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Eligibility, documents, scope and key termsEligibility, required documents, scope of work and key terms of this tender, in one click.
Tender Value
₹42.8 L
EMD Value
₹53,442
Closing Date
9 Dec 2025, 11:00 pmClosed
Eligibility, documents, scope and key termsEligibility, required documents, scope of work and key terms of this tender, in one click.
Karnataka Power Transmission Corporation Limited
RAJU H G
Replacement of 2x12.5MVA Power Transformers-1&2 by 2x20MVA Power Transformers at 66/11 KV ADDIHALLI KPTCL Substation in Nagamangala Taluk, Mandya District. Mandya District on Partial Turn Key (PTK) basis including supply of all matching materials/equipment(except 66/11kV Power Transformer and 11kV switchgear) and erection & including civil works of all materials/equipment, testing and commissioning.(Reserved for SC Category)
KPTCL/2025-26/SS/WORK_INDENT2752
KPTCL/2025-26/SS/WORK_INDENT2752
Reserved
Sub-Station
Two Tender Document System(Two Cover)
KPTCL CEE Transmission Zone Office Mysuru
18 documents required · 16 mandatory · 2 optional
Past Experience Documents (if any) such as LOI or LOA, DWA, Work Done Certificate, Performance Certificates from KPTCL and Non-KPTCL in last 05 years
valid Super grade Electrical Contractor License issued by the Government of Karnataka as on the date of opening of techno-commercial bid (refer 2.3 of ITT)
Construction equipment owned by the tenderer and equipment proposed to be deployed on this contract, if awarded
Reports on the financial standing of the tenderer, such as profit and loss statements and auditors reports for the last five years as per 3.10(iv) of ITT.
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 as per 3.10(xv) of ITT.
3.6: Tenderers who meet the above specified minimum qualifying criteria, will only be qualified, if their available tender capacity is more than the total tender value. The available tender capacity will be calculated as under:Assessed Available Tender Capacity: (AxNx5-B)Where A-Maximum value of works executed (KPTCL & Non-KPTCL) in any one year during the last five years (updated to FY 2024-2025) taking into account the completed as well as works in progress.
3.7: Even though the Tenderers meet the above criteria, they are subject to be disqualified if they have:- Made misleading or false representations in the forms, statements and attachments submitted in proof of the qualification requirements and/or- Record of poor performance such as abandoning the works, not properly completing the contract, inordinate delays in completion, litigation history, or financial failures etc. and/or- Participated in the previous Tender for the same work and had quoted unreasonably high Tender prices and could not furnish rational justification.
Minimum Average Annual Turnover (MAAT) of the bidder for best one years out of last preceding five financial years ending on March or December as the case may be, shall not be less than Amount put to Tender (APT) as per 3.2(a) of std tender documents(ITT).
The bidder should furnish as per 3.10(iv) of ITT along with UDIN details
As per 3.2 b) Qualifying Requirements (Technical) as per Details of Work Experience (format uploaded in Bid documents page)
Bidder shall ensure that soft copies of No Deviation CERTIFICATE, Letter of Undertaking, as revised in Annexure , Any other undertaking / agreement (if applicable) are uploaded besides submitting the Originals to the office of the Chief Engineer, Electy., Operation, KPTCL, Mysore, after the last submission date and on or before the date & time of opening of techno commercial bids.
Bidder shall ensure that soft copies of i. Letter of undertaking for Non performance ii. Letter of undertaking for Risk and Cost iii. Letter of undertaking for Litigation iv. Letter of undertaking to source the supply of equipment material from only KPTCL approved Vendors (if applicable) are uploaded in portal
i) Letter of undertakings as per clause No.1.5 of Annexure-XVII and (ii) Letter of undertaking as per clause No.1.6 of Annexure-XVII (if applicable) shall be uploaded besides submitting the Originals to the office of the Chief Engineer, Electy., Operation, KPTCL, Mysuru, after the last submission date and on or before the date and time of opening of techno commercial bids.
The Originals of Undertakings & Formats in ORIGINAL shall be submitted to the office of the Chief Engineer, Electy., Operation, KPTCL, Mysuru, after the last submission date and on or before the date and time of opening of techno commercial bids as per 3.10(xviii) of ITT.
Bidder shall upload selfdeclaration stating that no such actions against the bidder haven been taken by KPTCL in the last 6 months as on date of bid submission invoking Risk & cost, failing which the offer is liable to be rejected (refer clause 3.10(ii) of ITT.
3.2 b) Qualifying Requirements (Technical): i) The Bidder should have carried out erection of atleast One(01) No. of 66kV voltage class or above voltage class Sub-Station Additional Transformer work OR atleast One(01) No. of 66kV voltage class or above voltage class Sub-Station Transformer Replacement/ Augmentation work on Total or Partial Turnkey Basis in the last 10 years preceding the date of bid submission and shall be in satisfactory service for a minimum period of One(1) year prior to the date of submission of the Bid OR The Bidder should have carried out erection of atleast Two (02) Nos of Agumentation/Replacement of 66kV or above voltage class Transformer works on Labour Contract Basis in the last 10 years preceding the date of bid submission and shall be in satisfactory service for a minimum period of One (01) year prior to the date of submission of the Bid OR Bidder who has executed Additional Transformer works or Replacement of Transformer works of private firms under the direct supervision of ESCOM/KPTCL officers are eligible to participate. Such Bidder should have carried out erection of not less than Two (02) Nos. of 66kV or above voltage class Additional Transformer Work on Total or Partial Turnkey Basis in the last 10 years preceding the date of bid submission and shall be completed and commissioned prior to the date of submission of the Bid.
ESI certificate
EPF certificate
Shall Submit the ATTESTED xerox copies of Audited Profit & Loss statements of past 05 years along with Seal & Sign of the bidder to the office of the Chief Engineer, Electy., Operation, KPTCL, Mysuru, after the last submission date and on or before the date and time of opening of techno commercial bids.
Liquid Assets and /or availability of credit facilities of no less than Rs. 30% of the Amount put to Tender (Credit lines/ Letter of credit/ certificates from banks for meeting the fund requirement etc. shall be uploaded in portal and hardcopy with bidder seal & signature shall be submitted to Tendering Authority)
Any other required documents as per the terms and conditions of the tender.
Caste Certificate issued by Govt of Karnataka
₹1,070
₹53,442
10 Nov 2025
10 Nov 2025
11 Dec 2025
4 Dec 2025
25 Nov 2025
Replacement of 2x12.5MVA Power Transformers-1&2 by 2x20MVA Power Transformers at 66/11 KV ADDIHALLI KPTCL Substation in Nagamangala Taluk, Mandya District. Mandya District on Partial Turn Key (PTK) basis (Reserved for SC Category)
11kV Current Transformer (CT): 1200-800/1-1-1A (for Incomer/Bus Coupler of 25 kA SWG)INDOOR
11kV Neutral Current Transformer (NCT) 31.5kA, NCT of ratio 1200-800/1-1A for REFR Protection (of similar rating and ratio as that of Incomer of 11kV Switchgear) with terminal connector suitable for 2...
MOUNTING STRUCTURES :
i) 11 kV NCT Mounting Structure-(0.157 MT per structure) 02 nos.
ii) 11KV Cable Terminating Structure for transformer LV side (0.072 MT per structure)02nos
BUS BAR FORMATION :
PVC insulated Copper Control Cable with Lugs / Ferrules. 1.1 KV class. Size of cable.
a) 19 Core 2.5 Sq.mm.
b) 4 Core 6.0 Sq.mm.
c) 4 Core 2.5 Sq.mm.
d) 2 Core 6Sq.mm.
e) 2 Core 2.5 Sq.mm.
11KV, XLPE Insulatd UG Cable as per Technical Specification
Single core 1000 Sq. mm Aluminium cable ( 3 Runs of 1C x 1000 Sq. mm U.G Cable from 66/11 KV Transformer LV to 11KV bank SWG .
Cable Terminationkits suitable for following sizes as per techincal specification.
a) 1000 Sq./ mm Single Core Indoor
b) 1000 Sq./ mm Single Core Outdoor
30ABC relay-30. 110V DC, 4Nos, SR Contact, HR Flg, type EMR261x3
POWER TRANSFORMERS:
a) 20MVA, 66/11kV, 3-Ph, 50Hz, Core Type, 2 Winding Delta/Star transformer, vector group DYn11 with OLTC ONAN/ONAF with fan control cubicle, RTCC Panel, Numeric...
11kV Current Transformer (CT): 1200-800/1-1-1A (for Incomer/Bus Coupler of 25 kA SWG)INDOOR
11kV Neutral Current Transformer (NCT) 31.5kA, NCT of ratio 1200-800/1-1A for REFR Protection (of similar rating and ratio as that of Incomer of 11kV Switchgear) with terminal connector suitable for 2...
MOUNTING STRUCTURES :
i) 11 kV NCT Mounting Structure-(0.157 MT per structure) 02 nos.
ii) 11KV Cable Terminating Structure for transformer LV side (0.072 MT per structure)02nos
PVC insulated Copper Control Cable with Lugs / Ferrules. 1.1 KV class. Size of cable.
a) 19 Core 2.5 Sq.mm.
4 Core 6.0 Sq.mm.
4 Core 2.5 Sq.mm.
2 Core 2.5 Sq.mm.
11KV, XLPE Insulatd UG Cable as per Technical Specification
Single core 1000 Sq. mm Aluminium cable ( 3 Runs of 1C x 1000 Sq. mm U.G Cable from 66/11 KV Transformer LV to 11KV bank SWG .
Cable Terminationkits suitable for following sizes as per techincal specification.
a) 1000 Sq./ mm Single Core Indoor
b) 1000 Sq./ mm Single Core Outdoor
Earth mat formation:
Supplying, Laying and welding of M.S.Flats 50 x6 mm, applying ACB paint to welded portion and covering with earth.
Supplying and Grounding of Equipment with G.I.Flat 50x6mm and connecting Equipment to the earth mat/ground pit. Each point of earthing with all formation works like bending, twisting, drilling of ho...
Providing 25 mm dia M.S. Rod1.05 metre long earthmat spikesincluding heating, bending top 50 mm overlap flattening andmaking spike edge at one enddriving into the earth below theground level and weldi...
Releasing and re errection of existing 1000sqmm UG cables (During laying of new cables if required)
Dismantling of 12.5 MVA, 66/11 kV, Transformer & parts like Radiator , bushings , draining of oil from transformer etc., as per direction of site Engineer(37.065+28.25 MT)
Moving of Transformer from the plinth to the loading point as per direction of site engineer. 65.315 MTx 50mtrsx1no=3266
Decommissioning of 11 KV NCT (800-400/1-1-1A) including releasing earth connctions and secondary connections and moving from point of releasing to point of loading.
Decommissioning of 800-400/1-1-1A Bank -1 CTs including releasing earth connctions and secondary connections and moving from point of releasing to point of loading.
Decommissioning of cable terminating structure for LV side of the Transformer
Decommissioning of NCT structure of the Transformers
POWER TRANSFORMERS:
a) 20MVA, 66/11kV, 3-Ph, 50Hz, Core Type, 2 Winding Delta/Star transformer, vector group DYn11 with OLTC ONAN/ONAF with fan control cubicle, RTCC Panel, Numeric...
(for Incomer/Bus Coupler of 25 kA SWG) INDOOR
11kV Class, 31.5kA, NCT of ratio 1200-800/1-1-1A for REFR Protection (of similar rating and ratio as that of Incomer of 11kV Switchgear) with terminal connector suitable for 2 Nos. of 75mmx6 mm Copper...
Earth work excavation by manual means for drains, canals, waste weir, draft, approach channels, key trenches, foundation of Buildings & bridges and such simillar works in all kinds of soils, as per dr...
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...
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. T...
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 r...
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, tyin...
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...
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. ...
Providing and laying Reinforced Cement Concrete pipe light duty NP2 for culverts, roadway utilities& crossingsas per IS 458:2003 in Single row including pointing ends and fixing collars with cement mo...
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Details of Work Experience format-for QE.xlsx
Others - WORK EXPERIENCE • 0.01 MB
Technical Specification Stn and line.zip
Techno-Commercial Worksheet • 16.32 MB
Work on Hand details format Tender.doc
Others - WORKS ON HAND • 0.06 MB
BOM - Addihalli Aug 2x20MVA.pdf
Others - Bill of Materials • 0.27 MB
Tender Docs Mys Tz- Aug Addihalli 2x20mva.docx
Tender Document • 0.48 MB
NIT Addihalli Aug 2x20MVA.pdf
Others - NIT • 0.53 MB
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