Tamil Nadu Transmission Corporation Limited Tender

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Tamil Nadu Transmission Corporation Limited - TANTRANSCO Tender

Works
Electrical Generators And Transformers
Electrical and Electronics
Eprocure
Opening Date30 Jan 2025
Closing Date13 Feb 2025
Tender Amount₹ 5,70,000 
Notes
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Costs

Summary

Ts.no.027/2024-25 Of Se/gcc/salem(mm)

Description

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BOQ Items

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DO_NOT_SHOW

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Supply & fixing of spares/ accessories for Power/Auto Transformers of reputed make as directed by the Field Engineer. - Neoprene Gasket 900x900x6mm (Equlizing pipe and osr prv)

3

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Supply and Termination of cable core end including the cost of cable socket, lug, ferrules, strap etc., as per cable schedule.

750

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Supply M.S Flat 75x12 supplied by the Contractor including transportation as directed by field engineer

0.5

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Supply and provision of Metallic Bellow (150 mm - 2, 200 mm - 1)

3

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Supply and provision of various sizes of GI /Yellow bolts and Nuts , with washers and foundation bolts for cooler bank A frames Cooling pumps/pipes supports, Marshalling box cooler control cubicles and where ever necessary as per direction of the Field Engineer. Per KG ( M8,M9,M10,M12,M16, M 19, M 25)( SSE / other CNI RatesItem No S 2)

50

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400 KV double moose to HV bushing terminal connector clamp with 450 mm spacing.

1

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230 KV double moose to IV bushing terminal connector clamp with 225 mm spacing.

1

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LV bushing terminal brass clamp with SS screw washer nuts and bimetallic

3

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Switch end clamp for Neutral bushing (as directed by the field engineer)

1

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Labour charge for Erection of single phase ,105 MVA BHEL Make ,Bearing S.no 6006117, 400/ 230/33KV ICT with Turret incuding all HV/IV/LV Bushings,Which involves TANDELTA Test, Bushing CT test by P&C wing,cooler bank ''A'' frame modification and minor modification in cooler assembly,Fan pumps, oil pipelines ,Marshalling box,RTCC panel and all accessories which ever is necessary for successful commissioning of the Transformer including crane charges

1

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Labour charge for Cabling of 105 MVA BHEL Make ,Bearing S.no 6006117 ,400 /230/33KV ICT at K.R.Thoppur 400KVSS. Up to 8 core

350

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Labour charge for Cabling of 105 MVA BHEL Make ,Bearing S.no 6006117 ,400 /230/33KV ICT at K.R.Thoppur 400KVSS. Above 8 core

250

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Supply & Glanding of 32mm

6

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Supply & Glanding of 28mm

20

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Supply & Glanding of 25mm

20

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Supply & Glanding of 22mm

60

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Labour charges for Internal wiring of Auto/Power Transformer including replacement of existing old cables, or laying new cables, bunching, routing tec., for connectingProtective devices like bucholtz relay, PRV, OSR, OTI,WTI, MOG, oil and winding temperature indicators, fans, pumps flow meters and Bushing CTs as directed field engineer. ( percentage amount to be adopted for respective number of partial cables wiring where ever required)

1

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Labour charges for Earthing of 105 MVA BHEL Make ,Bearing S.no 6006117 ,400 /230/33KV ICT Transformer main tank and Neutral at two points, M.Box, DM Box, RTCC panel, A-Frame & pump support etc., including consumables & machinary as directed by the field engineer.

1

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Labour charges for Painting of 105 MVA BHEL Make ,Bearing S.no 6006117 ,400 /230/33KV ICT Transformer (single phase unit) includingsupply of branded alumininum paint

1

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Dismantling of Light section materials including 125x65 MS Channels, /100x 50MS Channels, various sizes of angles and class 'B' pipes for cooler bank support panel bottom frames, and fan frames and whereever required as per the Field Engineer's instruction per MT

0.5

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Hot oil circulation of 105 MVA BHEL Make ,Bearing S.no 6006117 ,400 /230/33KV ICT Transformer (single phase unit) main tank and OLTC as per the requirement of board officials till the required values are reached including charges of all T&Ps, filter machine lead, lift etc., complete.

33600

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labour charge for erection of light section materials including 125x65 MS Channels, /100x 50MS Channels, various sizes of angles and class 'B' pipes for cooler bank support panel bottom frames, and fan frames and whereever required as per the Field Engineer's instruction per MT

0.7

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Supply, fabrication and provision of MS pipe and light section materials including 125x65 MS Channels, /100x 50MS Channels, various sizes of angles and class 'B' pipes for cooler bank support panel bottom frames, and fan frames and whereever required as per the Field Engineer's instruction per MT

0.2

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Supply of material (CIVIL PORTION) including transportation and labour for conctering 'A'' frame cooler bank assembly including pump support, Support structure where ever required

5

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labour charge for dismantling of busbars including fabricatio and any modification of end clamp where ever required -400KV SS

1

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labour charge for Erection of busbars including fabricatio and any modification of end clamp where ever required -400KV SS

1

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Dismantling of 230KV SINGLE Pole stack

1

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labour charge for dismantling of busbars including fabricatio and any modification of end clamp where ever required -230KV SS

1

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labour charge for Erection of busbars including fabricatio and any modification of end clamp where ever required -230KV SS

1

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Erection of 230KV SINGLE Pole stack

1

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Labour charges for over hauling and rewinding of fans including replacement of bearings, shaft washers etc.,

4

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GST for bidders within Tamil Nadu

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1

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1

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GST for bidders outside Tamil Nadu (IGST)

1

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