Karnataka Power Transmission Corporation Limited Tender

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The KPTCL has issued a formal invitation for competitive bids for the Karnataka Power Transmission Corporation Limited project, for Reconditioning Of 100mva, 220/66/11kv Power Transformer-2 Make Bhel, Sl No 2041611), Pertaining To 220kv Station, Somanahalli At Kptcl Repair Bay Peenya, Commissioning At 220kv Station Somanahalli, Bengaluru On Total Turnkey Basis in Bengaluru Urban, Karnataka, with an estimated contract value of Rs. 48,74,019. The bid opening date for this tender is 06-06-2025 and the last date for bid submission is 13-06-2025. Interested bidders for Karnataka Power Transmission Corporation Limited tender can download the important documents here to check the scope of work, eligibility criteria and technical requirements.

Karnataka Power Transmission Corporation Limited - KPTCL Tender

Works
Electrical Generators And Transformers
Electrical and Electronics
Opening Date6 Jun 2025
Closing Soon13 Jun 2025
Tender Amount₹ 48,74,019.65 
Notes
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Costs

Description

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BOQ Items

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code25 - Unloading of 100MVA, 220/66/11kV Transformer main tank and accessories at 220kV Station, Somanahalli

114.8

2061

236602.8

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Code09 - OLTC of Power Transformers Repair and overhauling of OLTC each Divertor switch including change of oil lubrication and replacement of gaskets and other parts which are locally available

1

70237

70237

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code30 - Wiring of Transformer marshalling box, bucholtz relay, fixing thermometer, OLTC upto control panel and assisting in testing and commissioning

1

22409

22409

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code13 - Drying of active parts for each cycle over and above 5 cycles, if required at Peenya repair bay 220 kV and above class Transformer

2

67932

135864

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Code03 - Re-assembly of Core and winding if core & winding is dismantled at Peenya repair centre

1

83119

83119

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Code06 - Rubberised corksheet/Neoprene rubber Gaskets as necessary for complete 220 kV and above class Transformer

1

51867

51867

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code28 - Drying of Power Transformers : at Somanahalli Drying of Transformer at site : Drying of active parts of Power Transformer upto 5 cycles, by Vaccuum application, external heating, nitrogen purging, till the required dew point is achieved. Work should be carried out at site only

1

484961

484961

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Code07 - Solid Insulation : Providing solid insulation materials for replacement of damaged or burnt insulation as per actual weight [Material + Labour]

5

939

4695

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code29 - Filling of oil to the main tank and OLTC tank, filtering the oil including filtering till attainment of prescribed BDV valves including labour, filtering equipment along with accessories at Peenya repair bay

53300

5

283556

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code18 - Dismantling of Transformer parts like bushings, draining of oil from Tr. etc., for the total weight of the Tr. except radiator banks at Peenya repair centre

114.8

1134

130183.2

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code21 - Unloading of Transformer oil at 220kV Station, Somanahalli. [Total weight of the transformer]

44.315

2061

91333.215

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Code23 - Loading of 100MVA, 220/66/11kV Transformer main tank and accessories KPTCL repair bay at Peenya

114.8

2061

236602.8

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code15 - Transportation of Transformer oil using 10 MT Lorry from Somanahalli Station, to KPTCL Peenya repair bay [MWSR Pg.No. 94, Sl.No. 39A1] [Rs 40km x2 [up & down] x 11 trips = 880km [The rates are for up & down journey and for a minimum of 250km ] Total weight of the transformer]

880

41

36080

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code26 - Moving the Transformer from the unloading point to Plinth at Somanahalli Maximum allowable distance is 50 meter

1148

80

91840

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code24 - Transportation of 100MVA Transformer using Using 81 MT to 120 MT Truck & Trailor from KPTCL Peenya repair bay to Somanahalli Station

250

1639

409955

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Code08 - Winding Providing re-insulation to HV/LV winding whenever necessary for total weight of winding except solid insulation [Material + Labour]

5

248

1240

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code14 - Loading of Transformer oil at 220kV Station, Somanahalli

44.315

2061

91333.215

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Code10 - Tanking the assembly, giving connection, providing new gaskets and insulating materials conforming to relevant ISS, putting back the cover, tightening the fixtures, fixing the bushing etc., including the cost of all materials like gasket, insulating materials, bolts and buts etc., and labour. Other accessories at repairers work to facilitate the testing at Peenya repair centre

1

61423

61423

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Code04 - Supplying & fixing of Yolk bolts with insulation, bolts, nuts complete at Peenya repair centre

8

25000

200000

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code22 - Moving the Transformer from the repair bay to loading point at Peenya

3444

80

275520

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Code11 - Erection of Transformer parts like bushings, filling of oil from Tr. etc., for the total weight of the Tr. except radiator banks at at Peenya repair centre

114.8

1134

130183.2

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Code19 - Loading of Transformer oil at KPTCL Peenya repair bay [Total weight of the transformer]

44.315

2061

91333.215

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Code01 - EHV Grade Transformer Oil

5.434

105545

573531.53

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code16 - Unloading of Transformer oil at KPTCL Peenya Repair bay [Total weight of the transformer]

44.315

2061

91333.215

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Code05 - Supply & fixing of Termex paper at Peenya repair centre

20

100

2000

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code12 - Drying of active parts of Power Transformer upto 5 cycles, by Vaccuum application, external heating, nitrogen purging, till the required dew point is achieved. Work should be carried out at site

1

484961

484961

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Code20 - Transportation of Transformer oil, accessaries using 10 MT Lorry from KPTCL Peenya repair bay to Somanahalli Station] [Total weight of the transformer]

880

41

36080



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