Vertical Busbar(min)
3.5 Conductor Section
a)Main Busbar sq.mm
b)Vertical Busbar sq.mm
3.6 Max.temp rise over 40 deg. Ambient deg.C
3.7 Separate chamber/barrier/shrouding provided for
b)Vertical Busbar
3.8 Bus Connections
a)Silver Plated
b)Provided with antioxide grease
c)Bimetallic Connectors between dissimilar metals
3.9 Minimum Clearance of busbar and connection
a)Phase to Phase mm
b)Phase to ground mm
3.1O Busbar support spacing mm
3.11 Busbars colour coded Yes /No
3.12 Bus Support Insulator
c)Reference Standard
d)Voltage Class
e)Minimum Creepage distance mm
f)Cantilever Strength Kg/Sq.cm
3.13 Type of insulation used for Busbars
3.14 Withstand voltage of busbar insulation material
4 CONTROL MODULE
4.1 Control Modules
a)Fixed type for incoming & outgoing feeders
4.2 Power/Control disconnects silver plated for good contacts
4.3 Draw out Modules of same type & rating are physically & electrically interchangeable
5 Insulation Level 1Min., 50 Hz withstand KV rms
6.3 Reference Standard
6.4 Switch Standard
6.5 Switch furnished with
a)Operating handle
b)Door Interlock
c)Provision for padlocking in ON & OFF positions
6.6 All feeders provided with bolted disconnect link
6.7 Current rating at 40 deg.C ambient & within cubicle
6.8 Breaking current ar 220V D.C
7.3 Reference Standard
8.4 Utilization Category
8.5 Operating Coil Voltage
8.6 Continuous Current rating @ 45 deg. C and within cubicle A
8.7 Power Consumption
a)During Closing VA
b)After Closing VA
8.8 Auxiliary contacts furnished per contact
a)Normally Open (NO)
b)Normally Closed (NC)
8.9 Auxiliary contact rating Amps
a)Make and Continuous
b)Break(Inductive) at 220V DC
9 PUSH BUTTON & LAMPS
9.1 Push Button
c)Contact Rating Amps. Make & Continuous break/220 KV DC
10 SECONDARY WIRING
10.1 Type of insulation
10.2 Voltage Grade
10.3 Conductor Size
10.4 Conductor Size(Minimum)
a)Potential Circuit Sq.mm
b)Current & Control Circuits Sq.mm
10.5 Wires identified at both ends with ferules
11 TERMINAL BLOCK
11.4 Voltage Grade
11.5 20% spare terminals furnished
12 CABLE TERMINATION
12.1 Cable entry provision from top & bottom
12.2 Cable Termination & connection arrangement furnished as specified
12.3 Power Cable Lugs
12.4 Power Cable Glands
d)With tapered washers
12.5 Removable Gland Plate
a)Material for multicor cable
b)Material for I/C Cable
c)Thickness of the plate
13.1 Ground Bus furnished
15 SPACE HEATER
15.1 Cubicle Heater
a)Thermostat Controlled
d)Individual switches and fuses provided
16 TROPICAL PROTECTION
a)Any Special treatment for tropical protection
b)Screens are of corrosion resistant materials
17 PAINTING Finish of DB
18.1 Routine tests on DB to be performed
a)Operating under simulated service conditions
b)High Voltage Test
c)Primary current & voltage shall be applied to instrument Transformer
d)Routine test Certificates to all major equipments will be furnished
e)Any other tests(to be specified)
19 TYPICAL DRAWINGS/DATA
19.1 General arrangement
19.2 Foundation Plan
19.3 Control Scheme
19.4 Bill of materials
20 OVERALL DIMENSION & WEIGHT 2.DC Distribution Panel
B TECHNICAL PARTICULARS OF EARTH FAULT INDICATOR
21 Earth Fault Indicator for DC Co.
21.3 Reference Standard
21.4 Input Supply details
a)Voltage Normal/Max
d)Consumption VA
21.5 Fault sensing characteristics
a)Fault resistance level
b)Max. Permissible loop length/resistance of cable
d)No. of Sensors Provided
e)Max.No of outgoing feeder that can be covered
f)Mention if there are any limitations on outgoing feeder load current, fault current etc.,
21.6 Insulation level 1 Min. 50 Hz voltage withstand KV rms
21.7 Construction
a)Completely Compartmentalised Modular type
b)Working height limit from floor level
c)Construction such as Metal Clad, Fabrication Steel, aluminium house air Insulated etc.,
d)Suitable for mounting against building wall Yes/No
e)Degree of protection
f)Min.Thickness of sheet metal mm
g)Physical Dimension
21.8 Earth fault Indicator fully assembled wire and tested at factory
21.9 Earth fault Indicator section accessibility to individual compartments
21.1O Mounting arrangements
21.11 Design-Assembly
a)Drawout Modules of same type and rating are physically and electrically interchangeable
b)Whether of Modular type
c)Indicators provided for power ON/OFF
Positive Lead to ground Fault
Negative Lead to ground Fault
Identification of faulty feeder
d)Controls provided for
1)Positive accept
2)Negative accept
4)LED test switch
e)Audio alarms provided with details
f)Auxiliary annunciation provided for remote panel
g)Permissible maximum room temperature
21.12 Earth Terminal
21.14 Detailed Literature on construction working etc., enclosed
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEED TECHNICAL PARTICULARS FOR CONTROL CABLE
(Bidder should indicate the guaranteed technical date of all equipments/materials for each type of rating separately)
SL. No PARTICULARS
2 Type(Cable Code)
3 Applicable Standard
4 Voltage Grade
5 Suitable for system with Earthed Neutral
6 Maximum Conductor temperature
a)Normal Continuous Operation deg.C
b)Short Circuit condition deg.C
c)No. of wires/diameter No/mm before standing
a)Material / Type
b)Radial Thickness(Nom)mm
c)Radial thickness (min)
c)Radial thickness (min) mm
d)Calculated dia over laid up cores mm with + or - 2.5 mm Tolerance
10 Outer Sheath
c)Radial thickness (Nom)mm
d)Radial thickness (Min) mm
e)Calculated dia under the outer sheath (with + or - 2.5mm tolerance
11 Over all dia of cable(Approx) mm (with + or - 2.5mm tolerance)
12 Weight (approx)kg/kg (+ or - 10% tolerance)
13 Standard drum length Mtrs.
14 Gross shipping weight of drum KG(App.) (Only for guidance)
a)Max. Conductor temp 70 deg.C
b)Depth of laying 90 cm
c)Ground temp 30 deg
d)Ambient temperature 40 deg.C
e)Soil 150 deg.C Cm/W
Current Ratings
a)Laid direct in ground Amp
b)Laid direct in duct Amp
c)Laid direct in air Amp
16 DC resistance of conductor at 20 deg.C(max) Ohm/KM
17 Equivalent star reactance(approx) Ohm/KM
18 Equivalent star capaciatance MFD/KM
19 Short Circuit rating of conductor for 1sec. KA
20 Minimum bending radius of cable (Times over all dia)
21 Rating factor(Please attach data sheets)
a)Depth of Laying
b)Variation in round temp
c)Variation in ambient temp
d)Ground rating factor
22 1) Continuous current rating of the cable
a) In ground at soil temperature 30°C and soil thermal resistivity of 150°C cm/watt and depth of burial about a metre (A)
b) In air at 40°C (A)
c) Overload capacity and duration (A, Hr)
d) Derating Factors for :
i) Soil temperature and thermal resistivity
ii) Ambient temperature
iii) Single core cables laid in trefoil circuits
2) General Technical Data (Power cables)
2.1) Equivalent star impedance per km of 3 Ph, circuit at power frequency at maximum conductor temperature (Ohm)
2.2) Maximum electrostatic capacitance per core per km of cable (F)
2.3) Maximum charging current per conductor per km at nominalvoltage (A)
2.4) Loss tangent at normal frequency and rated voltage
2.5) Maximum dielectric loss of cable per km at normal voltage and frequency Watts/km
2.6) Short circuit capacity for 1 Sec. KA (rms)
2.7) Short Circuit current capacity of armour (kA for 1 sec)
2.8) Maximum dielectric stress at core screen (kV/cm)
2.9) Maximum overall dia. of cable (mm)
3.0) Construction details including type of material used and thickness of each material for each type of cable in a tabular form.
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEED TECHNICAL PARTICULARS FOR PCVCB 11KV SWITCH GEAR
(Bidder should indicate the guaranteed technical data of all equipment/materials for each type of rating separately)
SL.No 11 KV Switchgear
1 Type of Instrument
2 Size NOT Applicable
3 Whether Magnetically Shielded or not
4 Scale Length & Range
5 Whether Tropicalised
6 Short Time overload Capacity
7 VA Burden Current Coil/Potential Coil
8 Power Consumption Current Coil/Potential Coil
9 ISS Grade of Accuracy
10 Description Leaflet Ref.No
11 Temp. at which instruments are Calibrated
ADDITIONAL INFORMATION FOR W.H.METERS
2 Starting Watts at Unit PF
4 Limits of error at Unit PF &
a)125%-25% rated current
b)10%- rated current
c)5%- rated current
1)125%-25% rated current
2) 10%-4% rated current
1 Type and particulars of window
2 Particulars of Wiring
3 Rated Voltage
4 Power Consumption
5 Instantaneous Making Capacity of Contacts
6 Breaking Capacity
7 Overall Dimensions of Annunciation Group
8 Descriptive Leaflet Schematic Diagram
PROTECTIVE RELAYS
1 Non Directional IDMT/INST . OCR/EFT Relays
b)Current Coil Rating
e)Power Consumption
f)Time of Operation at Max.Dia setting at
i)5 times tap setting current
ii)10 times tap setting current
g)Type of Characteristics
h)Whether drawout type or not
i)Whether seal in contacts provided or not
DIRECTIONAL OVER CURRENT RELAY
b)Current Coil Rating
e)Min.Voltage at whichRelay operation
f)Time of Operation at Max.Dia setting at
i)5 times tap setting current
ii)10 times tap setting current
g)Type of Characteristics
h)Whether drawout type or not
i)Trip contact rating Amps
j)Whether Seal in Contacts provided or not
CIRCUIT BREAKER
a)Number of poles
b)Rated voltage
c)Normal Current
e)Making Capacity in Peak KA
f)Breaking Capacity
i)Symmetrical in KA & MVA
ii)Asymmetrical
iii)The Max. capacity of the capacitor bank for which the breaker is designed to open
g)Short time Current in KA
h)Operating Duty
II S.C.TEST CERTIFICATE
III CONSTRUCTIONAL FEATURES
a)Number of brakes in Circuit per pole
b)Total Length of Break Per pole
c)Type of Main Contacts
d)Type of Arcing Contacts
e)Type of Arc Control Device
f)Min.Clearance between:
i)Between Live Parts
ii)Between Live Parts & Earth
g)Min Clearance in VCB:
i)Between Live Parts
ii)- do - & Earth
h)Mechnical Endurance
i)Electrical Endurance
j)Method of closing mechanism
i)Type of Operating Mechanism
ii)Whether hand or Power or both
iii)Whether the breaker is designed to close & latch making or is fitted with making current release
iv)Whether the breaker if trip free
v)Time required to charge the spring
vi)Details of spring charging motor power required at designed normal voltage
k)Normal voltage of shunt Trip coil
l)Power required at Normal voltage in VA
IV OPERATING PARTICULARS
a)Operating Time in Mile Secs
b)Arc Duration at:
10% SC Breaking Current
c)Speed of Break at
10% SC Breaking Current
V CURRENT TRANSFORMER
e)Accuracy class as er ISS
VI POTENTIAL TRANSFORMER
d)Accuracy Class
VII AUXILLIARY TRANSFORMER
d)Details of OFF load taps
d)Storage time after AC Supply failure
e)Number of tripping/closing after AC supply failure
CONTROL CABINET:
1 Manufacturer's Name
2 Indoor/Outdoor application
3 Design ambient air temperature (0C)
4 Standards applicable
5 Thickness of sheet steel(mm) and whether cold rolled or hot rolled.
6 Degree of protection provided
7 Bill of material for all the equipment mounted on control cabinet giving the following details:
b)Applicable Standard
c)Voltage rating
d)Current rating
e)Duty class, if applicable
f)manufacturer's catalogue No.
g)Total heat load of cabinet(for purpose of ventilation requirement)
8 Colour of finish paint IS:5
9 Control Wiring
a)Size of Conductor
i)for CT circuits
ii)for other circuits
b)Conductor Solid/Stranded
c)Number of Strands/conductor
10 Terminal Blocks
b)Current rating
i)Power terminals(A)
ii)Other terminals(A)
11 Space Heater Rating at 240V AC
12 Control cabinet drawing showing the following
a)Outline dimensions, floor openings,floor/wall/pedestal fixing arrangements.weights etc.,
b)Front view, inside view showing the mounting arrangement of various equipment
13 Schematic/wiring diagram of control cabinet Enclosed
14 Interconnection drawing showing cable, connections to the control cabinet enclosed
15 Type test report to verify degree of protection enclosed
16 Details of terminal rows:
i)Whether arranged vertical or horizontal
ii)Clearance from adjacent components
iii)Distance between rows
iv)Whether transparent protection cover provided
SUPPORT INSULATOR
1 Manufacturer's Name
3 Applicable Standards
ii)Diameter(Top)
iii)Diameter(Bottom)
5 Total Creepage distance (mm)
6 Rated Voltage (KV)
7 Power frequency withstand voltage for 1min.(KV rms) dry and wet
8 1.2/50 micro sec. Impulse withstand voltage (KVp)
9 250/2500 micro sec. Switching impulse withstand voltage (KVp) dry and wet
10 Corona Extinction voltage (KV)
12 Max. allowable span (mm)
13 Cantilever Strength (kg)
14 OGA drawing enclosed
TERMINAL CLAMPS AND CONNECTORS
1 Manufacturer's Name
2 Applicable Standards
4 Material of connector
c)Spring washers
5 Rated Current
6 a)Rated terminal load(kg)
b)Factor of safety
7 Minimum thickness of any part (mm)
8 Weight of clamp complete with hardware(kg)
9 Type test reports as per IS enclosed
10 OGA drawing enclosed
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEED TECHNICAL PARTICULARS FOR MCVCB 11KV SWITCH GEAR
(Bidder should indicate the guaranteed technical data of all equipment/materials for each type of rating separately)
SL.No 11 KV Switchgear
1 Type of Instrument
3 Whether Magnetically Shielded or not
4 Scale Length & Range
5 Whether Tropicalised
6 Short Time overload Capacity
7 VA Burden Current Coil/Potential Coil NOT Applicable
8 Power Consumption Current Coil/Potential Coil
9 ISS Grade of Accuracy
10 Description Leaflet Ref.No
11 Temp. at which instruments are Calibrated
ADDITIONAL INFORMATION FOR W.H.METERS NOT Applicable
2 Starting Watts at Unit PF
4 Limits of error at Unit PF &
a)125%-25% rated current
b)10%- rated current
c)5%- rated current
1)125%-25% rated current
2) 10%-4% rated current
1 Type and particulars of window
2 Particulars of Wiring
3 Rated Voltage
4 Power Consumption
5 Instantaneous Making Capacity of Contacts
6 Breaking Capacity
7 Overall Dimensions of Annunciation Group
8 Descriptive Leaflet Schematic Diagram
PROTECTIVE RELAYS
1 Non Directional IDMT/INST . OCR/EFT Relays
b)Current Coil Rating
e)Power Consumption
f)Time of Operation at Max.Dia setting at
i)5 times tap setting current
ii)10 times tap setting current
g)Type of Characteristics
h)Whether drawout type or not
i)Whether seal in contacts provided or not
DIRECTIONAL OVER CURRENT RELAY
b)Current Coil Rating
e)Min.Voltage at whichRelay operation
f)Time of Operation at Max.Dia setting at
i)5 times tap setting current
ii)10 times tap setting current
g)Type of Characteristics
h)Whether drawout type or not
i)Trip contact rating Amps
j)Whether Seal in Contacts provided or not
CIRCUIT BREAKER
a)Number of poles
b)Rated voltage
c)Normal Current
e)Making Capacity in Peak KA
f)Breaking Capacity
i)Symmetrical in KA & MVA
ii)Asymmetrical
iii)The Max. capacity of the capacitor bank for which the breaker is designed to open
g)Short time Current in KA
h)Operating Duty
II S.C.TEST CERTIFICATE
III CONSTRUCTIONAL FEATURES
a)Number of brakes in Circuit per pole
b)Total Length of Break Per pole
c)Type of Main Contacts
d)Type of Arcing Contacts
e)Type of Arc Control Device
f)Min.Clearance between:
i)Between Live Parts
ii)Between Live Parts & Earth
g)Min Clearance in VCB:
i)Between Live Parts
ii)- do - & Earth
h)Mechnical Endurance
i)Electrical Endurance
j)Method of closing mechanism
i)Type of Operating Mechanism
ii)Whether hand or Power or both
iii)Whether the breaker is designed to close & latch making or is fitted with making current release
iv)Whether the breaker if trip free
v)Time required to charge the spring
vi)Details of spring charging motor power required at designed normal voltage
k)Normal voltage of shunt Trip coil
l)Power required at Normal voltage in VA
IV OPERATING PARTICULARS
a)Operating Time in Mile Secs
b)Arc Duration at:
10% SC Breaking Current
c)Speed of Break at
10% SC Breaking Current
V CURRENT TRANSFORMER
e)Accuracy class as er ISS
VI POTENTIAL TRANSFORMER
d)Accuracy Class
VII AUXILLIARY TRANSFORMER
d)Details of OFF load taps
d)Storage time after AC Supply failure
e)Number of tripping/closing after AC supply failure
CONTROL CABINET:
1 Manufacturer's Name
2 Indoor/Outdoor application
3 Design ambient air temperature (0C)
4 Standards applicable
5 Thickness of sheet steel(mm) and whether cold rolled or hot rolled.
6 Degree of protection provided
7 Bill of material for all the equipment mounted on control cabinet giving the following details:
b)Applicable Standard
c)Voltage rating
d)Current rating
e)Duty class, if applicable
f)manufacturer's catalogue No.
g)Total heat load of cabinet(for purpose of ventilation requirement)
8 Colour of finish paint IS:5
9 Control Wiring
a)Size of Conductor
i)for CT circuits
ii)for other circuits
b)Conductor Solid/Stranded
c)Number of Strands/conductor
10 Terminal Blocks
b)Current rating
i)Power terminals(A)
ii)Other terminals(A)
11 Space Heater Rating at 240V AC
12 Control cabinet drawing showing the following
a)Outline dimensions, floor openings,floor/wall/pedestal fixing arrangements.weights etc.,
b)Front view, inside view showing the mounting arrangement of various equipment
13 Schematic/wiring diagram of control cabinet Enclosed
14 Interconnection drawing showing cable, connections to the control cabinet enclosed
15 Type test report to verify degree of protection enclosed
16 Details of terminal rows:
i)Whether arranged vertical or horizontal
ii)Clearance from adjacent components
iii)Distance between rows
iv)Whether transparent protection cover provided
SUPPORT INSULATOR
1 Manufacturer's Name
3 Applicable Standards
ii)Diameter(Top)
iii)Diameter(Bottom)
5 Total Creepage distance (mm)
6 Rated Voltage (KV)
7 Power frequency withstand voltage for 1min.(KV rms) dry and wet
8 1.2/50 micro sec. Impulse withstand voltage (KVp)
9 250/2500 micro sec. Switching impulse withstand voltage (KVp) dry and wet
10 Corona Extinction voltage (KV)
12 Max. allowable span (mm)
13 Cantilever Strength (kg)
14 OGA drawing enclosed
TERMINAL CLAMPS AND CONNECTORS
1 Manufacturer's Name
2 Applicable Standards
4 Material of connector
c)Spring washers
5 Rated Current
6 a)Rated terminal load(kg)
b)Factor of safety
7 Minimum thickness of any part (mm)
8 Weight of clamp complete with hardware(kg)
9 Type test reports as per IS enclosed
10 OGA drawing enclosed
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEED TECHNICAL PARTICULARS FOR U.G CABLES (11KV CABLES)
(Bidder should indicate the guaranteed technical data of all equipments/materials for each type of rating separately)
SL.NO PARTICULARS
1.1 Name of the contractor
1.2 Name of the sub-contractor, if any
1.3 Specification and standards
1.4 Design ambient temperature (deg. C)
1.5 Cable particulars
2.1 Name of the manufacturer
2.2 Place of manufacturer
2.4 Applicable specifications and standards
2.5 Voltage grade
2.6 Suitable for effectively earthed/unearthed system
2.6.1 Whether conductor screen insulation and insulation screen is manufactured by triple extrusion technique
2.7 permissible voltage and frequency variation for satisfactory operation
2.8 Continuous current carrying capacity
2.8.1 For standard conditions as per IS
2.8.2 For site conditions:
2.8.3 Deaerating factors for various conditions of laying are not worse than the ones specified in applicable IS.
2.8.4 Deaerating factors for fire resistance treatment
2.9.2 Shape of conductor
2.9.3 Nominal cross section area (sq.mm)
2.9.4 Number of wires
2.9.5 Diameter of wire(mm)
2.9.6 Diameter/size of conductor (mm)
2.1O Conductor screening
2.10.2 Material
2.10.3 Continuous working temperature (deg.C)
2.10.4 Maximum allowable temperature (deg.C) at temperatre of short circuit
2.11 Insulation
2.11.1 Material
2.11.2 Thickness of Insulation
1.Between cores(mm)
2.Between cores and inner sheath (mm)
2.11.3 Tolerance on thickness % of insulation
2.11.4 Diameter of core over mm insulation
2.11.5 Specific insulation ohm-cm resistance at 90 deg.C
2.11.6 Whether XLPE insulation gas cured or not
2.11.7 Whether XLPE insulation filled or unfilled
2.12 Insulation screening
2.12.1 Material
2.12.2 Thickness
1.Semi-conducting part (mm)
2.Metallic part (mm) (copper tape)
3.Size of copper tape
4.whether overlapping provided
5.Current carrying capacity
2.12.3 a)Continuously
b)For a short time of 1 sec.
2.12.4 Diameter of cable over(mm) screening
2.12.5 Whether insulation screen is removable without the application of heat.
2.13 Inner Sheath
2.13.1 Material
2.13.2 Extruded or wrapped
2.13.3 Thickness (mm)
2.13.4 Diameter of cable over inner sheath
2.14 Filler material
2.15.1 Material
2.15.2 Type of armouring
2.15.3 Diameter of wire/dimensions of strip (mm)
2.15.4 Whether galvanised
2.15.5 Diameter of cable over armouring
2.15.6 Current carrying capacity of armour
a)On continuous basis
b)Short time one sec. basis
2.16 Outer sheath
2.16.1 Material
2.16.2 Thickness of sheath (mm)
2.16.3 Tolerance on thickness of sheath (mm)
2.16.4 Overall diameter of cable (mm)
2.17 Scheme for identification
2.18 Short ciruit withstand capacity
2.18.1 Short circuit current (KA)
2.18.2 Duration of short circuit (Sec)
2.19 Allowable/attainable maximum conductor temperature when carrying continuously currents as per item 2.18 above (in Deg C)
2.2O Allowable/attainable maximum conductor temperature at the termination of short circuit current as per item 2.18 above (in Deg C)
2.21 Cable constants
2.21.1 DC resistance per core (ohm/km) at 20 deg.C
2.21.2 AC resistance per core (Ohm/Km) at operating temperature
2.21.3 Reactance per core (Ohm/km)
2.21.4 Capacitance per core (Ohm/Km)
2.21.5 Insulation Resistance at (Micro-twenty seven (27 deg.C) ohms/km)
2.21.6 Loss tangent
2.21.7 Dielectric constant
2.22 Maximum cable charging (A/km) current at normal operating voltage
2.23 Factory tests (Enumerate in detail for each type of cable)
2.24 Is the offered cable guaranteed to safely withstand continuous conductor temperature of 90 deg C and also to safely withstand temperature up to 130 deg C for a duration of one hundred (100) hours per year
2.25 Are the offered I/C cables guaranteed to perform satisfactorily under installation conditions specified. If yes, furnish relevant calculations in support including following data.
a)Induced voltage in the armour when Cable (500 m) carrying rated load V
Cable (500 m) carrying SC current V
b)Induced voltage and the circulating current in the copper tape when: Cable carrying rated load A Cable carrying SC Current A
c)maximum continuous and short time(1 sec) voltage withstand capability of inner pvc sheath of
d)Maximum continuous and short time(1sec)voltage withstand capability of outer most pvc sheath over the armour.
e)Maximum continuous and short(1 sec) current carrying capability of copper tape screen
2.26 Recommended minimum bending radius(mm)
2.27 Safe Pulling force(kg)
2.28 Cable Weight(kg/km)
2.29 Length of cable per drum(m)
2.29.1 Net weight(kg)
2.29.2 Drum weight(kg)
2.29.3 Transport weight(kg)
2.3O Can the insulation screen and the armour be connected together at both ends and grounded at both ends permanently. If not can the grounding be done at one end and the insulation screen only grounded at the other end and the cable inner and outermost sheaths withstand voltage under short circuit conditions at the open end.
3 1) Continuous current rating of the cable
a) In ground at soil temperature 30°C and soil thermal resistivity of 150°C cm/watt and depth of burial about a metre (A)
b) In air at 40°C (A)
c) Overload capacity and duration (A, Hr)
d) Derating Factors for :
i) Soil temperature and thermal resistivity
ii) Ambient temperature
iii) Single core cables laid in trefoil circuits
2) General Technical Data (Power cables)
2.1) Equivalent star impedance per km of 3 Ph, circuit at power frequency at maximum conductor temperature (Ohm)
2.2) Maximum electrostatic capacitance per core per km of cable (F)
2.3) Maximum charging current per conductor per km at nominalvoltage (A)
2.4) Loss tangent at normal frequency and rated voltage
2.5) Maximum dielectric loss of cable per km at normal voltage and frequency Watts/km
2.6) Short circuit capacity for 1 Sec. KA (rms)
2.7) Short Circuit current capacity of armour (kA for 1 sec)
2.8) Maximum dielectric stress at core screen (kV/cm)
2.9) Maximum overall dia. of cable (mm)
3.0) Construction details including type of material used and thickness of each material for each type of cable in a tabular form.
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEED TECHNICAL PARTICULARS FOR PLCC EQUIPMENTS (Wherever applicable)
(Bidder should indicate the guaranteed technical data of all equipments / materials and for each type of rating separately)
Coupling Device (Phase to Phase type)
1 Name of Manufacturer and Country
2 Type Model and Catalogue Number
3 Whether suitable for mounting outdoor in Switchyard? Type of mounting
4 Maximum temperature limit for satisfactory operation of coupling device mounted outdoor
6 Nominal Primary Side Impedance
7 Nominal secondary side impedance
8 Composite loss with in pass-band
9 Return loss with in pass-band
10 Available Bandwidth (with 4400/6600/8800 PF CVTs)
11 Nominal Peak Envelope Power (with Distortion and Intermodulation Products 80 dB Down)
12 Maximum number of PLC terminals that can be connected in parallel :
a. 20 W (PEP) PLC terminals
b. 40 W (PEP) PLC terminals
c. 100 W (PEP) PLC terminals
13 Power Frequency Impedance between primary terminal and Earth Terminals of Coupling Device.
14 1 Minute Power Frequency - Insulation level between Primary and Secondary Terminals of Coupling Device.
15 Impulse (1.2/50 micro-sec.) Withstand Level between Primary and Secondary Terminals of Couping Device.
16 Power Frequency Current Carrying Capacity of Drain Coil (or Primary winding of matching transformer).
a. Continuous current
b. Short time current for 0.2 sec.
c. Inductance of drain coil with tolerances (at 50 Hz)
17 Surge Arrester in Primary side of coupling device.
a.Type model & catalogue number
b.Power frequency sparkover voltage
c. Type of construction
d. Maximum permissible arrestor discharge current with 8/20 micro sec. impulse discharge
e. Maximum permissible short time current micro sec.)
f. Power frequency discharge current for 0.2 sec.
g. Impulse spark over voltage 1.2/50 micro sec.
h. Rated cottage.
18 Surge arrestor in secondary side of coupling device.
a. Type model & catalogue number
b. Power frequency sparkover voltage
c. Impulse spark over voltage (1.2/50 micro sec)
d. Power frequency spark over cottage
19 Details of interlock provided with cover enclosed.
20 Overall dimension in mm
21 No. of H.F. terminals provided for carrier equipment connection.
High Frequency Cable :
1 Name of Manufacturer and Country
2 Type. Model and Catalogue No.
3 Applicable standards
4 Characteristic Impedance
5 Rated Capacitance
6 Service Voltage
7 Attenuation per km. Of cable at various Carrier Frequencies in the Range of 50 to 500 KHz (Typically at 50,100,200,300,400,500 KHz)
8 Withstand Test Voltage (RMS) between conductor and Sheath
9 Details and particulars of Insulation
10 Loop Resistance per Km. (Typical at 20oC
11 Details of Armouring
12 Number and Diameter of Stranded Conductor
13 Overall Diameter of Cable
14 Net weight per Km.
15 Minimum bending radium
16 Earthing details of H.F. cable
17 Packing length per drum
Power Line Carrier Terminal For Speech and Data Transmission :
1 Name of Manufacturer and Country
2 Type. Model and Catalogue No.
3 Type of Modulation
4 Carrier Frequency Range
5 Carrier Frequency Range
6 Nominal Carrier Frequency Band in either direction of transmission
7 Return loss within the Nominal Carrier Frequency Band
8 Effectively Transmitted V.F. Band
b. For Telephone signalling
9 Return loss within the effectively transmitted voice frequency Band
10 H.F. Oscillator Details
11 I.F. Oscillator Details
12 Frequency Difference between the V.F. Input and V.F. Output of a pair of terminals connected back to back for permissible ambient temperature and supply voltage variations.
13 Maximum H.F. Amplifier output with single / multiple tone keying (peak envelope power).
14 Nominal Carrier frequency power (Peak envelope power) at output terminals.
15 H.F. Impedance at output of carrier terminals.
16 Stability of the carrier frequency
17 Improvement in S/N due to compander.
18 Whether carrier is suppressed or reduced during transmission of signal
19 Whether frequency locking betweenn Tx / Rx provided.
20 Automati8c gain control range and regulation.
21 Level of spurious emissions at
a. Edge of nominal carrier frequency band
b. 4.0 KHz away from nominal carrier frequency band.
c. 8.0 KHz away from nominal carrier frequency band.
22 Relative level at V.F. 4 wire terminating points :
b. Receive leg.
23 Permissible limits for level variation with frequency relative to 800 Hz in a speech channel (without companders) transmitted over a pair of terminals connected back to back
24 Level of telephone signalling channel :
b. Output level
25 Near and far end cross talk due to telephone signalling channel in a pair of PLC terminals (without companders) connected back to back
26 Pulse disortion of telephone signalling channel when operated at a signalling speed of 10 pps and wih a mark to space ratio of 40 / 60 inPLC terminals connected back to back.
27 Psophometric Noise contribution of a pair of PLC terminals connected back to back.
28 Group delay distortion in the frequency band relevant to the transmission of protection signals.
29 Performance under Noise condition :
a. Noise generated within terminal
b. Additional noise introduced when terminals are connected back to back at repeater station.
c. Noise Band width.
30 Power supply requirements
b. Permissible voltage variatoin
c. Maximum current
d. Quiescent Current
31 Installation details
32 Insulation level
33 Meters provided on test panel, their ranges and purposes
34 Is the equipment suitable to work in dust laden atmosphere
35 Whether interior lamps with door switch provided in cabinets
36 Overall dimensions in mm
37 Weight in kgs
38 Earthing details of PLC cabinets
39 Whether Tx / Rx loop-back facility is available for testing locally
Power Line Carrier Terminal For Network Protection
1 Name of Manufacturer and Country
2 Type Model and Catalogue Number
3 Type of Modulation
4 Mode of Transmission
5 Carrier Frequency Range
6 Nominal Carrier Frequency Band in either direction of transmissoin.
7 Return loss within the Nominal Carrier Frequency Band
8 Effectively Transmitted V.F. Band
9 Return loss within the effectively transmitted voice frequency Band
10 H.F. Oscillator Details
11 I.F. Oscillator Details
12 Frequency Difference between the V.F. Input and V.F. Output of a pair of terminals connected back to back for permissible ambient temperature and supply voltage variations.
13 Maximum H.F. Amplifier output with single / multiple tone keying (peak envelope power).
14 Nominsl carrier frequency power (Peak envelope power) at output terminals.
15 H.F. Impedance at output of carrier terminals.
16 Stability of the carrier frequency
17 Improvement in S/N due to compander.
18 Whether carrier is suppressed or reduced during transmission of signal
19 Whether frequency locking betweenn Tx / Rx provided.
20 Level of spurious emissions all
a. Edge of nominal carrier frequency band
b. 4.0 KHz away from nominal carrier frequency band.
c. 8.0 KHz away from nominal carrier frequency band.
21 Whether frequency locking betweenn Tx / Rx provided.
22 Relative level at V.F. 4 wire terminating points :
b. Receive leg.
23 Permissible limits for level variation with frequency relative to 800 Hz in a speech channel (without companders) transmitted over a pair of terminals connected back to back
24 Variation in overall loss of speech circuit with a pair of PLC terminals connected back to back (without companders & limiters) when voice frequency input level changes from10 to 10 dBm.
25 Psophometric Noise contribution of a pair of PLC terminals connected back to back.
26 Noise frequency Band Width
27 Group delay distortion in the frequency band relevant to the transmission of protection signals.
28 Signal Delay with two PLC terminals connected back to back
29 Power supply requirements
b. Permissible voltage variatoin
c. Maximum current
30 Installation details
31 Meters provided on test panel, their ranges and purposes
32 Is the equipment suitable to work in dust laden atmosphere
33 Whether interior lamps with door switch provided in cabinets
34 Overall dimensions in mm
35 Weight in kgs
36 Insulation level
37 Cabinet earthing details
38 Whether indication is available in sending end panel for receipt / execution of trip signal / command at remote end
39 Whether Tx / Rx loop-back facility is available for testing locally
VF Transmissions Terminal For Network protection signals (Protection coupler):
1 Name of Manufacturer and Country
2 Type Model and Catalogue Number
3 Whether equipment works on frequency shift principle of coded signal principle
4 Whether equipment is suitable for independently protecting two circuits
5 Frequencies used in the equipment for transmission of signal for un-coded signal transmission.
a. Guard frequency
b. Working frequency (Trip System - I)
c. Working frequency (Trip System - II)
d. Working frequency (Trip System - I & II)
6 Criteria used for command transmission
7 Whether equipment is protected against tripping by spurious signals
8 Transmission time corresponding to telegraph speed for transmission on PLCC channel of coded signal.
9 Whether in the presence of spurious signals as well as protection signals simultaneously, the equipment will initiate a trip command.
10 Mode of Transmission of guard signal
11 Whether equipment is suitable for Direct Circuit Breaker tripping
12 Maximum number of Noises impulses pps in presence of which the equipment will satisfactorily performs its duty
13 Signal Delay with Two Terminals connected back to back
14 Whether the command signal is acknowledged at receiving end and in the event of non-receipt of the correct signal, the command signal is repeated or not by the transmitter?
15 Whether it is possible to after the priority of commands of various codes at site.
16 What are the performance based results under severe line noise conditions for
a. False trip probability
b. Fail to trip probability
17 Transmitter Input Requirements (Contact Ratings)
d. No. of Contacts
18 Receiver Output (Contact Rating)
d. No. of Contacts
19 Additional facilities provided in receiver output
20 Supervisory and Alarm Contact Facilities
c. No. of contacts
21 Installation
22 Power supply
23 Type and number of contacts for recording the number of trip commands sent and number of trip commands received
24 Whether loop test is possible
25 Insulation level
26 Whether the equipment is suitable for transmitting and receiving more than two independent commands (please give full details)
1 Name of manufacturer
2 Type of Model
3 Number of subscriber lines
b. Equipped for
4 Number of trunk line provided
b. Equipped for
5 Whether the facility to bar subscribers access to the carrier lines is provided during maintenance?
6 Whether P.G. lockout facility provided along with alarm?
7 Whether alarm type fuse provided for audio and visual indications?
8 Whether suitable for satisfactory operation in conjunction with PLCC system.
9 Signalling Pulse width:
a. Engage Pulse
b. Priority pulse
d. Inter Digit pause
e. Release pulse
10 Operating Voltage
11 Power Requirement
12 Overall dimensions
13 Mounting arrangement
15 Type of switching
16 Whether four-wire interfaces are built - in
17 In case four-wire interfaces are built-in maximum number of PLC terminals which can be connected to single EPAX
18 Whether self-diagnostic and monitoring features are built-in
19 Wwhether the following facilities are built-in
a. Priority cutting
c. Alternate routing
d. Call transfer
20 Maximum loop resistance permissible
a. For trunk line
b. Subscriber lines
21 Whether suitable to work in conjunction with elelctro-mechanical PAX
22 Whether suitable to work with DOT leased lines
Frequency planning details :
Lines for which frequency planning done Voltage Rating Year of commissioning of PLCC link Whether Computer Study done No. of channels
7 Facilities for computer study Name of Organisation where computer studies are done Data required for each line
Bidder may attach additional sheets of similar format if required.
LINE TRAPS (For 220 kV Lines) :
Name of Manufacturer and country
1 Type Model and Catalogue No.
2 System Voltage Rating KV
3 Continuous current rating at 50oC ambient
4 Continuous current rating at 65oC ambient
5 Maximum Symmetrical short circuit current rating for sec. duration
6 Asymmetre Peak Value of first half wave of rated short time current
7 Rated Inductance
8 Blocking Range
9 Minimum Guaranteed Resistive component in blocking frequency range
10 Type of Tuning
11 Variation in 50 Hz impedance per degree certrigrade variation in ambient temperature
12 Variation in Resonant Frequency band per degree centigrade variation in ambient temperature.
13 Details of protection of capacitors and coils against voltage surges. Indicate type of protective device
14 Basic Insulation Level KV
15 Standard Nominal Discharge current of Protective Device for 8/20 Micro Second Wave Impulse KV
16 Rated voltage of the Arrestor (Protective Device) KV
17 Minimum value of power Frequency sparkover voltage (Dry and Wet) of protective Devices. rms
18 Maximum 1.2 / 50 micro second Impulse sparkover voltage of Protective Device. (peak)
19 Virtual steepness and maximum front of wave impulse sparkover voltage of protective device
20 a. Steepness KV micro sec
b. F.O.W. sparkover voltage KV(peak)
Maximum Residual Discharge voltage of protective Device for 8/20 micro second impulse Discharge current of
21 a. 5.000 Amps KV(peak)
21 b. 10.000 Amps KV(peak)
Class of Insulation of line trap as per Table - 1 of IEC 353
22 Temperature Rise in Trap under rated Continuous current
23 Visual Corona Extinction voltage
24 Radio Interference voltage
25 Type of incoming and outgoing terminals
26 Visual Corona Extinction voltage for terminal concurrence
27 Radio Interference voltage in Terminal connectors
28 Continuous current rating of terminal connector at …… C ambient
29 Short time current rating of terminals connectors
30 Temperature rise in terminal connector under rated continuous current over 50 0C ambient
31 Type of Mounting
32 Maximum working stress
33 Ultimate Tensite strength
34 Material of main coil
35 Material of Terminal connector
36 Material of Pedestal/suspension link
37 Whether Corona Rings are provided
38 Whether Bird Barriers are provided.
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEED TECHNICAL PARTICULARS FOR FIRE FIGHTING EQUIPMENTS
(Bidder should indicate the guaranteed technical data of all equipments/materials for each type of rating separately)
Bidder's Name VOID
SL.NO TECHNICAL PARTICULARS OF PRESSURISED WATER TYPE FIRE EXTINGUISHERS-PORTABLE
1.01 Manufacturer
1.02 Number offered
1.03 Guaranteed Performance
i)Capacity, liters
ii)Maximum effective range when Tested in still air condition, M
iii)Minimum period during which the jet shall be maintained at a length of not less than 6m secs.
iv)Maximum period for discharge of 95% of the solution secs.
1.04 Construction Features:
i)Relevant standard and method of operation
ii)Test pressure of extinguisher body kg/cm2 g
iii)Whether handle is provided (YES/NO)
iv)Provided seal to indicate that the Extinguisher has not been used? (YES/NO)
1.05 Material of construction(specify code/standard No.)
1.06 Approximate weight of Extinguisher (cylinder filled kg)
1.07 Dimensions in mm.
i)Cylinder length
ii)cylinder diameter
iii)Cylinder body thickness
iv)External diameter of extinguisher
v)Overall height of extinguisher
vi)Throat diameter of nozzle
1.08 Codes and Standards followed
1.09 Supplied First Charge (YES/NO)
1.1O List of Accessories provided
1.11 Necessary and condition of Refilling
1.12 Drawing/Literature Enclosed with offer? (YES/NO)
1.13 Whether Approved by Tariff Advisory committee of India? (YES/NO)
1.14 TECHNICAL PARTICULARS OF DRY CHEMICAL POWDER TYPE EXTINGUISHER-PORTABLE
1.14.1 Manufacturer
1.14.2 Number offered
1.14.3 Guaranteed Performance
i)Capacity, litres
ii)Maximum effectice range when tested in still air condition, M
iii)Minimum period during which the jet shall be maintained at a length of not less than 6m secs.
iv)Maximum period for discharge of 95% of the solution secs.
1.14.4 Contruction features
i)Relevant standard and method of operation
ii)Test pressure of extinguisher body.
iii)Test pressure for hose(if any)
iv)Whether handle is provided (Yes/No)
v)provided seal to indicate that the extinguisher has not been used? (Yes/No)
vi)Chemical charge in container
vii)Gas used for transporting the Dry powder
1.14.5 Material of construction
vi)Hose, if any
1.14.6 Approximate weight of Extinguisher(cylinder filled)
1.14.7 Dimensions in mm.
i)Cylinder length
ii)cylinder diameter
iii)Cylinder body thickness
iv)External diameter of extinguisher
v)Overall height of extinguisher
vi)Throat diameter of nozzle
vii)Length & size of hose, if any
1.14.8 Codes and Standards followed
1.14.9 Supplied First Charge of chemical
1.14.10 List of Accessories provided
1.14.11 Necessary and condition of Refilling
1.14.12 Drawing/Literature Enclosed with offer?
1.14.13 Whether Approved by Tariff Advisory committee of India?
1.15 TECHNICAL PARTICULARS OF CARBON DIOXIDE TYPE EXTINGUISHERS-PORTABLE
1.15.1 Manufacturer
1.15.2 Country of origin
1.15.3 Year of manufacture
1.15.4 Numbers offered
1.15.5 Guaranteed Performance
ii)Maximum effective range when Tested in still air condition
iii)Maximum period for discharge
1.15.6 Construction Features:
i)Method of operation
ii)Test pressure of extinguisher body
iii)Pressure test connection provided on body (Yes/No)
iv)Gas being used as pressuring medium
1.15.7 Material of construction
1.15.8 Approximate weight of Extinguisher(cylinder filled)
1.15.9 Dimensions in mm.
i)Cylinder length
ii)cylinder diameter
iii)Cylinder body thickness
iv)External diameter of extinguisher
v)Overall height of extinguisher
vi)Throat diameter of nozzle
1.15.10 Codes and Standards followed
1.15.11 Supplied First Charge of chemical (Yes/No)
1.15.12 List of Accessories provided
1.15.13 Necessity and condition of Refilling
1.15.14 Drawing/Literature Enclosed with offer? (Yes/No)
1.15.15 Whether Approved by Tariff Advisory committee of India? (YES/NO)
1.16 TECHNICAL PARTICULARS FOR NITROGEN INJECTION FIRE EXTINGUISHING
1.16.1 Power supply
1.16.2 Control Box -- 220/110V DC
Fire Extinguishing cubicle(lighting) -- 230V AC
1.16.3 Fire Extinguishing cubicle for 150MVA, 31.5MVA capacity
Nitrogen cylinder capacity
1.16.4 Fire Extinction period
On system activation
On commencement of Nitrogen injection
1.16.5 Control Box
1.16.6 Fire Detectors
Heat Sensing temperature
GUARANTEED TECHNICAL PARTICULARS FOR NITROGEN INJECTION FIRE PROTECTION SYSTEM FOR TRANSFORMERS / REACTOR
1 Name of manufacturer and country of origin
2 Reference standards
3 Details of system equipments
a. Fire extinguishing cubicle
iii)Capacity of Nitrogen cylinder
iv)Pressure of Nitrogen filling
v)Minimum distance of FE cubicle from the transformer
vi)Method of mounting
vii)Whether the following items are provided in FE cubicle. If so furnish make, type & other details
- Contact manometer
- Pressure regulator
- Oil release unit
- Gas release unit
- Oil drain unit
- Pressure / limit switches
- No. of contacts & spare contacts(NO & NC)
viii)Oil drain valve
- Type of metal
ix)Nitrogen Injection valve
- Quantity required
x)Oil Drain pipe
xi)Nitrogen Injection pipe
- Number of openings in the transformer tank
iii)Type & Thickness of sheet steel
iv)Details of components provided in the control box
v)Control voltage
vi)Method of mounting
vii)Whether audio and visual alarms provided?
c)Pre-stressed non-return valve(PNRV)/Pneumatically operated ball valve(Main/Backup)
iv)Whether suitable for pipe of size 80mm dia
v)No. of contacts & spare contacts (NO & NC)
d)Fire detectors
iii)Quantity Required
iv)Method of Fixing
v)Effective head sensing area
vi)Temperature recommended for effective heat sensing
vii)Number of contacts NO/NC
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
Tender Enquiry No:KPTCL/2026-27/SS/WORK_INDENT3879
“Augmentation of 1x10 MVA, 110/11kV Power Transformer No-3 by 1x20 MVA, 110/11kV Power Transformer at 110/ 11kV Mudalagi Substation in Mudalagi Taluk , Belgavi District, including supply of equipments / materials, erection, civil works, testing and commissioning on Partial Turnkey Basis. (20MVA Transformer, NIFES will be supplied by KPTCL).
GUARANTEED TECHNICAL PARTICULARS FOR STATION AND YARD LIGHTING
(Bidder should indicate the guaranteed technical data of all equipments/materials for each type of rating separately)
Bidders Name VOID
LIGHTING SYSTEM: (Lighting Fixtures & Accessories (Data to be submitted separately for each type and size)
1 Manufacturer's Name and country of manufacture
2 Country of manufacturer for
3 Applicable standards for
4 Manufacturer's type and catalogue No. for
5 Nominal working voltage (volts)
6 Maximum permissible supply voltage variation for satisfactory operation of
a)fixtures(+,- O/L)
b)Accessories(+,- O/L)
7 Power factor at nominal working voltage and frequency
8 Full Load input current at Nominal working voltage (Amps)
9 Power loss per ballast at nominal working voltage and frequency (watts)
10 Maximum hot spot temperature of ballast case (0C)
11 Maximum average ballast winding Temperature(0C)
12 Ambient temperature within the fitting in continuous operation at the design ambient air temperature (0C)
13 Insulation class of ballast winding (0C)
14 Average life expectancy of
15 Lamp output at the design temperature
a)After 100 burning hours (Lumens)
b)After 1000 burning hours(Lumens)
16 lamp output at the end of the Expected life period (Lumens)
17 Average light output of the fitting as a percentage of lamp output
a)Downwards (%)
18 Beam angle for flood lights in
a)Horizontal plane (Degrees)
b)Vertical plane (Degrees)
19 a)Cable/Conduit entry size
b)Size and type of cable
20 Earthing terminal
b)Suitable for earthing conductor of size
21 Weights of Fixtures(kg)
22 a)Starting current & P.F for lamp (Amps)
b)Operating current (Amps)
c)Time Vs Mains current & P.F characteristics during starting enclosed (yes/No)
Reference cat No.
Conduits & Accessories (For each type & size)
1 Manufacturers name and country of manufacture
2 Manufacturers type designation
3 Applicable standards
4 Whether descriptive pamphlet is enclosed yes/no
Junction Boxes(For each type & size)
1 i)Manufacturer's name and country of manufacture
ii)Manufacturer's type designation
iii)Material specification
iv)Type of enclosure
b)Current rating (Amps)
c)Voltage rating (Volts)
d)Stud type (Yes/No)
e)Complete with insulated Barriers(yes/no)
vi)Whether descriptive pamphlet is enclosed? (Yes/no)
Lighting panels(for each type & size)
a)Manufacturers name and country of manufacture
b)Indoor/Outdoor applications
c)Design ambient air temp (0C)
d)Thickness of sheet steel(mm)
e)Degree of protection provided(as per IS:2147 or equivalent)
f)Bill of material for various Equipment giving make, type Rating., etc. enclosed(yes/no)
g)Colour of finish paint
ii. Temp rise at rated current over specified ambient (500c)
iii. Continuous current rating at 500C
iv. Whether suitable for one second current rating of 5 KA, A.C or 4KA, DC As applicable (yes/No)
v. Cross section
vi. Application standard
i)Control wiring
i. Material of conductor
ii. Size of conductor/dia of wire(2)
j)Conductor - solid/stranded
k)Terminal blocks
ii. Current rating
a)Power terminals (Amps)
b)Other terminals(Amps)
l)All tests are specified in specifications will be carried out (yes/no)
2 Air Break Switches (for each type of size)
a)Manufacturers name and country of manufacture
b)Manufacturers type description
c)Applicable standard
d)Rated voltage(volts) & frequency(Hz)
e)Rated current (Amps)
f)Rated Breaking current (Amps)
g)Maximum through fault current withstand derating factor for use under site ambient conditions
h)Temperature rise of contacts when carrying continuous rated current under site conditions (0C)
3 Fuses (For each type & size)
a)Manufacturers name and country of manufacture
b)Manufacturers type description
c)Applicable standard
d)Rated voltage(volts)
e)Rated current (Amps)
f)Whether fuse is mounted in an insulated carrier (Yes/No)
g)Whether fuse carrier has an Aperture for fuse failure indication (Yes/No)
h)Category of duty (IS:2208)
i)Rupturing capacities(Prospective Current)(KA)
j)Maximum led through current for 1sec(KA)
k)Whether time/current characteristics are enclosed (Yes/No)
4 Miniature Circuit Breaker(for each type and rating)
a)Manufacturers name and country of manufacture
c)Rated Voltage
f)Current Rating
i)Continuous at 50 degC Ambient(Amps)
ii)1 sec (KA rms)
g)Breaking capacity/single pole/Double Pole/Tripple pole)
i)Symmetrical (KA rms at volts)
ii)Asymmetrical (KA rms at volts)
h)Total interrupting cycle time
i)Type of blowout device
j)Type of overload(thermal/magnetic)
k)Terminal suitable for cable size pole/Tripple pole
l)Upto what fault current Discrimination between incomer fuse & M.C.B will be obtained
m)Miniature breaker conform to
5 Contactors(For each type DC/AC size)
a)Manufacturers name and country of manufacture
b)Rated voltage & permissible variation(volts)
c)Rated Burden(V.A)
d)Rated current(thermal) of main contacts
e)No. & type of Aux. contacts(if any)
f)Rated voltage of coil(volts)
g)Pick up voltage
h)Rated duty class
i)Drop off voltage
j)Applicable standard
Lighting Wires(For each Type & size)
1 Manufacturers name and country of manufacture
2 Standards applicable
3 Rated volatage(volts)
4 Continuous current rating when laid in conduit in an ambient Temperature of 50 degC (Amps)
b)Nominal cross sectional area (mm2)
c)Number & diameter of wires(No/mm)
a)Composition of insulation
b)Thickness of insulation
c)Tolerance on thicknes of insulation
d)Specific insulation resistance at 60 degC
7 Colour scheme for identification of wires
8 Whether descriptive pamphlet is enclosed yes/no
Painting, Printer, Finish Coat
1 Paints(for each type)
a)Manufacturers name and country of manufacture
b)Manufacturers type designation/brand name
2 Number of coats provided for
a)Junction Boxes
3 Applicable standards
4 Name and address of the contractor sub-contractor who shall supply, install and commision the lighting system in accordance with the Technical specifications
Place Designation
Name of the Company
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