Combined Package for, WorkA-Augmentation of 2x20MVA, 66/11kV Power T/fs by 2x31.5 MVA, 66/11kV Power T/fs at 66/11kV Bannerghatta Road S/S in Bengaluru South Taluk, WorkB-Augmentation of 2x20MVA, 66/11kV Power T/fs by 2x31.5 MVA, 66/11kV Power T/fs at 66/11kV Jigani S/S in Anekal Taluk, Work C-Augmentation of existing 2x12.5MVA, 66/11kV Power Transformers by 2x31.5 MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra S/S in Anekal Taluk, Bengaluru Urban District on PTK Basis

Karnataka Power Transmission Corporation Limited

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

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.10.00LAKH AS PER ANNEXURE-II OF THE BID DOCUMENT SHALL BE SENT IN ORIGINAL TO CHIEF ENGINEER ELECTY., CGM(Tech), 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 (SCHEDULE-16). 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 Insurance Regulatory and Development Authority of India (IRDA) TOWARDS BALANCE EMD/BID SECURITY. (For the balance EMD above Rs. 01Lakhs) (SCHEDULE-17) - 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 (SCHEDULE-18). 5) CONSORTIUM AGREEMENT (IF APPLICABLE-SCHEDULE-19) 6) POWER OF ATTORNEY (SCHEDULE- 20). 7) ANY OTHER AGREEMENTS /UNDERTAKINGS/SELF DECLARATIONS SPECIFIED IN THE TENDER.

KARNATAKA POWER TRANSMISSION CORPORATION LIMITED

BID PROPOSAL SHEET

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Bidder's Name & Address alongwith GSTIN no. :

Bid Proposal Reference :

Person to be contacted :

E-Mail Address:

The Chief General Manager(Tech)

Corporate Office, KPTCL,

Indhana Bhavan, Bangalore - 560 009.

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

a) * We have submitted bid as individual Bidder. (Indicate Name of the Individual Bidder)

b) * We have submitted bid in Consortium with the following Bidders. (Key in Consortium)

Name of the Consortium Partner Scope / Participation of each Consortium Partner

(* 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

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

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 Itemwise 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.01.00Lakh and remaining amount of Rs.29.30 Lakhs ( above Rs.01 Lakhs) in the form of Insurance Surety Bond (ISB) issued by Insurance Company authorized by Insurance Regulatory and Development Authority of India (IRDA) 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 e-Procurement 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 Insurance Regulatory and Development Authority of India (IRDA) (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.

15 We, the partners of the Consortium whose Signatures are appended below, shall be liable jointly and severally for the execution of the Contract(s), in the event of Award, in accordance with the terms of Contract(s). The Lead Partner for this Bid - M/s .................................................................................... on behalf of the Consortium, is submitting the Bid. The Power of Attorney in favour of M/s .......................................................................................is enclosed.

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)

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

FILL ONLY IN LIGHT BLUE COLOURED CELLS.

Bidder's Name & Address alongwith GSTIN no. : To,

The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

We declare that in terms of Clause No. 11 of ITT, 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 (Excluding GST) & Duties).

Total Lumpsum Price : ( In Figures) Note: Fill as "YES" against this column in case Prices are indicated in the Item-Wise Bid Financial Offer in figures

Place Designation

Name of the Company

Karnataka Power Transmission Corporation Limited

SCHEDULE - 2 (1 of 2)-SUMMARY OF PRICE COMPONENTS

SHEET FOR TECHNO COMMERCIAL OPENING (Unpriced)

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

FILL ONLY IN LIGHT BLUE COLOURED CELLS.

Summary of Price Components

Bidder's Name & Address alongwith GSTIN no. : To,

The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

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)

A Material / Equipment Price (including Packing & Forwarding charges) in the Scope of the Contractor

i) Ex-works including all taxes & duties [As per schedules -

ii) Freight and Insurance Charges (Not Applicable) [As per schedules - 3A(i) for Station & 3B(i) for Line]

iii) Total FOR site price (i+ii)

B Mandatory spares price (including packing & forwarding charges)

i) Ex-works including all taxes & duties

ii) Freight and Insurance Charges(Not Applicable) (As per schedule -4)

iii)Total FOR site price (i + ii)

C Supply portion total FORD price [A+B]

D Erection portion:

i) Total charges for Erection, Testing & Commissioning of all Supply items [as per schedules-

ii) Total charges for entire civil works [ as per Schedules-

iii) Total civil works, erection, Testing and commisioning charges (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(Excluding GST), DUTIES & OTHER LEVIES

SHEET FOR TECHNO COMMERCIAL OPENING (Unpriced)

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Fill IN LIGHT BLUE COLOURED CELLS.

Bidder's Name & Address alongwith GSTIN no. : To,

The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

Estimates of Indian Taxes (Excluding GST), Duties and Levies included in the Total Bid Price are as follows:

SL. No. Description of Applicable Tax (Excluding GST) / Duty / Levy

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 (Excluding GST) along with the details in the "Rate" Column.

Place Designation

Name of the Company

Karnataka Power Transmission Corporation Limited

SCHEDULE - 2A : SCHEDULE OF DISCOUNT

SHEET FOR TECHNOCOMMERCIAL OPENING (UN - PRICED)

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

FILL ONLY IN LIGHT BLUE COLOURED CELLS.

Bidder's Name & Address alongwith GSTIN no. : To,

The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

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

Percentage of discount Amount (in Rs.) (Fill in as 'YES' in case Prices are indicated in the Item-Wise Bid Financial Offer) Remarks

I Supply Schedules a) Ex-works prices

b) Freight & Insurance (Not Applicable)

II Erection Schedules

III Civil Works Schedules

Place Designation

Name of the Company

Karnataka Power Transmission Corporation Limited

SCHEDULE- 2 B - STATEMENT OF COMMERCIAL TERMS AND CONDITIONS

SHEET FOR TECHNOCOMMERCIAL OPENING

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

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 General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

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) for Rs.30.30Lakhs as follows 1) Up to Rs.1.00 Lakh 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.01Lakh by Bank Guarantee/Insurance Surety Bond (ISB)

4 Validity of the Bid.

5 Qualifying Requirements.

6 Financial capability

8 Taxes & Duties.

9 Completion Schedule

10 Defects Liability Period/Guarantee

11 Payment Terms

Place Designation

Name of the Company

Karnataka Power Transmission Corporation Limited

SCHEDULE - 3A(i) - Price Breakup for - Supply portion

SHEET FOR TECHNO COMMERCIAL OPENING (Unpriced)

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Bidder's Name & Address alongwith GSTIN no. :

The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

BIDDERS SHALL FILL ONLY IN THE LIGHT BLUE COLOURED CELLS.

Supply portion :

SUPPLY PORTION: Unit Work-A: Augmentation of existing 2*20MVA by 2*31.5MVA @66/11kV Bannerghatta TOTAL Indicate whether "Own manufactured Iem" or "Bought Out Item" Indicate country of Origin

Sl No. Name of the Equipment/Materials

SS1 Power Transformers: 31.5 MVA, 66/11 kV Transformer :3 Ph, 50 Hz, Core type, 2 winding Delta/Star,Vector Group: DYn11, OLTC, ONAN/ONAF with Fan control cubicle, RTCC Panel, Numerical RTCC panel with fibre optic temperature sensor, first filling of oil and 10% spare oil in non-returnable drums, etc., complete with Terminal connector suitable for single Drake/Moose ACSR on primary side of Transformer and 2 nos. of 50x10 mm copper flat for each phase on 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 75mmx6mm copper flats from neutral terminal to earthmat through NCT alongwith necessary support pin insulator as per technical specification.(45 MT) Note: 1. Terminal connectors suitable for Drake ACSR/Al.Tube on primary side of transformer and copper flat on 11kV and connectors for Neutral suitable for 2 Nos. of Copper Flats as per technical specification. 2.Copper Flats required for Power Transformers shall be supplied along with the Transformers as per Technical Specifications. No 2.00 2.00

SS2 Nitrogen Injection fire extinguishing system-supply, erection & commissioning works(including civil works),soak pit etc., as per the recommendation of the supplier of the fire lighting system for Power Transformer below 100MVA & technical specification for 31.5MVA Power Transformers Set 2.00 2.00

SS3 CURRENT TRANSFORMER : Current transformers including marshalling boxes, Single phase, oil filled outdoor type with rigid bimetallic terminal connectors suitable for/Moose/Twin Moose ACSR/ Drake ACSR conductor / 50mm Al. pipe as per technical specifications. vii) 66 kV class, 31.5 KA, CT of ratio 400-200/ 1-1-1A for 66kV Transformers Core - 1 : Vk-1600 V , Rct 4 ohm at 200/1A, Accuracy class PS-Dist/Dif Core- 2 : 10 VA, Accuracy class 0.2s- Metering Core - 3 : 30 VA, Accuracy class 5P20-Back up No 6.00 6.00

SS4 11kV class, 25 KA, NCT of ratio 2000-1200/1-1-1A for REFR protection(of similar rating and ratio as that of Incomer of 11kV switchgear) with terminal connector suitable for 2 Nos of Copper flats as per technical specification.- NOTE:1. For details refer Annexure-IIB. Technical Paramaters of current Transformers for type and rating attached at the end of this schedule. 2) All the Current transformers in each KV class shall be of One and the same make for interchangeability and reliability of performance. 3) The make and characteristics of 11kV NCT should be the same as that of the incomer CT of 11kV Switchgear 4) The Terminal connectors for 11kV NCT shall be suitable for 2 nos. of Copper flat as per technical specification. No 1.00 1.00

SS5 Bus bar formation: A) Drake ACSR m 10.00 10.00

SS6 1.1kV class PVC insulated copper control cables of following sizes with Lugs/Ferrules/Gland as per technical specifications: a) 19 Core 2.5 Sq.mm. m 100.00 100.00

SS7 xii) Copper PVC Instrumentation Cable, Armoured(Screened twisted pair Cable) 8Px0.5Sq.mm m 100.00 100.00

SS8 11kV ,XLPE Insulated U.G. Cable as per technical specification-Single core 1000 sq.mm Aluminium cable(2 runs of of 1Cx1000sq.mm U.G cable from 66/11kV Transformer LV to 11 kV SWG) Mtr 110.00 110.00

SS9 11kV U.G. Cable with the required cable terminations at both ends: Heat shrinkable type Cable termination kits suitable for 1 x 1000 Sq.mm XLPE cable (Indoor type ) no 2.00 2.00

SS10 Heat shrinkable type Cable termination kits suitable for 1 x 1000 Sq.mm XLPE cable (Out door type) no 2.00 2.00

NOTE 1. Any clarifications / hard copy of drawings can be obtained from the office of the Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

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. Copper Flat and GI Flat required for Power Transformers (if supply is in Bidder's scope) shall be supplied alongwith the Transformers and no extra cost is payable on this account.

5. The Bidder shall take necessary action to ensure that all the materials supplied shall be properly housed to ensure satisfactory commissioning.

6. The bidder shall quote same rates for common materials in Percentage Rate Financial Bid Offer.

7. Released materials shall be transported to the nearest Major Works Store of KPTCL without any additional cost as per the directions of the Engineer in charge of the work.

8. The Bidder shall clearly indicate whether the materials/equipments are “Own manufactured” or “Bought out item”.

Place Designation

Name of Company

Karnataka Power Transmission Corporation Limited

SCHEDULE - 3A(i) - Price Breakup for - Supply portion

SHEET FOR TECHNO COMMERCIAL OPENING (Unpriced)

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Bidder's Name & Address alongwith GSTIN no. :

The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

BIDDERS SHALL FILL ONLY IN THE LIGHT BLUE COLOURED CELLS.

Supply portion :

SUPPLY PORTION: Unit Work-B : Providing additional 1*31.5MVA @ 66/11kV Jigani Work-C: Augmentation of 2*20MVA by 2*31.5MVA @66/11kV Chokkasandra TOTAL Indicate whether "Own manufactured Iem" or "Bought Out Item" Indicate country of Origin

Sl No. Name of the Equipment/Materials

SS1 Power Transformers: 31.5 MVA, 66/11 kV Transformer :3 Ph, 50 Hz, Core type, 2 winding Delta/Star,Vector Group: DYn11, OLTC, ONAN/ONAF with Fan control cubicle, RTCC Panel, Numerical RTCC panel with fibre optic temperature sensor, first filling of oil and 10% spare oil in non-returnable drums, etc., complete with Terminal connector suitable for single Drake Moose ACSR on primary side of Transformer and 2 nos. of 50x10 mm copper flat for each phase from LV side of Transformer to cable at 11kV cable terminating structure with suitable support insulator on LV side of Transformer and 2 nos. of 75mmx6mm copper flats from neutral terminal to earthmat through NCT alongwith necessary support pin insulator as per technical specification.(45 MT) Note: 1. Terminal connectors suitable for Drake ACSR/Al.Tube on primary side of transformer and copper flat on 11kV and connectors for Neutral suitable for 2 Nos. of Copper Flats as per technical specification. 2.Copper Flats required for Power Transformers shall be supplied along with the Transformers as per Technical Specifications. No 2.00 2.00 4.00

SS2 Nitrogen Injection fire extinguishing system-supply, erection & commissioning works(incluging civil works),soak pit etc., as per the recommendation of the supplier of the fire lighting system for Power Transformer below 100MVA & technical specification for 31.5MVA Power Transformers. No 2.00 2.00 4.00

SS3 CIRCUIT BREAKER : SF-6 Gas Circuit Breaker with rigid bi-metallic terminal connector suitable for 50mm/63mm Al tube with spring/semi-pneumatic/pneumatic type operating mechanism and mounting structure etc.,as per technical specification 72.5 kV, , 40 KA Class SF6 CB i)For 66/11kV Power transformer No 1.00 0.00 1.00

SS4 CURRENT TRANSFORMER : Current transformers including marshalling boxes, Single phase,oil filled outdoor type with rigid bimetallic terminal connectors suitable for/Moose/Twin Moose ACSR/ Drake ACSR conductor / 50mm Al. pipe as per technical specifications. vii)66 kV class, 31.5 KA, CT of ratio 400-200/ 1-1-1A for Transformers Core - 1 : Vk-240 V at 400A, Rct 5 ohm at 400/1A, Accuracy class PS-Dist/Dif Core- 2 : 10 VA, Accuracy class 0.2s- Metering Core - 3 : 30 VA, Accuracy class 5P20-Back up No 6.00 0.00 6.00

SS5 Current transformers including marshalling boxes, Single phase,oil filled outdoor type with rigid bimetallic terminal connectors suitable for/Moose/Twin Moose ACSR/ Drake ACSR conductor / 50mm Al. pipe as per technical specifications. vii)66 kV class, 31.5 KA, CT of ratio 800-400/ 1-1-1A for Transformers Core - 1 : Vk-240 V at 400A, Rct 5 ohm at 400/1A, Accuracy class PS-Dist/Dif Core- 2 : 10 VA, Accuracy class 0.2s- Metering Core - 3 : 30 VA, Accuracy class 5P20-Back up No 3.00 0.00 3.00

SS6 11kV class, 25 KA, NCT of ratio 2000-1200/1-1-1A for REFR protection(of similar rating and ratio as that of Incomer of 11kV switchgear) with terminal connector suitable for 2 Nos of Copper flats as per technical specification. NOTE:1. For details refer Annexure-IIB. Technical Paramaters of current Transformers for type and rating attached at the end of this schedule. 2) All the Current transformers in each KV class shall be of One and the same make for interchangeability and reliability of performance. 3) The characteristics of 11kV NCT should be the same as that of the incomer CT of 11kV Switchgear 4) The Terminal connectors for 11kV NCT shall be suitable for 2 nos. of Copper flat as per technical specification. No 2.00 2.00 4.00

SS7 Lighting Arrestors:- SURGE ARRESTOR (Porcelain Housing) metal oxide, Gapless type, as per Technical Specification: i) 60 kV, 10KA Metal Oxide with surge counter Arrestor class : Discharge Class 3 (Station Medium Duty (SM)- for Transformer and UG cable No 6.00 0.00 6.00

SS8 I.Control and Relay Panel: Simplex type control and relay panels complete as per specifications.: i) For Power Transformer 66/11kV-Type 6T Note: 1. All the C&R Panels and associated panels shall be of one and the same make for uniformity and interchangeability of Components. 2. The accuracy class of metering core of CTs and ETV meter of C&R panels shall be 0.2s accuracy class and for VT 0.2 accuracy class irrespective of what has been indicated else where in the bid document. 3. The electronic Tri-vector meter of 0.2s accuracy class with ABT & TOD features, DLMS protocol energy meter has to be provided both on HV and LV side of C&R Panel. 4.All numeriacal relays shall conform to IEC Protocol as per technical specification. 5. The proposed C&R panel shall be interfaced with existing SAS at 220kV Nagarbhavi. 6. Same make Line differential relay shall be proposed at remote and station also. No. 2.00 0.00 2.00

SS9 Capacitor bank with 0.2% Series Reactor & NCT: Design, Engineering, supply, erection, testing & commissioning of 5.8 MVAR, 12.1 kV Capacitor Bank, star connected, Double Bank with internal fuses, terminal connectors with suitable neutral CT and station class LAs, 0.2% series reactor on neutral side with mounting structures for NCT, Capacitor Bank, station class LAs, Series reactor etc,. complete as per specification(including testing and commisioning No. 2.00 0.00 2.00

SS10 11kV isolator, double break 400 A, 25 KA capacity with rigid bi-metallic terminal connector suitable for Coyote ACSR for capacitor Bank No. 2.00 0.00 2.00

SS11 Total Weight of Mounting Structures fabricated out of galvanized mild steel (excluding Bolts & nuts) as per Technical Specification t 7.557 0.00 7.557

SS12 Total Weight of supply of Bolts & nuts of Station/Mounting Structures as per Technical Specification. t 0.568 0.00 0.568

SS13 Bus bar formation: A) Drake ACSR Mtr 400.00 0.00 400.00

SS14 Coyote ACSR Mtr 80.00 0.00 80.00

SS15 Rigid Bus with taps and clamps 66kV side: B)i) Aluminium pipe conforming to 6340WP of IS - 5082 / 1969 (BS I600-Sch. 80) of following nominal diameter a) 63mm Mtr 72.00 0.00 72.00

SS17 ii)Straight taps suitable for 50mm Aluminium tube (BS-1600) of 1250mm vertical height for vertical portion & cross bus on 66KV side with rounded off end. Nos 9.00 0.00 9.00

SS18 Rigid Bus with taps and clamps Post insulator clamps suitable for 63 mm Aluminium pipe & Post insulator solid core insulator type - 66kV side a)Rigid Type stack 6.00 0.00 6.00

SS19 b) Expansion Type Nos 3.00 0.00 3.00

SS20 c) Sliding Type Nos 3.00 0.00 3.00

SS21 Post insulator clamps suitable for 50 mm Aluminium pipe & Post insulator solid core insulator type - 66kV side a)Rigid Type Nos 9.00 0.00 9.00

SS22 b)Corona bell suitable for aluminium Pipe of Size 63mm on 66kV Nos 6.00 0.00 6.00

SS23 c)Terminal Connectors suitable for 63mm Main bus to drake conductor for interconnection to 220/66kV Jigani Nos 3.00 0.00 3.00

SS24 Flexible type terminal connector suitable for 50 mm Aluminium pipe to isolator Nos 18.00 0.00 18.00

SS25 INSULATORS: A) Post insulators Cylinderical Solid core Type a)66kV Class 1 unit/stack Stack 21.00 0.00 21.00

SS26 HARDWARES : a)T Clamp suitable for Drake to Drake wedge connector type Nos. 6.00 0.00 6.00

SS27 b)T Clamp suitable for Coyote to Drake wedge connector type Nos. 6.00 0.00 6.00

SS28 c)C Type Wedge Connector suitable for Drake to Coyote(Line) Nos. 8.00 0.00 8.00

SS29 d)Drake 4 hole paddle ACSR Conductor:895A Nos. 8.00 0.00 8.00

SS30 e)Bolted type Tension Clamp Single ACSR Conductor 70/90KN 16mm Nos. 6.00 0.00 6.00

SS31 1.1kV class PVC insulated copper control cables of following sizes with Lugs/Ferrules/Gland as per technical specifications: a) 19 Core 2.5 Sq.mm. m 700.00 400.00 1100.00

SS35 11kV ,XLPE Insulated U.G. Cable as per technical specification-Single core 1000 sq.mm Aluminium cable(2 runs of of 1Cx1000sq.mm U.G cable from 66/11kV Transformer LV to 11 kV SWG) Mtr 800.00 430.00 1230.00

SS36 11kV XLPE cable,400sq.mm Aluminium cable 3 core(To be run from 11kV switchgear to take off DP Structure). Mtr 180.00 0.00 180.00

SS37 11kV U.G. Cable with the required cable terminations at both ends: Heat shrinkable type Cable termination kits suitable for 1 x 1000 Sq.mm XLPE cable (Indoor type ) no 12.00 6.00 18.00

SS38 Heat shrinkable type Cable termination kits suitable for 1 x 1000 Sq.mm XLPE cable (Out door type) Mtr 12.00 6.00 18.00

SS39 Heat shrinkable type Cable termination kits suitable for 400 sqmm 3 core (Indoor type) Mtr 2.00 0.00 2.00

SS40 Heat shrinkable type Cable termination kits suitable for400 sqmm 3 core( outdoor type) Mtr 2.00 0.00 2.00

SS41 1x1000 Sq.mm,11kV Heat shrinkable Straight through jointing kit for XLPE Cable with Copper Lugs and Alumium ferrules Nos. 0.00 0.00 0.00

SS42 Equipment's required for establishing SCADA Communication as per KPTCL Specification a) Multi Functional Transducer(MFT) No 2.00 0.00 2.00

SS43 b) Opto Coupler 8 channel, 110V Mtr 2.00 0.00 2.00

SS44 c)Current cables-Copper Core with c/s 4.0 sq.mm Multistrand 4 Core Mtr 10.00 0.00 10.00

SS45 d)Voltage cables-Copper Core with c/s 2.5 sq.mm Multistrand 4 Core Mtr 10.00 0.00 10.00

SS46 e)Signal Cables- armoured copper core with c/s 0.5sqmm mutlistrand 10 core Mtr 250.00 0.00 250.00

SS47 f) Control Cables -copper core with c/s 1.5sqmm mutlistrand 10 core Note : 1) Satellite communication required will be arranged by SLDC. 2)The detailed BOM & specification of SCADA equipment shall be obtained from SEE-SCADA Mtr 250.00 0.00 250.00

SS48 Miscellaneous Items a)Supplying and erection of street lighting lattice type structure along with GI pipe for fixing LED lamp (0.182 MT+5% B&N) 8.5 Mtr height Nos. 2.00 0.00 2.0000

SS49 b) Supply of LED street light luminaire with pressure die cast aluminium housing body for optimal thermal dissapation.Lamp compartment comprising of antiglareclear diffuser with injection moulded polycarbonate material LED streetlight 200W Nos. 12.00 0.00 12.00

SS50 c)Equipment name plates/Earthing mane olates including fixing at outdoor yard Nos. 0.00 2.00 2.00

NOTE 1. Any clarifications / hard copy of drawings can be obtained from the office of the Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

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. Copper Flat and GI Flat required for Power Transformers (if supply is in Bidder's scope) shall be supplied alongwith the Transformers and no extra cost is payable on this account.

5. The Bidder shall take necessary action to ensure that all the materials supplied shall be properly housed to ensure satisfactory commissioning.

6. The bidder shall quote same rates for common materials in Percentage Rate Financial Bid Offer.

7. Released materials shall be transported to the nearest Major Works Store of KPTCL without any additional cost as per the directions of the Engineer in charge of the work.

8. The Bidder shall clearly indicate whether the materials/equipments are “Own manufactured” or “Bought out item”.

Place Designation

Name of Company

Karnataka Power Transmission Corporation Limited

SCHEDULE - 3A(ii) - Price Breakup for - ERECTION PORTION INCLUDING TESTING & COMMISSIONING and DISMANTLING PORTION.

SHEET FOR TECHNO COMMERCIAL OPENING (Unpriced)

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Bidder's Name & Address alongwith GSTIN no. :

The Chief General Manager(Tech), Corporate Office, KPTCL, Kaveri Bhavan, BANGALORE - 560009.

BIDDERS SHALL FILL ONLY IN THE LIGHT BLUE COLOURED CELLS.

ERECTION PORTION INCLUDING TESTING & COMMISSIONING and DISMANTLING PORTION:

ERECTION PORTION INCLUDING DISMANTLING: Quantity TOTAL

Sl No. Name of the Equipment/Materials Unit Work-A: Augmentation of existing 2*20MVA by 2*31.5MVA @66/11kV Bannerghatta

SE1 POWER TRANSFORMERS: 31.5 MVA, 66/11 kV Transformer :3 Ph, 50 Hz, Core type, 2 winding Delta/Star,Vector Group: DYn11, OLTC, ONAN/ONAF with Fan control cubicle, RTCC Panel, Numerical RTCC panel with fibre optic temperature sensor, first filling of oil and 10% spare oil in non-returnable drums, etc., complete with Terminal connector suitable for single Drake/Moose ACSR on primary side of Transformer and 2 nos. of 50x10 mm copper flat for each phase on 11 kV and 2 nos. of 75mmx6mm copper flats from neutral terminal to earthmat through NCT alongwith necessary support pin insulator as per technical specification.(45 MT) Note: The Bidder has to quote for complete scope of erection of transformer including moving the transformer from the point of unloading to the point of erection, assemblying the complete transformer, filtration of oil using filter set of the bidder to achieve the required insulation vlaue as per I.E. Specifications, erection of the complete transformer(replacement of gaskets and miscellaneous itmes if any), wiring of transformer, testing & commissioning etc., complete. No 2.00 2.00

SE2 CURRENT TRANSFORMER : Current transformer Single phase, oil filled outdoor type with rigid bimetallic terminal connectors suitable for Drake ACSR conductor, as per Technical Specicification. a) 66 kV class. 31.5 KA, CT of ratio 400-200/ 1-1-lA for Transformers Core - 1: Vk-800 Vat 200A, Rct 2 ohm at 200/IA, Accuracy class PS-Dist/Dif Core- 2: 10 VA, Accuracy class 0.2s- Metering Core - 3 : 30 VA, Accuracy class 5P20-Back up No 6.00 6.00

SE3 CURRENT TRANSFORMER : Current transformer Single phase, oil filled outdoor type with rigid bimetallic terminal connectors suitable for Drake ACSR conductor, as per Technical Specicificationb) 11 KV Class, 25KA, NCT of ratio 2000-1200/1-1-1A for REFR protection NOTE: 1) For details refer APPENDIX-3 : Technical Parameters of current Transformers for type and rating in Section -Instrument Transformer Technical Specfication. 2) All the current transformer in each KV Class shall be of One and the same make for interchangeability and relability of performance. 3) The make & characteristic of 11kV NCT should be the same as that of the Incomer CT of 11kV switchgear. No 1.00 1.00

SE4 1.1kV class PVC insulated copper control cables of following sizes with Lugs/Ferrules/Gland as per technical specifications: a) 19 Core 2.5 Sq.mm. h) 8PX0.5sq mm screened cable Refer Station Supply Portion for Split up of Quantities m 200.00 200.00

SE6 llkV U.G. Cable with the required cable terminations at both ends. llkV XLPE cable, 1xl000Sq. mm. Aluminium cable from 66/ 1lKV transformers to 11kV Switchgear m 110.00 110.00

SE7 Cable Termination kits suitable for following sizes as per technical specificstions-Heat shrinkable type Cable termination kits suitable for 1 x 1000 Sq.mm XLPE cable (Indoor type ) No 2.00 2.00

SE8 Heat shrinkable type Cable termination kits suitable for 1 x 1000 Sq.mm XLPE cable (Out door type) No 2.00 2.00

SE9 EARTH MAT FORMATION: a) Supplying and grounding of equipment with 50 x 6 mm G.I. Flat and connecting equipment to the earthmat/ground pit. Each point of earthing with all formation works like bending, twisting, drilling of holes and connecting by welding (inclusive of all T&P and consumables) to the earthmat/ground pit/point of earth connection, all the materials supplied by the contractor. Rmtrs 50.00 50.00

SE10 Total weight of Mounting Structures(including releasing and re-erection) MT 0.916 0.916

SE11 1) DECOMMISSIONING Dismantling of Power Transformer 2x20 MVA 66/11 KV and releasing the parts like radiator fins, bushings and conservator tank and releasing of oil from the transformer. Work A-(47x1+42.25x1 = 89.25) No/MT 89.25 89.25

SE12 b) Moving of Transformer from the plinth to the loading point as per direction of site Engineer. Work A-(47x15+42.25x15= 89.25x15) MT/mtrs 1338.75 1338.75

SE13 Releasing of 66kV CT Set 2.00 2.00

SE14 Releasing of 11kV NCT Set 2.00 2.00

Karnataka Power Transmission Corporation Limited

SCHEDULE - 3A(ii) - Price Breakup for - ERECTION PORTION INCLUDING TESTING & COMMISSIONING and DISMANTLING PORTION.

SHEET FOR TECHNO COMMERCIAL OPENING (Unpriced)

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Bidder's Name & Address alongwith GSTIN no. :

The Chief General Manager(Tech), Corporate Office, KPTCL, Kaveri Bhavan, BANGALORE - 560009.

BIDDERS SHALL FILL ONLY IN THE LIGHT BLUE COLOURED CELLS.

ERECTION PORTION INCLUDING TESTING & COMMISSIONING and DISMANTLING PORTION:

ERECTION PORTION INCLUDING DISMANTLING: Quantity TOTAL

Sl No. Name of the Equipment/Materials Unit Work-B : Providing additional 1*31.5MVA @ 66/11kV Jigani Work-C: Augmentation of 2*20MVA by 2*31.5MVA @66/11kV Chokkasandra

SE1 POWER TRANSFORMERS: 31.5 MVA, 66/11 kV Transformer :3 Ph, 50 Hz, Core type, 2 winding Delta/Star,Vector Group: DYn11, OLTC, ONAN/ONAF with Fan control cubicle, RTCC Panel, Numerical RTCC panel with fibre optic temperature sensor, first filling of oil and 10% spare oil in non-returnable drums, etc., complete with Terminal connector suitable for single Drake Moose ACSR on primary side of Transformer and 2 nos. of 50x10 mm copper flat for each phase from LV side of Transformer to cable at 11kV cable terminating structure with suitable support insulator on LV side of Transformer and 2 nos. of 75mmx6mm copper flats from neutral terminal to earthmat through NCT alongwith necessary support pin insulator as per technical specification.(45 MT) Note: The Bidder has to quote for complete scope of erection of transformer including moving the transformer from the point of unloading to the point of erection, assemblying the complete transformer, filtration of oil using filter set of the bidder to achieve the required insulation vlaue as per I.E. Specifications, erection of the complete transformer(replacement of gaskets and miscellaneous itmes if any), wiring of transformer, testing & commissioning etc., complete. No 2.00 2.00 4.00

SE2 CIRCUIT BREAKER:SF-6 Gas Circuit Breaker with rigid bi-metallic terminal connector suitable for 50mm/63mm Al tube with spring/semi-pneumatic/pneumatic type operating mechanism and mounting structure etc.,as per technical specification 72.5 kV, , 40 KA Class SF6 CB i)For 66/11kV Power transformer No 1.00 0.00 1.00

SE3 CURRENT TRANSFORMER : Current transformer Single phase, oil filled outdoor type with rigid bimetallic terminal connectors suitable for Drake ACSR conductor, as per Technical Specicification. a) 66 kV class. 31.5 KA, CT of ratio 400-200/ 1-1-lA for Transformers Core - 1: Vk-800 Vat 200A, Rct 2 ohm at 200/IA, Accuracy class PS-Dist/Dif Core- 2: 10 VA, Accuracy class 0.2s- Metering Core - 3 : 30 VA, Accuracy class 5P20-Back up No 6.00 0.00 6.00

SE5 Current transformer Single phase, oil filled outdoor type with rigid bimetallic terminal connectors suitable for Drake ACSR conductor, as per Technical Specicification. a) 66 kV class. 31.5 KA, CT of ratio 800-400/ 1-1-lA for Transformers Core - 1: Vk-800 Vat 200A, Rct 2 ohm at 200/IA, Accuracy class PS-Dist/Dif Core- 2: 10 VA, Accuracy class 0.2s- Metering Core - 3 : 30 VA, Accuracy class 5P20-Back up No 3.00 0.00 3.00

SE6 CURRENT TRANSFORMER : Current transformer Single phase, oil filled outdoor type with rigid bimetallic terminal connectors suitable for Drake ACSR conductor, as per Technical Specicificationb) 11 KV Class, 25KA, NCT of ratio 2000-1200/1-1-1A for REFR protection NOTE: 1) For details refer APPENDIX-3 : Technical Parameters of current Transformers for type and rating in Section -Instrument Transformer Technical Specfication. 2) All the current transformer in each KV Class shall be of One and the same make for interchangeability and relability of performance. 3) The make & characteristic of 11kV NCT should be the same as that of the Incomer CT of 11kV switchgear. No 2.00 2.00 4.00

SE7 Lightening Arrestors Surge Arrestors (Procelain housing) Metal oxide, Gap less type with rigid bimetallic connectors suitable for Drake ACSR conductor. 60kV, 10kA, SM Type for overhead Lines & for Transformer No 6.00 0.00 6.00

SE8 Control & Relay Panel complete:-Control & Protection Panels Simplex 110kV DC compatible to SCADA complete as per technical specifications For 66/11 kV Transformer Note: 1. All the C&R panels and the associated panels shall be of one and the same make for uniformity and interchangability of components. 2. The accuracy class of metering core of CTs & VTs & ETV meter of C&R panels shall be 0.2s accuracy class irrespective of what has been indicated elsewhere in the bidding document. 3. The Electronic Trivector meter of 0.2s accuracy class with ABT & TOD features, DLMS protocol energy meter has to be provided. No 2.00 0.00 2.00

SE9 Capacitor bank with 0.2% Series Reactor & NCT: Design, Engineering, supply, erection, testing & commissioning of 5.8 MVAR, 12.1 kV Capacitor Bank, star connected, Double Bank with internal fuses, terminal connectors with suitable neutral CT and station class LAs, 0.2% series reactor on neutral side with mounting structures for NCT, Capacitor Bank, station class LAs, Series reactor etc,. complete as per specification(including testing and commisioning Set 2.00 0.00 2.00

SE10 11kV isolator, double break 400 A, 25 KA capacity with rigid bi-metallic terminal connector suitable for Coyote ACSR for capacitor Bank Nos. 2.00 0.00 2.00

SE22 Total Weight of Mounting Structures fabricated out of galvanized mild steel (including Bolts & nuts) as per Technical Specification t 8.125 0.00 8.13

SE23 Bus bar formation: Formatin of Main/Cross Bus with single Drake Bay 2.00 0.00 2.00

SE24 Rigid Bus with taps and clamps 66kV side: B)i) Aluminium pipe conforming to 6340WP of IS - 5082 / 1969 (BS I600-Sch. 80) of following nominal diameter a) 63mm Mtr 72.00 0.00 72.00

SE26 INSULATORS : a) Post insulator:- Cylinderical Solid core Insulator 66 kV, 1 Unit/stack stack 21.00 0.00 21.00

SE27 1.1kV class PVC insulated copper control cables of following sizes with Lugs/Ferrules/Gland as per technical specifications: a) 19 Core 2.5 Sq.mm. b) 4 Core 6 Sq.mm. c) 4 Core 2.5 Sq.mm. d) 4 Core 4 Sq.mm. e) 2 Core 6.0 Sq.mm. f) 2 Core 2.5 Sq.mm. g) 2PX0.5sq mm screened cable h) 8PX0.5sq mm screened cable Refer Station Supply Portion for Split up of Quantities m 2100.00 400.00 2500.00

SE28 Equipment's required for establishing SCADA Communication as per KPTCL Specification a) Multi Functional Transducer(MFT) No 2.00 0.00 2.00

SE29 b) Opto Coupler 8 channel, 110V No 2.00 0.00 2.00

SE30 c)Current cables-Copper Core with c/s 4.0 sq.mm Multistrand 4 Core Mtrs 10.00 0.00 10.00

SE31 d)Voltage cables-Copper Core with c/s 2.5 sq.mm Multistrand 4 Core Mtrs 10.00 0.00 10.00

SE32 e)Signal Cables- armoured copper core with c/s 0.5sqmm mutlistrand 10 core Mtrs 250.00 0.00 250.00

SE33 f) Control Cables -copper core with c/s 1.5sqmm mutlistrand 10 core Note : 1) Satellite communication required will be arranged by SLDC. 2)The detailed BOM & specification of SCADA equipment shall be obtained from SEE-SCADA Mtrs 250.00 0.00 250.00

SE34 11kV Switchgear-11 kV, 25kA, 500MVA, Metal clad VCB switchgear (1600 A for incomer & 1250 A for feeders) outdoor type, each comprising of 2I/C+2CB+1BC (remote announciation cum control panel )with CTs & PTs etc., complete as per technical specification. Note: 1.Simplex type annunciator panel shall be provided for switchgear (consisting of incomer, feeders and bus coupler 2. For Capacitor Bank: The Capaciotr bank panel shall be same as that of the 11kV bank. i.e., incomer panel in all respect. In addition to relays provided in the I/C, the following adddition relays to be provided. i. Circulating current relay with timer ii. Under voltage relay iii. Timer relay 3.Bus Coupler between existing and proposed switchgear shall be with cable termination arrangement. Note : The Switchgear will be supplied by KPTCL and the Bidder has to quote for complete scope of erection of Switchgear including moving the Switchgear from the point of unloading to the point of erection, erection of the complete Switchgear, wiring of Switchgear, testing & commissioning etc., complete Set (KPTCL Supply) 1.00 1.00 2.00

SE35 Adaptor Panel 3000A No (KPTCL Supply) 2.00 0.00 2.00

SE36 Annunciator Panel for the foloowing Combinations 2I/c+13F+1BC+1CB No (KPTCL Supply) 2.00 0.00 2.00

SE38 llkV U.G. Cable with the required cable terminations at both ends. llkV XLPE cable, 1xl000Sq. mm. Aluminium cable from 66/ 1lKV transformers to 11kV Switchgear m 800.00 430.00 1230.00

SE39 11kV XLPE cable,400sq.mm Aluminium cable 3 core to be run from 11kV switchgear to 11kV takeoff DP structure m 180.00 0.00 180.00

SE40 Cable Terminations suitable for following sizes as per technical specification Heat shrinkable type Cable termination kits suitable for 1 x 1000 Sq.mm XLPE cable (Indoor type ) No 12.00 6.00 18.00

SE41 Heat shrinkable type Cable termination kits suitable for 1 x 1000 Sq.mm XLPE cable (Out door type) No 12.00 6.00 18.00

SE42 Heat shrinkable type Cable termination kits suitable for 3C x400 Sq.mm XLPE cable (Indoor type) No 2.00 0.00 2.00

SE43 Heat shrinkable type Cable termination kits suitable for 3 Cx 400 Sq.mm XLPE cable (Out door type) No 2.00 0.00 2.00

SE44 EARTH MAT FORMATION: a) Supplying, laying and weilding of M.S Flats 50x6mm to be treated with sodium bentonite clay applying ACB paint to welded portion and covering with earth. Rmtrs 1063.00 0.00 1063.00

SE45 a) Grounding of equipment with 50 x 6 mm G.I. Flat and connecting equipment to the earthmat/ground pit. Each point of earthing with all formation works like bending, twisting, drilling of holes and connecting by welding (inclusive of all T&P and consumables) to the earthmat/ground pit/point of earth connection, all the materials supplied by the contractor. Rmtrs 350.00 15.00 365.00

SE46 Supplying and providing 25mm dia M.S Rod 1.05 m long earthmat spikes including heating,bending top 50 mm overlap flatening and making spike edge at the ground level and welding the rod with ground mat flat with necessary earth workl. nos. 41.00 0.00 41.00

SE47 b) Grounding of equipments by providing C.I. Pipe of 100mm ID 13mm thick 2.75 mtr. long with 2 part clamp out of GI Flat 75x12mm continuously welded around the pipe using cast iron welding electrodes & to be treated with sodium bentonite clay as per drawing including the cost of excavation,providing and laying homogenous mixture of charcoal lumps,salt and sand all around the pipe as per specificatiom and supplying and fixing of RCC collar of size 450mm dia,450mm height and 50mm thick. (all materials supplied by contractor) No 4.00 2.00 6.00

SE48 c) Supplying and fixing 450mm dia x 450mm height 1.5" to 2" Hume pipe collars for earth pits. No. 4.00 2.00 6.00

SE49 STATION & YARD LIGHTINGOUTDOOR)(To be designed, assesed and quoted by the bidder) Supplying and erection of street lighting lattice type structure along with GI pipe for fixing LED lamp (0.182 MT+5% B&N) 8.5 Mtr height No. 02/0.3822 0.00 0.3822

SE50 1) DECOMMISSIONING (SR MW P:116, b) a i) Dismantling of Power Transformer 2x20 MVA 66/11 KV and releasing the parts like radiator fins, bushings and conservator tank and releasing of oil from the transformer. Work B-(32x1+36x1 = 68) Work C-(31x2=62) t 68.00 62.00 130.00

SE51 b) Moving of Transformer from the plinth to the loading point as per direction of site Engineer. Work A-(32x50+36x50 = 3400) Work C-(31x50+31x50=85.50) per t/m 3400.00 3100.00 6500.00

SE52 Releasing of RTCC panel of 1x20MVA Power Transformer no 2.00 0.00 2.00

SE53 Releasing of C&R panel of 1x20MVA Power Transformer no 2.00 0.00 2.00

SE54 Releasing of 11kV Switch gears no 5.00 3.00 8.00

SE55 Releasing of 66 kV Breaker no 2.00 0.00 2.00

SE56 Releasing of 66KV LA Nos. 9.00 0.00 9.00

SE57 Releasing of 66KV GOS Nos. 2.00 0.00 2.00

SE58 Releasing of 66kV CT of ratio 600-300/1-1-1A set 2.00 0.00 2.00

SE59 Dismantling of Main Bus- Drake Bay 2.00 0.00 2.00

SE60 Dismantling of Cross Bus-Coyote Bay 2.00 0.00 2.00

SE61 Releasing of Mounting Structures MT 5.417 0.00 5.417

SE62 2) Releasing and re-erection of Equipments: 66kV Voltage Transformer nos. 3.00 0.00 3.00

Karnataka Power Transmission Corporation Limited

SCHEDULE - 3C(i) - Price Breakup for - Station Civil Portion.

SHEET FOR TECHNO COMMERCIAL OPENING (Unpriced)

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Bidder's Name & Address alongwith GSTIN no. :

The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009.

BIDDERS SHALL FILL ONLY IN THE LIGHT BLUE COLOURED CELLS.

Sl No. Name of the Equipment/Materials Unit Work-A: Augmentation of 2*20MVA by 2*31.5MVA @66/11kV Bannerghatta Work-B: Augmentation of 2*20MVA by 2*31.5MVA @66/11kV Jigani Old Work-C: Augmentation of 2*20MVA by 2*31.5MVA @66/11kV Chokkasandra

Sl. No. Specifications Unit Work A Work B Work C Total Qty

B1 Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, wood work, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead.By Manual Means Lime Concrete, cement concrete grade M-10 and below cum 0.00 5.00 0.00 5.00

B2 Demolishing stone rubble masonry manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material to the appropriate disposal area as per direction of Engineer in-charge. in cement mortar. cum 0.00 2.00 0.00 2.00

B3 Earth work excavation by manual means for drains, canals, waste weir, draft, approach channels, key trenches, foundation of Buildings & bridges and such similar works in all kinds of soils, as per drawing and technical specifications, including setting out, shoring, strutting, barricading, caution lights, removal of stumps and other deleterious matter, excavated surface levelled and sides neatly dressed disposing off the excavated stuff or sorting & stacking the selected stuff for reuse in a radius of 50 m and lift up to 1.5 m including cost of labour, tools & other appurtenances required to complete the work. In all kinds of soils Depth up to 1.5 m. cum 0.00 691.00 80.00 771.00

B4 Providing and Filling in foundation with granite / trap broken metal 100mm and down size with approved M-Sand including hand packing, ramming, watering including cost of all materials and labour with all lead and lift complete as per specifications. cum 0.00 22.00 0.00 22.00

B5 Providing and laying in position 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 machinery, 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 cum 0.00 32.00 8.00 40.00

B6 Providing Size Stone masonry with hard stone in foundation & plinth with Cement mortar 1:6 (1 cement : 6 coarse sand) cum 0.00 11.00 0.00 11.00

B7 Steel Fabrication: 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 All other type of structures kg 0.00 2450.00 2500.00 4950.00

B8 Providing and laying in position Cement Concrete for all Sub structures of building, Irrigation works, Sub structure works of bridges, Drain works & other parallel works from 0.50m to 3.50 m height. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes machine mixed with super plasticisers, laid in layers, well compacted using needle vibrators, providing weep holes wherever necessary, including all lead & lifts, cost of all materials of quality, confirming to the requirements of relevant IS codes, labour, Usage charges of machinery, curing and all other appurtenances required to complete the work as per technical specifications.M25 Design Mix Using 20 mm nominal size graded crushed coarse aggregates - (8% considered for Form work) cum 0.00 24.00 0.00 24.00

B9 Providing and laying in position Cement Concrete for all Sub structures of building, Irrigation works, Sub structure works of bridges, Drain works & other parallel works from 0.50m to 3.50 m height. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes machine mixed with super plasticisers, laid in layers, well compacted using needle vibrators, providing weep holes wherever necessary, including all lead & lifts, cost of all materials of quality, confirming to the requirements of relevant IS codes, labour, Usage charges of machinery, curing and all other appurtenances required to complete the work as per technical specifications. M25 Design Mix Using 20 mm nominal size graded crushed coarse aggregates. (70% considered for Form work) cum 0.00 37.00 0.00 37.00

B10 Providing and laying in Cement Concrete for all Basement & surface level works, return walls, retaining walls, sunken floors etc. The granite/trap/ basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes machine mixed with super plasticisers, laid in layers, well compacted using needle vibrators, providing weep holes wherever necessary, including all lead & lifts, cost of all materials of quality, labour, Usage charges of machinery, curing, form work, centering & scaffolding and all other appurtenances required to complete the work as per technical specifications. M25 Design Mix Using 20 mm nominal size graded crushed coarse aggregates - (50% considered for Form work) cum 0.00 1.25 0.00 1.25

B11 Providing 20 mm cement plaster of mix :1:4 (1 cement: 4 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 directions of Engineer-in-charge sqm 0.00 250.00 0.00 250.00

B12 Providing and fixing Structural Steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete including cost of materials, labour, usage charges of machinery complete as per specifications and as per directions of the Engineer-in-Charge. kg 0.00 1024.00 1000.00 2024.00

B13 Providing Flush/ Ruled pointing: Pointing on stone work with cement mortar 1:3 (1 cement : 3 fine sand) after raking joints to depth nicely lining, including cost of materials, labour, curing as per specifications and as per directions of Engineer-in-charge. sqm 0.00 16.00 0.00 16.00

B14 Providing and laying to required line and slope roofing with corrugated asbestos cement sheet 6mm. thick fixed with galvanised iron J or L hooks, bolts and nuts 8mm. dia c.I.plain and bitumen washers over the existing purlins, rafters and trusses including cost of materials, labour, complete as per specifications. Sqm 0.00 33.00 0.00 33.00

B15 Providing and installing at site of work P.V.C. pipes including cost of pipes and specials and labour, including lowering into trenches, laying true to line, level and perfect linking at joints leak proof including jointing of approved type with all labour charges and all lift charges, handling charges including encasing the pipe around to a depth not less than 15 cms with gravel or selected earth available from the excavation etc. complete. 110mm(weight of pipe -1.315kg). m 0.00 29.00 0.00 29.00

B16 Providing and installing at site of work P.V.C. pipes including cost of pipes and specials and labour, including lowering into trenches, laying true to line, level and perfect linking at joints leak proof including jointing of approved type with all labour charges and all lift charges, handling charges including encasing the pipe around to a depth not less than 15 cms with gravel or selected earth available from the excavation etc. complete. 200mm(weight of pipe -6.233 kg). m 0.00 24.00 0.00 24.00

B17 RCC Pipe NP 4 heavy duty non presure pipe 300 mm dia. m 0.00 4.00 0.00 4.00

B18 Releasing and and refixing of existing earth pit Including cost of labour, materials, HOM of machinary, if as and when required ect., complete as per the directions of Engineer in charge of the work. (MR) Job 0.00 1.00 0.00 1.00

B19 Providing and fixing SFRC frame and cover conforming to IS 12592 (part-I)-1988 and IS 12592 (part-II)- 1991 with latest amendment, including cutting slabs to the required size for the opening and fixing the cover in C.C. 1:2:4 and C.M. 1:3 plastering 20 mm thick to all exposed faces, curing for 10 days with all lead and lift with ppurtenances. complete. Medium Duty Set 0.00 1.00 0.00 1.00

B20 Providing and constructing load bearing wall with Solid Concrete blocks of size 400x200x200mm having block density more than 1800kg/m3 and minimum compressive strength of 4.00 N/mm2 conforming to IS 2185 (Part - I) - 2005 and constructed with CM 1:4 as per IS 2572:2005 including cost of all materials, labour, scaffolding and curing, usage charges of machinery etc complete as per specifications sqm 0.00 57.00 0.00 57.00

B21 Providing Brick work with common burnt clay Non Modular bricks of class designation 3.5 in superstructure above plinth level in all shapes and sizes in Cement mortar 1:6 (1 cement : 6 coarse sand) including cost of all materials, labour, scaffolding and usage charges of machinery & other incidental charges complete as per the direction of engineer incharge of work. cum 0.00 2.50 0.00 2.50

B22 Microlevelling of ODY with approved borrowed material gravel/murrum with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement Table 300- 2 complete as per specifications. (Including cost of gravel / murrum, watering charges & compaction by vibratory roller to 95% of proctors density) (MR) cum 0.00 244.00 0.00 244.00

B23 Supplying and Spraying meera-72 chemical by creating continuous chemical barrier under and around the excavated area, under and around jelly spreading area including cost of chemical, labour, HOM of equipments, complete as per the directions of Engineer-in-charge of work. (MR) sqm 0.00 2977.00 0.00 2977.00

B24 Spreading of Stone Dust : Supplying and providing stone dust in the station yard or wherever required including watering, ramming, consolidating and dressing. The rate includes the cost of material, labour charges, required tools and plants etc., complete. Work shall be carried out as per the instructions of Engineer-in-charge of works as per the standard procedure. cum 0.00 149.00 0.00 149.00

B25 Removing, relaying and spreading to 100mm thick with collecting, sakeing, breaking to 20/25mm jelly with available 40mm and above size jelly at the station yard with all lead and lifts and labour charges, after ppreparing of the soil surface by compacting to required slope and grade to the complete area as per the directions of Engineer-in-charge of work, the jelly required for spreading shall be water washed, free from all type of organic materials. The 20/25mm nominal size shall pass through IS sieve designations 40mm and nothing through 16mm IS sieve. (DR) cum 0.00 60.00 0.00 60.00

B26 Jelly Spreading (20-25 mm) : Supplying and providing jelly in the station yard of uniform thickness of 100 mm including the cost of materials, labour charges, required tools and plants etc., complete. Work shall be carried out as per the instructions of Engineer in-charge of works as per the standard procedure. cum 0.00 240.00 0.00 240.00

B27 Dismantling old plaster or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground to the appropriate disposal area as per direction of Engineer-in-charge sqm 0.00 1.50 0.00 1.50

B28 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. cum 0.00 107.10 32.00 139.10

B29 Removal of Unserviceable Soil with Disposal upto a suitable distance as directed by the Engineer incharge of work. cum 0.00 602.00 0.00 602.00

B30 Arranging net &bolt, Baseplate and other items to complition of yard light footing structure as per directions of engineering incharge. (MR) Job 0.00 1.00 0.00 1.00

B31 Painting with synthetic enamel paint of approved brand and manufacture to give an even shade :Two coats on new work after thoroughly brooming the surface to remove all dirt, dust, mortar drops and foreign matter including preparing the surface even and sand paper smooth, cost of materials, labour complete as per specifications and as per directions of Engineer-in-charge. sqm 0.00 229.00 0.00 229.00

B32 Finishing walls with 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives, New work (Two coats applied @ 1.43 litre/ 10 m². Over and including priming coat of exterior primer applied @ 0.90 litre/10 m² with paint of approved quality to give an even shade, after thoroughly brooming the surface to remove all dirt, dust, mortar drops and foreign matter including preparing the surface even and sand paper smooth, cost of materials, labour complete as per specifications and as per directions of Engineer-in-charge. Sqm 0.00 28.00 0.00 28.00

B33 Labour charges for welder. each 0.00 5.00 0.00 5.00

B34 Labour charges for Helper to fitter each 0.00 5.00 0.00 5.00

B35 Charges for lifting, holding in position for making sufficient space to carry out the work. Including cost of labour, materials, HOM of machinary, saffolding if as and when required ect., complete as per the directions of Engineer in charge of the work. (MR) Job 0.00 1.00 0.00 1.00

B36 Open Conduit System: Supplying heavy gauge PVC conduit pipe 20mm dia 2 mm thick confirming to IS 2509 with suitable size bends, junction boxes, adhesive paste etc , and fixing using inverted wood plugs in case of RCC ceiling and RCC wall/ stone structure or rawl plugs in case of brick walls and cement plastering thedamaged portion using heavy gauge saddles at an interval of 700mm using NF screws. m 0.00 10.00 0.00 10.00

B37 Wiring for lighting/power circuit using one of FRLS PVC insulated 1100V grade, multistrand copper wire with low conductor resistance single core in open or concealed system of wiring with specified IS 694:201 1.5 sqmm m 0.00 15.00 0.00 15.00

B38 Wiring for lighting/power circuit using one of FRLS PVC insulated 1100V grade, multistrand copper wire with low conductor resistance single core in open or concealed system of wiring with specified IS 694:201 2.5 sqmm m 0.00 30.00 0.00 30.00

B39 Supplying and fixing of modular switch & connected accessorieson existing modular switch plate as per IS 3854 and IS 1293. 32A DP Switch each 0.00 2.00 0.00 2.00

B40 Supplying and fixing superior quality modular switch mounting polycarbonate plate with necessary supporting back plate with required nos. of machine screws, bolts nuts etc., complete on the existing metal/PVC box 8 Module each 0.00 1.00 0.00 1.00

B41 Supplying of feet -PVC Batten with integrated LED tube LED light fitting 1 x 2ft - 20/22 W with high quality diffuser with Life of 25000 burning hours & 70% lumen maintenance with CRI greater than 80. Power Input: 220-240V@ 50/60Hz & Power factor greater than 0.9 along with CE approved. 2 years Warranty against any manufacturing defect working under standard electrical condition each 0.00 4.00 0.00 4.00

B42 Fixing all types and all capacities of fluorescent /falseceiling/ spot light/CFL/LED fittings indoor on the wall/ceiling/rafters/girders using 23/0.0076" twintwisted PVC insulated wires, required Nos of round blocks and clamps. On wall/ ceiling / Rafter / Girders. each 0.00 4.00 0.00 4.00

B43 Providing and laying in position Cement Concrete for all Sub structures of building, Irrigation works, Sub structure works of bridges, Drain works & other parallel works from 0.50m to 3.50 m height. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes machine mixed with super plasticisers, laid in layers, well compacted using needle vibrators, providing weep holes wherever necessary, including all lead & lifts, cost of all materials of quality, confirming to the requirements of relevant IS codes, labour, Usage charges of machinery, curing, form work, centering & scaffolding and all other appurtenances required to complete the work as per technical specifications. M25 Design Mix Using 20mm nominal size graded crushed coarse aggregate (35% considered for Form work) cum 0.00 0.00 40.00 40.00

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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

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 General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

I/we have read each of the Clauses mentioned in INVITATION FOR TENDERS , INSTRUCTION TO TENDERERS , CONDITIONS OF CONTRACT, SPECIAL CONDITIONS OF CONTRACT and COMMERCIAL TERMS AND CONDITIONS and all the sections of Bid documents.

The following are the commercial Deviations and Variations from and exceptions to the Specifications and documents for

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

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 General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

The following are the Technical Deviations and Variations from and exceptions to the Specifications and documents for

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Bidder's Name & Address alongwith GSTIN no. : TO,

The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

NOTE: 1 ) SHALL BE UPLOADED WITHOUT PRICES

Bidder's Name & Address alongwith GSTIN no. : To,

The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

We have uploaded with our proposal the following additional information.

Sl. No. Brief Description of information Ref. and Page No.

Place Designation

KARNATAKA POWER TRANSMISSION CORPORATION LIMITED

SCHEDULE - 9 (1 of 5) : QUALIFYING REQUIREMENTS

SHEET FOR TECHNOCOMMERCIAL OPENING

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

BIDDER'S NAME AND ADDRESS:

a) * We have submitted bid as individual Bidder. (Key in Individual Bidder ) The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

b) * We have submitted bid in Consortium with the following Bidders. (Key in Consortium )

Name of Consortium Partner Scope / Participation of each Consortium / Joint Venture 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. Bidder Details Indicate Yes/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

Section 3 : 1.3 Work performed of similar nature in the last Ten years of Bidder as per Clause No: 3.2 (b) (i) of ITT of Bidder/Lead Bidder and 2.2(I) of ITT of Consortium Partner.

Project Name Name & Address of the Employer Description of Work Voltage class Number of Sub-Stations/TBs/Augmentation/Replacement works 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

Name of Consortium Partner

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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

BIDDER'S NAME AND ADDRESS: TO,

The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

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 of a Bidder

(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) Anticipated date of commissioning

Ex-Works GST Total(Ex-works+GST)

Name of the Consortium Partner

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. Lakh) Stipulated period of Completion Date when decision is expected Remarks if any

Ex-works GST Total(Ex-works+GST)

Name of the Consortium Partner

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

ii) A self-declaration is to be uploaded by the bidder of both Lead Bidder & Consortium Partner (in case of Consortium) stating that "the information with regard to assessed available tender capacity (Works on Hand) furnished are correct”.

iii. Bidders shall furnish Certificate from Chartered Accountants for split details of Ex-works values and GST of Contract values of the works in the prescribed format as at Clause No. 1.5 of Section-3: Qualification Information of both Lead Bidder & Consortium Partner (in case of Consortium).

Place Designation

Name of the Company

KARNATAKA POWER TRANSMISSION CORPORATION LIMITED

SCHEDULE - 9 (3 of 5) : QUALIFYING REQUIREMENTS

SHEET FOR TECHNOCOMMERCIAL OPENING

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

BIDDER'S NAME AND ADDRESS: TO,

The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

Following is the list of major supplied subsation 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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Bidder's Name & Address alongwith GSTIN no. : To

The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

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 Bidder Consortium Member

Mention Year Turnover excluding GST (in Rs.) GST Amount (in case GST is included in Turnover) (in Rs.) Turnover including GST (in Rs.) Mention Year Turnover excluding GST (in Rs.) GST Amount (in case GST is included in Turnover) (in Rs.) Turnover including GST (in Rs.)

Names of the constituent Firm

1 Annual turn over for the last Five years Year(1) 2020-21 2020-21

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

SCHEDULE - 9 (5 of 5) : QUALIFYING REQUIREMENTS

SHEET FOR TECHNOCOMMERCIAL OPENING

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

BIDDER'S NAME AND ADDRESS: TO,

The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

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.

Lead Bidder Consortium partner

1.1 Constitution or legal status of Tenderer [Upload copy] Attach 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 both Lead Bidder & Consortium partner (in case of Consortium) 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, telephone number & e-mail id of the Tenderers' bankers who may provide references if contacted by the Employer:

1.9 Sl.No Name, address, telephone number & e-mail id of the Tenderers' bankers

Section 3: 1.12 Information on litigations in which the Tenderer(Lead and Consortium Partner(in case of Consortium) is involved:

Other Party(ies) Employer Details of Dispute Amount involved Remarks showing Present Status

Consortium Partner

Place Designation

Name of the Company

KARNATAKA POWER TRANSMISSION CORPORATION LIMITED

SCHEDULE-10 (1 of 3) Details of Tools and Plants available

SHEET FOR TECHNOCOMMERCIAL OPENING

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

BIDDER'S NAME AND ADDRESS: To

The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

BIDDER'S NAME AND ADDRESS: To

The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

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

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

BIDDER'S NAME AND ADDRESS:

We propose the following deployment of manpower for the substation 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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Bidders Name and Address: To,

The Chief General Manager(Tech), Corporate Office, KPTCL, Kaveri Bhavan, BANGALORE - 560009

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 STATION PORTION

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

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Bidders Name and Address: To,

The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

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 Construction of Transmission Line

Commencement Completion

1 Submission of Drawings

2 Completion of detailed engineering

3 Commencement of Manufacturing

4 Completion of Manufacturing VOID

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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

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 General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

SL.No Details of Equipments Type Test Test Charges ( in Rs )

1 Power Transformers:

a) 31.5MVA, 66/11kV

2 SF6 Circuit Breakers:

3 Surge Arrestors

5 Control & Relay Panels / Relay & Protection Panels

6 L.T. A.C Panel

7 Station Battery

8 Station Battery Charger

9 1.1KV Power Cables

10 1.1kV Copper Control cables

11 11kV U.G Cable

12 Insulators a) 90KN Disc Insulator Strings

13 Equipment / Station Structures

14 Aluminium pipe and Clamps

15 Hardware Materials

16 Yard lighting equipments

17 Fire Fighting equipments

18 AC DISTRIBUTION BOX

19 DC DISTRIBUTION BOX

21 Auxiliary Transformer

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

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

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 General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Bidders Name and Address along with GSTIN No.: To,

The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

Dear Sir, i) We Declare that the ratings and performance figures of the transformer 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.

Equipment Guaranteed Losses at rated output(KW)

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

31.5MVA, 66/11kV Power Transformer

Note:(i) Refer Technical Specifications (ii)The loss quoted shall be consistent in Schedule 14 and GTPs(DRS)of Power Transformer

Place Designation

Name of the Company

Karnataka Power Transmission Corporation Limited

LIST OF VENDORS

SHEET FOR TECHNOCOMMERCIAL OPENING

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

BIDDERS NAME AND ADDRESS To, The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

Sl. No. EQUIPMENT/ MATERIAL NAME OF THE VENDOR

VENDOR 1 VENDOR 2 VENDOR 3 VENDOR 4

1 Power Transformer 31.5MVA, 66/11kV Transformer

2 SF6 Circuit Breakers: 72.5kV

3 SURGE ARRESTERS

4 Control & Relay Panels / Relay & Protection PANELS

5 Station / Equipment Support structures

6 Aluminium pipe and Clamps

7 ACSR CONDUCTOR

9 Solid Core Insulator

10 Disc Insulator Strings

11 Insulator Hardware Clamps & Power connectors

12 Auxiliary Transformer

14 1.1kV POWER CABLES

15 AC DISTRIBUTION BOX

16 DC DISTRIBUTION BOX

18 BATTERY CHARGER

19 CONTROL CABLES

20 11KV Switchgear

21 11kV UG CABLE

22 FIRE FIGHTING EQUIPMENTS

23 Illumination Equipments / Fixtures

25 Tower Accessories

26 Insulator Hard Wares

27 Conductor Accessories

28 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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

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 FORM FOR BID SECURITY/EMD (ANNEXURE-II) (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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

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 GENERAL MANAGER (TECH),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

SCHEDULE-17b FORM FOR BID SECURITY/EMD (ANNEXURE-II) (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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Ref No. 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.

NOTE: 1. (*) The amount shall be as specified in the SPC. (**) This shall be the last date of bid submission deadline. (@) This date shall be Forty Five (45) days after the last date for which the bid is valid 2. The Insurance Surety Bond shall be from an Insurer as per guidelines issued by Insurance Regulatory and Development Authority of India (IRDAI) as amended from time to time. 3. The Owner shall be the Creditor, the Contractor shall be the Principal debtor and the Insurance company/Insurer shall be the Surety in respect of the Insurance Surety Bond to be issued by the Insurer. 4. The Insurance Surety Bond should be on Non-Judicial stamp paper/e-stamp paper of appropriate value as per Stamp Act prevailing in the state(s) where the Insurance Surety Bond is submitted or is to be acted upon or the rate prevailing in State where the Insurance Surety Bond is executed, whichever is higher. The Stamp Paper/e- stamp paper shall be purchased in the name of Contractor /Insurer issuing the Insurance Surety Bond. 5. While getting the Insurance Surety Bond issued, Contractors are required to ensure compliance to the points mentioned in Form of Bank Guarantee/Insurance Surety Bond Verification Check List enclosed in this Section of Bidding Documents. Further, Contractors are required to fill up this Form and enclose the same with the Insurance Surety Bond.

Karnataka Power Transmission Corporation Limited

SCHEDULE-18 PROFORMA OF LETTER OF UNDERTAKINGS (ANNEXURE-V)

SHEET FOR TECHNOCOMMERCIAL OPENING

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

NOTE: SCHEDULE DULY SIGNED BY THE AUTHORIZED PERSON SHALL BE UPLOADED

(To be executed on Non-Judicial paper of RequisiteValue)

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-MANAGER ESTATE (E-106992) dated 02.03.2024) (ANNEXURE -XIII)

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

NOTE: SCHEDULE DULY SIGNED BY THE AUTHORIZED PERSON SHALL BE UPLOADED IN E-PROCUREMENT PORTAL.

CONSORTIUM AGREEMENT AMONGST M/s M/s

For Bid Specification No. OF KARNATAKA POWER TRANSMISSION CORPORATION LIMITED

This consortium agreement executed on this day Month of Two thousand Twenty Five

amongst M/s a company incorporated under the laws of (Country) and having its registered office at

(hereinafter called the "Lead Company" which expression shall include its successors ,executors and permitted assigns),

M/s a company incorporated under the laws of (Country) and having its registered office at

(hereinafter called the "Constituent Company" which expressions shall include its successors,executors and permitted assigns)

for the purpose of making a bid and entering into a contract (In case of award) against the specification no.

For NAME OF THE WORK

for Karnataka Power Transmission Corporation Ltd. having its registered office at Kaveri Bhavan , Bangalore 560 009 , Karnataka (hereinafter called the "Owner"). The leader of the consortium shall abide by the general terms and conditions specified by the Purchaser. WHEREAS the Owner invited bids as per the above mentioned specifications for the design, manufacture, supply and erection, testing and commissioning of Equipments/Materials stipulated in the bidding documents under subject package

NAME OF THE WORK

AND WHEREAS Section-I ( Volume-1: Clause No. 11:- Qualifying Requirement), forming part of the bidding documents, stipulates that a consortium meeting the requirements of Section-I, ( Invitation of Bid) applicable may bid, provided the Consortium fulfills all other requirements of specification and in such a case, the Bid shall be signed by the members so as to legally bind the members and who will be jointly and severally liable to perform the Contract and all obligations hereunder.

The above clause further states that the consortium agreement shall be attached to the bid and the contract performance guarantee will be as per the format enclosed with the bidding document without any restriction or liability for either party.

AND WHEREAS the bid has been submitted to the Owner vide proposal No dated

by Lead Company based on the Constituent agreement between all the consortium under these presents and the bid in accordance with the requirements of Specifications (Qualification Requirements).

NOW THEREFORE THIS UNDERTAKING WITNESSETH AS UNDER:

In consideration of the above premises and agreements all the partners to this consortium members do hereby now agree as follows:

1 In Consideration of the award of the Contract by the Owner to the Consortium members, we , the members to the consortium agreement do hereby agree that M/s

shall act as Lead Company and further declare and confirm that we shall jointly and severally be bound up to the Owner for the successful performance of the contract and shall be fully responsible for the design, manufacture, supply and successful performance of the equipments in accordance with the Contract.

2 In case of any breach of the said contract by the Lead company or other constituent of the Consortium agreement, the Lead company do hereby agree to be fully responsible for the successful performance of the contract and to carryout all the obligations and responsibilities under the contract in accordance with the requirements of the Contract

3 Further, if the Owner suffers any loss or damage on account of any breach in the contract or any shortfall in the performance of the equipment in meeting the performance guaranteed as per the specification in terms of the contract, the Lead company of these presents undertake to promptly make good such loss or damages caused to the Owner, on its demand without any demur. It shall not be necessary or obligatory for the Owner to proceed against Lead Partner to these presents before proceeding against or dealing with the other Partner (s).

4 The Financial liability of the members of the consortium agreement to the Owner, with respect to any of the claims arising out of performance or non-performance of the obligations set forth in the said agreement, read in conjunction with the relevant conditions of the contract shall, however not be limited in any way so as to restrict or limit the liabilities of any of the members of the agreement.

5 It is expressly understood and agreed between the members to this consortium agreement that the responsibilities and obligations of each of the partners shall be as delineated hereunder (To be incorporated suitably by the member to this agreement). However, each member of the consortium will be severally and jointly responsible for the faithful performance of the contract. It is further agreed by the member that the above sharing of responsibilities and obligations shall not in any way be a limitation of joint and several responsibilities of the members under this contract.

Sl.No. Name of the Lead Bidder/Consortium Partner. Scope of the work/Participation

We further declare ourselves bound to execute our scope of work/participation as stated above;

6 This Consortium agreement shall be constructed and interpreted in accordance with the laws of India and the courts of Bangalore shall have the exclusive jurisdiction in all matters arising there under.

7 7) In case of an award of a Contract, we the Consortium members do hereby agree that we shall be jointly & severally responsible for the works respectively executed and Lead company shall furnishing a contract performance security from a bank/Insurer in favor of the PURCHASER in the forms acceptable to purchaser for value of 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).

8 It is further agreed that the Consortium agreement shall be irrevocable and shall form an integral part of the contract, and shall continue to be enforceable till the owner discharges the same. It shall be effective from the date first mentioned above for all purposes and intents.

IN WITNESS WHEREOF the partners to the Consortium have through their authorized representatives executed these presents and affixed Common seals of their companies, on the day, month and year first mentioned above.

WITNESS for Lead Company

(Signature) (Signature of the authorized representative)

(Name in Block Letters) (Name)

Designation (Designation)

Common Seal of the Company

2 ( For Constituent 1)

(Signature of the authorized representative)

(Name in Block Letters) (Name)

Designation Common Seal of the Company

Karnataka Power Transmission Corporation Limited

SCHEDULE-20a POWER OF ATTORNEY (ANNEXURE-XI)

(For Individual Bidder or Lead Parnter of Consortium)

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

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-MANAGER 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)

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

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-MANAGER 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

SHEET FOR TECHNOCOMMERCIAL OPENING (UN - PRICED)

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

Bidders Name and Address

To, The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

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 -22 - Check List

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

BIDDERS NAME AND ADDRESS To,

The Chief General Manager(Tech), Corporate Office, KPTCL, Indhana Bhavan, BANGALORE - 560009

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 & b 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 1-21 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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

A1 : GUARANTEED TECHNICAL PARTICULARS FOR POWER TRANSFORMERS

(Bidder should indicate the guaranteed technical data of all equipments/materials for each type of rating separately)

Class of Power Transformer 31.5MVA, 66/11kV Power Transformer

1 Name of the Manufacturer and country of origin

2 Reference standard

3 Service [Indoor/outdoor]

4 Continuous rating under service conditions specified in IS-2026 Part-I, 2011 Clause No.1.1 : HV

a. 1. With ONAN cooling - MVA

2. With ONAF 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 over the maximum yearly weighted average ambient temperature

9 Flux density at rated voltage and rated frequency in tesla

10 Temperature rise of top oil, oC by the thermometer (above Max. Ambient Temperature).

11 Temperature rise of winding measured by resistance (above Max. Ambient Temperature).

i. With ONAN cooling oC

ii. With ONAF cooling oC

iii. 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 Cl. No. 1.2.0.1]

12 No. of windings

13 Connections HV

14 Connection Symbol and vector group

i. Type of tap changer

ii. Tap step (percent)

iii. Total tap range (+) percent to (-) percent

iv. Tappings provided at

v. Type of regulation :

Constant flux regulation

Variable flux regulation

Combined regulation

vi)Insulation level of tap changer

16(A) Magnetization data at no load, at rated frequency

i. Current in Amps

ii. Power factor

iii. Loss in KW (core loss + dielectric loss)

iv. Max. flux density in lines/sq.cm.

a At 90% rated no load voltage

b At 100% rated no load voltage

c At 110% rated no load voltage

d 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 750C At Lowest Tap At Principal Tap At Highest Tap

a. For ONAN rating KW

b. For ONAF rating in KW

c. For OFAF rating in KW

Max. I2 R 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 winding temperature on rated MVA base. HV to LV

i. At normal tap in %

ii. At max. voltage tap in %

iii. At min. voltage tap in %

19 Reactance at rated current and frequency and normal tap on rated MVA base:

HV to LV - in %

20 Zero sequence impedance at reference temperature of 75oC at principal tap ………in %

21 Resistance at 75 oC

HV winding in Ohms in %

LV winding in Ohms in %

22 Efficiency at 75oC winding temperature 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 ………in %

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 in KA & duration in seconds.

b. Short time thermal rating of HV winding in KA & duration in seconds.

26 Permissible overloading - HV

27 Test voltages HV LV

i. Lighting impulse withstand kV (peak)

ii. Power frequency voltage withstand kV (ms)

iii. Switching impulse withstand kV (peak)

28 Partial discharge level at 1.5Um / √3 kVrms (pC)

29 RIV at 1.1 times minimum phase to ground voltage

31 Noise level when energized 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

a. Core with clamping (Kg)

b. Winding with insulation (Kg)

c. Core & Winding (Kg)

d. Tank & Fittings with accessories (Kg)

e. Oil required for first filling (Kg)

f. Untanking weight (Kg)

g. Total weight with oil weight & fitting (Kg)

h. Weight of total insulation (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 at Principal Tap Tesla :

d. Flux density at 110% of rated voltage and frequency at Principal Tap Tesla :

e. (i) Material of core lamination

(ii) Thickness of core lamination (mm)

f. Approximate core weight (please indicate core weight only)

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

d. Type of windings

e. Winding insulation Type and class Graded or ungraded

f. i. Insulating material used for :

1. Regulating winding

3. HV TAP WINDING

ii. Between HV and TAP WDG 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. Minimum 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. (i) Track gauge required for the wheels-longitudinal axis & transverse axis

(ii) Size of rail recommended for the track

4 Details of painting at works and site

5 (a) Minimum clear height for lifting tank cover and for lifting core & windings from tank (mm) (untanking height).

(b) Minimum clear height for lifting (mm)

II. Bushings - HV

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. Breadth in mm

c. Height in mm

vi. Transformer will be transported with oil / gas

7 Details of Bushings HV LV

b. Rated voltage class - KV

c. Rated current - Amps

d. One minute dry withstand power frequency voltage - kV (ms)

e. One minute wet withstand power frequency voltage - kV (ms)

f. (i) 1.2 / 50 micro sec. Lighting impulse withstand voltage - kV (Peak)

(ii) Switching surge withstand test voltage kV (peak)

g. (a) Creepage Distance in air

(b) Creepage Distance (protected)

h. Quantity of oil in bushing and specification of oil used (Kgs)

i. Whether test tap is provided

j. Weight of assembled bushing

k. Phase to earth clearance in air of live parts at the top of bushing.

l. Minimum clearance (mm) In Air

Between phases Phase to ground

m. Partial discharge level

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 (LxBxH)

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 (should be SCADA Compatible)

c. Power flow (uni-directional or bi-directional 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 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.

w. OLTC Routine test shall be conducted on each Transformers.

i) Mechanical Endurance Test (Min. 1000 operations)

ii) Sequence Test

iii) Pressure Test

iv) Vacuum (Helium) Test

v) Auxiliary Circuit Insulation test

x. OLTC Drive Mechanism Box: Make & Type

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 (a) Type of oil level indicator

(b) 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 contact

d. Current rating of each contact

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 dehydrating 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

i. Drain valves - mm - No.

ii. Filter valves - mm - No.

iii. 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 Lifting jacks

a. Governing standard

b. No. of jacks in one set

d. Capacity (tonnes)

g.Height in closed position (mm)

h.Mean diameter of thread (mm)

24 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 – N-dm Analysis

6. Details of oil preserving equipment offered.

Place Designation

Name of the Company

Karnataka Power Transmission Corporation Limited

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

GUARANTEEED TECHNICAL PARTICULARS FOR LATTICE TYPE MOUNTING STRUCTURES

(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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

ISOLATORS AND TERMINAL CONNECTORS

(Bidder to indicate technical data for each type of rating separately)

Isolators and Terminal connectors ratings

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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

GUARANTEED TECHNICAL PARTICULARS FOR CURRENT TRANSFORMERS

(Bidder should indicate the guaranteed technical data of all equipments/materials for each type of rating separately)

Voltage Class and ratio of CT

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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

GUARANTEED TECHNICAL PARTICULARS FOR ACSR CONDUCTOR

(Bidder should indicate the guaranteed technical data of all equipments/materials for each type of rating separately)

Sl. No. Bidders Name

ASCR Conductor ASCR Conductor ASCR Conductor ASCR Conductor

Description Unit

1 Name & Address of manufacturer

2 PARTICULARS OF RAW MATERIALS

a Minimum Purity of aluminium %

b Maximum Copper content %

2.2 Steel Wires/Rods

c Phosphorous %

a Minimum Purity of zinc %

3 STEEL STRANDS

b Maximum Copper content mm

3.2 Minimum Braking load of strand KN

3.3 Maximum Resistance of 1m length of strand at 20 deg C Ohm

4 STEEL STRANDS AFTER STRADING

4.2 Minimum Braking load of strand KN

4.3 Galvanising

a Minimum weight of zinc coaing per sqm. Of uncoated wire surface Gm

b Minimum number of one minute dips that the galvanised strand can withstand in the standard preece test Nos.

c Min.No. of twists in a guage length equal to 100 times dia of wire which the strand can withstand in the torsion test. Nos.

5 ACSR Conductor

5.1 UTS of conductor KN

5.2 Lay ratio of conductor

a Outer steel layer

b 12 wire aluminium layer

c 18 wire aluminium layer

d 24 wire aluminium layer

5.3 DC resistance of conducor at 20 deg. C Ohm/km

5.4 Minimum Corona Extincion Voltage (line to ground)

5.5 RIV at 1MHz

a a 305KV (rms) under dry conditions microvolts

5.6 Standard length of conductor in one drum M

5.7 Direction of lay for outside layer NA

5.8 Linear mass of the conductor

a Standard Kg/km

b Minimum Kg/km

c Maximum Kg/km

6 Drum is as per specificaion Yes/No

7 No. of cold pressure butt welding equipments available at works Nos.

1 Name & Address of manufacturer

2 PARTICULARS OF RAW MATERIALS

2.1 Steel Wires/Rods

c Phosphorous %

a Minimum Purity of zinc %

3 STEEL STRANDS

3.2 Minimum Braking load of strand KN

3.3 Galvanising

a Minimum weight of zinc coating per sqm. Of uncoated wire surface Gm

b Minimum number of one minute dips that the galvanised strand can withstand in the standard preece test Nos.

c Min. no. of twists in a guage length equal to 100 times dia of wire which the strand can withstand in the torsion test. Nos.

4.0 STRANDED EARTHWIRE

4.1 UTS of conductor KN

4.2 Lay length of outer seel layer

4.3 DC resistance of conducor at 20 deg. C Ohm/km

4.4 Standard length of conductor in the drum Mtrs

4.5 Direction of lay for outer layer NA

4.6 Linear mass of earth wirer

c Minimum Kg/km

5.0 Drum is as per specificaion Yes/No

Place Designation

Name of the Company

Karnataka Power Transmission Corporation Limited

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

GUARANTEED TECHNICAL PARTICULARS FOR POST INSULATORS AND DISC INSULATORS

(Bidder should indicate the guaranteed echnical data of all equipments/mzaterials for each type of rating separately)

Post Insulators & Disc Insulators

1.00 POST INSULATORS 11kV

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 66kV

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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

GUARANTEED TECHNICAL PARTICULARS FOR INSULATOR HARDWARE AND CLAMPS

(Bidder should indicate the guaranteed technical data of all equipments/materials for each type of rating separately)

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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

GUARANTEED TECHNICAL PARTICULARS FOR SURGE ARRESTORS

(Bidder should indicate the guaranteed technical data of all equipments / materials for each type of rating separately)

Surge Arrestors 96KV 9KV

SURGE ARRESTORS

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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

GUARANTEED TECHNICAL PARTICULARS FOR POWER CABLES (LV CABLES)

SL. No PARTICULARS

1.1kV Grade PVC Power Cables

3 Manufacturer’s type designation

4 Applicable Standard

5 Rated voltage (volts)

6 Type & Category

7 Suitable for earthed or unearthed system

8 Continuous current rating when laid in air in a ambient temp. of 50°C and for maximum conductor temp. of 70°C of PVC Cables (For information only)

9 Ration factors applicable to the current ratings for various conditions of installation.

10 Short Circuit capacity

a)Guaranteed short circuit Amp. (rms) KA for 0.12sec duration at rated conductor temperature of 90 degree C, with an initial peak of 105kA.

b). Maximum conductor temp. allowed for the short circuit duty (deg. C) as stated above.

c) Cross section area (Sq.mm)

d) Number of wires (No.) minimum

e) Form of conductor

f) Direction of lay of stranded layer

12 Conductor resistance (DC) at 20°C per km - maximum

a) Composition of insulation

b) Nominal thickness of insulation (mm)

c) Minimum thickness of insulation

14 Inner Sheath

b) Calculated diameter over the laid up cores, (mm)

c) Thickness of sheath (minimum) mm

a) Type and material of armour

b) Direction of armouring

c) Calculated diameter of cable over inner sheath (under armour), mm

d) Nominal diameter of round armour wire (minimum)

e) No. of Armour wires/stripes

f)Short circuit capacity of the armour along for 1 second – for info. Only

g) DC resistance at 200C (Ω/Km)

16 Outer sheath

a) Material (PVC Type)

b) Calculated diameter under the sheath

c) Min. thickness of sheath (mm)

d) Colour of Sheath

a) Guaranteed value of minimum oxygen index of outer sheath at 270C *

b)Guaranteed value of minimum temperature index at 21 oxygen index *

c). Smoke density rating as per IEC 61034 *

d). Maximum HCL emission as per IEC 60754-1 *

e)All the factory acceptance test to be done as per relevant IS/IEC and KPTCL specification

18 a)Overall diameter of cable

b). Tolerance of overall diameter (mm)

a) Max./standard length per drum for each size of cable (single length) with ±5% Tolerance (mtrs)

b) Non standard drum lengths

20 Whether progressive sequential marking on outer sheath provided at 1 meter interval

21 Identification of cores

a) Colour of cores

22 Whether cables offered are ISI marked

23 Whether cables offered are suitable for laying as pr IS 1255

24 1.0 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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

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

3 Manufacturer’s type designation

4 Applicable Standard

5 Rated voltage (volts)

6 Type & Category

7 Suitable for earthed or unearthed system

8 Continuous current rating when laid in air in a ambient temp. of 50°C and for maximum conductor temp. of 70°C of PVC Cables (For information only)

9 Ration factors applicable to the current ratings for various conditions of installation.

10 Short Circuit capacity

a)Guaranteed short circuit Amp. (rms) KA for 0.12sec duration at rated conductor temperature of 90 degree C, with an initial peak of 105kA.

b). Maximum conductor temp. allowed for the short circuit duty (deg. C) as stated above.

c) Cross section area (Sq.mm)

d) Number of wires (No.) minimum

e) Form of conductor

f) Direction of lay of stranded layer

12 Conductor resistance (DC) at 20°C per km - maximum

a) Composition of insulation

b) Nominal thickness of insulation (mm)

c) Minimum thickness of insulation

14 Inner Sheath

b) Calculated diameter over the laid up cores, (mm)

c) Thickness of sheath (minimum) mm

a) Type and material of armour

b) Direction of armouring

c) Calculated diameter of cable over inner sheath (under armour), mm

d) Nominal diameter of round armour wire (minimum)

e) No. of Armour wires/stripes

f)Short circuit capacity of the armour along for 1 second – for info. Only

g) DC resistance at 200C (Ω/Km)

16 Outer sheath

a) Material (PVC Type)

b) Calculated diameter under the sheath

c) Min. thickness of sheath (mm)

d) Colour of Sheath

a) Guaranteed value of minimum oxygen index of outer sheath at 270C *

b)Guaranteed value of minimum temperature index at 21 oxygen index *

c). Smoke density rating as per IEC 61034 *

d). Maximum HCL emission as per IEC 60754-1 *

e)All the factory acceptance test to be done as per relevant IS/IEC and KPTCL specification

18 a)Overall diameter of cable

b). Tolerance of overall diameter (mm)

a) Max./standard length per drum for each size of cable (single length) with ±5% Tolerance (mtrs)

b) Non standard drum lengths

20 Whether progressive sequential marking on outer sheath provided at 1 meter interval

21 Identification of cores

a) Colour of cores

22 Whether cables offered are ISI marked

23 Whether cables offered are suitable for laying as pr IS 1255

24 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

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

GUARANTEED TECHNICAL PARTICULARS FOR MCVCB / PCVCB 11KV SWITCH GEAR COMPONENTS

(Bidder should indicate the guaranteed technical data of all equipment/materials for each type of rating separately)

1) Type of instrument

3) Whether magnetically shielded or not

4) Scale length and range

5) Whether tropicalised VOID

6) Short time overload capacity

7) VA burden current coil

8) Power consumption of current coil

9) ISS grade of accuracy

10) Description leaflet

11) Temperature at which instrument calibrated

II. Multifunction Meter:

1) Type of Instrument

3) Whether magnetically shielded or not

4) Scale length & range

5) Whether tropicalised

6) Short time overload capacity

8) Power consumption

9) ISS grade of accuracy

10) Description leaflet

11) Temperature at which instrument calibrated

12) List of display parameters:

13) Communication protocol:

III. ELECTRONIC TRIVECTOR METER

1) Type and Rating

3) Whether magnetically shielded or not

4) Whether troplicalised

5) Rates VA burden – current coil - Potential coil

6) Continuous over load rating - Current coil - Potential coil

7) Accuracy class and grade

8) Adjustments provided

9) Limits of error at UPF and at 125% 25% and 10% of rated current

10) Limits of error at 0.5PF and at 125% 25% and 10% of rated current

11) Type of Registering Mechanism

12) Display sequence

13) Details of display a. Parameters that can be measured b. Details of print out parameters Refer Cl. 9.5.0 E

14) Whether the meter can be used to get demand details

15) Whether optical readout facility provided

16) Whether detailed literatures enclosed

17) Additional features provided

1 a. Type and particulars of windows b. Whether the annunciator is electro mechanical type Yes/No

1) Particulars of wiring

2) Rated voltage

3) Power consumption

4) Instantaneous making capacity of contacts

5) Breaking capacity

6) Overall dimensions of annunciator group

7) Descriptive leaflet of schematic diagram

V.(A) GENERAL PROTECTION RELAYS :

I The tenderer shall furnish guaranteed Technical particulars for all types of meters 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

VI (B) PROTECTIVE RELAYS

1 Non-directional IDMT Inst. OCREFR Relays

b) Current coil rating

c) VA burden 1) Highest tap 2) Lowest tap

e) Power consumption 1) Highest tap 2) Lowest tap

f) Time of operation at maximum dial setting at: 1) 5 times tap setting current 2) 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.

2 DIRECTIONAL OVER CURRENT RELAY

b) Current coil rating

c) VA burden i. Highest tap ii. Lowest tap.

e) Power consumption 1) Highest tap 2) Lowest tap

f) Time of operation at maximum dial Setting at: 1) 5 times tap setting current 2) 10 times tap setting current

g) Type of characteristics

h) Whether draw out type or not

i) Trip contact rating amps.

j) Whether seal in contacts provided or not

k) Minimum voltage at which relay operates

VII CIRCUIT BREAKER:

1 RATING a. No. of poles b, Rated voltage c. Rated normal current d. Rated frequency e. Making capacity in peak kA f. Breaking capacity : i) Symmetrical in KA and MVA i) Assymmetrical ii) The maximum Capacity of the Capacitor bank for which the breaker is designed to open g. Short time current in kA h, Operating duty

2 DETAILS OF SHORT CIRCUIT TYPE TEST CERTIFICATES

3 CONSTRUCTIONAL PARTICULARS: a. No. of breaks in series per pole b. Total length of breaks per pole c. Type of main contacts d. Type of arcing contacts e. Type arc control device f. Min. clearance in air a) Between live parts b) Between live parts and earth g. minimum clearance in VCB h. Mechanical endurance i. Electrical endurance j. Method of closing mechanism i) Type of operating mechanism ii) Whether hand or power or both iii) Whether the circuit breaker is designed to close and latch on making or is fitted with a making current release. iv) Whether the circuit breaker is 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

4 OPERATING PARTICULARS

a. a. Opening time

a) With no current b) At rated breaking current

b. Closing arc duration at

a) 10% SC breaking current b) 60% SC breaking current C) 80% SC breaking current d) 100% SC breaking current

c. Speed of Break at -

a) 10% SC breaking current b) 60% SC breaking current c) 80% SC breaking current d) 100% SC breaking current

VIII CURRENT TRANSFORMER:

a) Make b) Type C) Ratio d) Burden e) Accuracy class as per ISS

IX POTENTIAL TRANSFORMERS

a) Make b) Type c) Ratio d) Burden e) Accuracy class

X AUXILARY TRANSFORMER

a) Make b) Type C) Ratio d) Details of OFF load taps

1. size 2. Material 3. Whether insulated 4. Make/ type of busbar insulator 5. Creepage distance of busbar insulator

XII ELEVATING STRUCTURE

i. Sections used for main supports ii. Sections used for cross angles. iii. No./Size of foundation bolts. iv. Total weight support structure v. Total weight of circuit Breaker impact load to be Taken for design of foundation

Date Designation

Place Name of the Company

Karnataka Power Transmission Corporation Limited

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

GUARANTEED TECHNICAL PARTICULARS FOR 11KV 400 A, SPECIAL (ROSTERING) G.O.S

Sl. No. Particulars 400 A, SPECIAL (ROSTERING) G.O.S 800A / 400A/1200A, Double break Isolators

1.0 Individual units

2 a)Unit description as per ISS-5350/part-III/ 1971

b)Mechanical strength as per clause 3.2 of IS-5350 part-III / 1871

2.0 Impulse withstand voltage test conducted as per IS-2544-1963

3.0 Power frequency withstand test

4.0 Puncture voltage

5.0 Creeping distance

6.0 Failing load as per IS 5350 part III /1971

7.0 Height of insulator(min)

8.0 Insulating part dia

9.0 Top metal fitting pitch circle dia

10.0 Bottom metal fitting pitch circle dia

11.0 a)No. of bolts

b)Bolts holes dia

c)Nominal dia of mounting face not to exceed

Place Designation

Name of the Company

Karnataka Power Transmission Corporation Limited

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

TECHNICAL DATA SHEET

GUARANTEED TECHNICAL PARTICULARS FOR DISC INSULATORS

BIDDERS NAME AND ADDRESS

Sl.No. Description Single Suspension Double Suspension Single Tension Double Tension

1 a) Type of Insulator (Ball and Socket)

b) Size and designation of ball and socket with standard to which it conforms ( mm)

2 Maker's Name and Address

3 No. of Insulator Discs/Long rod per string

4 Dimensions of Single Disc/Single long rod a) Disc Diameter in mm

b) Unit spacing in mm

c) Leakage/creepage distance

5 Mechanical values of single Disc/Single long rod a) Combined mechanical and electrical strength in KN.

b) Mechanical Breaking strength in KN

c) Routine mechanical test load in KN

6 Electrical values of Single Disc/Single long rod: a) Low frequency flash over voltage (dry) in KV:

b) Low frequency flash over voltage (wet) in KV

c) Impulse flashover voltage 1.2x50Cys Positive ----------KV Negetive----------KV

d) Power frequency withstand voltage of single disc/single long rod Dry ……………..kV Wet……………...kV

e)Impulse withstand voltage of single disc/long rod. 1.2x50 Cys Positive ……………. KV Negetive……………..kV

f)Power frequency puncture voltage kV of single disc/long rod.

6 Net weight of Insulator unit in kG.

7 Minimum visible discharge test voltage kV

8 Maximum RIV at 10 kV (RMS)

9 Standard specification to which the Insulators conform.

10 COMPLETE STRING: a) Total Creepage distance

11 Total length of string (Insulator only) in mm.

12 Power frequency withstand voltage of single Disc. a) Dry ………….. kV(rms) b) Wet……………kV(rms)

13 Impulse withstand voltage ……..kVP

14 Switching Impulse withstand voltage of single disce a) Dry …………KV(rms) b) Wet………….KV(rms)

15 Maximum Voltage distribution ……%

16 Reference drawing (Single Disc)

Place Designation

Name of the Company

Karnataka Power Transmission Corporation Limited

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

TECHNICAL DATA SHEET

GUARANTEED TECHNICAL PARTICULARS OF HARDWARE OF INSULATORS

BIDDERS NAME AND ADDRESS

Sl.No. Particulars Single Suspension Double Suspension Single Tension Double Tension

1 Maker’s Name and Address

2 Size and designation of ball and socket with standard to Which it conforms.

3 Details of Hardware a. Breaking strength kGs

b. Slipping strength kGS.

c. Dimensions mm

d. Length of string mm

e. Distance between arcing horn tips

f. Size of arcing horn i. Line side

4 Manufacturing process of dead end clamp whether cast or extruded

5 Angle of inclination of jumper terminal in case of dead end clamps.

6 Guarantee of conductivity of dead end clamp a. Results of heating cycle test carried out if any

b. Value of electrical resistance

7 Materials of security clips and pins used

8 Results of type test, routine and sample test carried out if any.

9 Components: Material with minimum Bending Strength chemical suspension tension composition a) Socket Clevis

c) Anchor Shackle

d) Clevis Clevis

h) Security Clip

k) Sag adjustment plate

l) Horn holder ball eye

m) Twisted shackle -- i. Whether the parts are designed for interchangeability for different types of string.

ii. Standard specifications to which the materials conform to

iii. Standarad specifications to which galvanising conforms to.

iv. Corona performance

v. Whether reference drawings attached

vi. Whcther reference type tests and other test report attached.

10 CLAMPS i. Type

ii. Material with chemical composition a. Clamp

b. Keeper plate

c. Side strap or link

iii. Slip strength

iv. Breaking strength

v. Magnetic Power loss in Watts.

vi. Electrical Resistance

11 PREFORMED ARMOUR RODS: a. Materials with chemical composition

b. Breaking strength

d. Conductivity

e. No. of Rods per set

f. Diameter of rod with tolerance

g. Length of rod with tolerance

12 BOLTS AND NUTS a) Make of Bolts and Nuts

b) Standard specifications to which Galvanising conforms,

13 COMPLETE STRING i. RIV at 266 kV in micro volts

ii. Minimum corona extinction voltage

iii. Maximum voltage across any disc

iv.Mechanical failing load Kgf

v. No. deformation load Kgf

14 Total weight of hardware

15 Whether hardware fittings are suitable for Hot line maintenance

16 Whether ball and socket meets the ‘GO’ and ‘NO GO’ gauge Test as per IS:2485 (Part-II 1972)

Place Designation

Name of the Company

Karnataka Power Transmission Corporation Limited

Bid Enquiry No: KPTCL/2026-27/SS/WORK_INDENT3836

Combined Package for, Work-A : Augmentation of existing 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Bannerghatta Road Sub-Station in Bengaluru South Taluk, Bengaluru Urban District. Work-B : Augmentation of 2x20MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Jigani old Sub-Station in Anekal Taluk, Bengaluru District.. Work-C : Augmentation of 2x12.5MVA, 66/11kV Power Transformers by 2x31.5MVA, 66/11kV Power Transformers at 66/11kV Chokkasandra Sub-Station, Anekal taluk, Bengaluru Urban District. on Partial Turnkey Basis, including Supply of all Materials/Equipments and Erection (including dismantling & Civil Works) of all Materials/Equipments, Testing and Commissioning

DETAILS OF TYPE TESTS CONDUCTED

(All the names of type tests and IS/IEC Nos. to be clearly mentioned)

BIDDERS NAME AND ADDRESS

Sl.No. Particulars of type test Certificate detail Nos. etc. Date of Test Laboratory where conducted

I DISC INSULATOR 120 KN/90KN (AS PER IS 731) a) Visual Examination

b) Verification of dimensions

c) Visible discharge test