Repairing, rewinding and installation of K-sambhav make, 11kV-3.3kV, 2MVA transformer installed at CHP substation at Shyamsundarpur Colliery under Bankola Area.
Eastern Coalfields Limited · Shyamsundarpur Colliery, West Bengal · Repair, Maintenance & AMC Services · open
Key facts
- Tender value: ₹6.4L
- EMD: ₹8K
- Published: 16 Oct 2026
- Closing date: 26 Oct 2026
- Status: open
- Status as of: 20 Oct 2026 23:29 UTC
- Ministry: Ministry of Coal
- Department: Eastern Coalfields Limited
- Office: Bankola Area
Description
Repair, rewinding, testing, transportation and installation of the 2MVA transformer at the CHP substation at Shyamsundarpur Colliery. The BOQ notes that Rs. 319866.00 for the value of 599kg Cu scrap will be deducted from the bidder's quoted value, excluding GST.
Eligibility & requirements
- Startup relaxation: No
- MSE relaxation: No
New to these terms? Read how tender eligibility criteria work.
Commercial terms
- Bid type: Item Rate
- Evaluation: Cost to Company (CTC) for deciding L1 bidder
- Make in India (MII): No
- MSE preference: No
Line items (11)
- 2 — Qty: 3 4
- Dismantling of core & winding from the transformer tank & cleaning of all parts of transformer property. — Qty: 1 No
- Cost of copper Conductor, HV(525KG) and LV (105KG) winding shall be wound from super Enamel covered / Double paper covered Electrolytic Copper Conductor. — Qty: 630 Kg
- Insulation of Conductor for primary coils ( new copper strip 525KG) & secondary coil (new copper strip 470KG) by double coated manila paper. — Qty: 995 Kg
- De-hydration & filtration of transformer oil to improve Di-electric strength upto 60KV BDV. — Qty: 2800 Ls
- Cost of brazing with supply of rod ,oxygen, DA for brazing of all the primary & secondary coil. — Qty: 1 Ls
- Cost of insulating material, varnishing, pre compress paper board , oil duct, cotton tape, webbing tape etc. — Qty: 1 Ls
- Reformation of coil primary and secondary — Qty: 1 Ls
- Fitting of core channels, primary & secondary coils & winding into the transformer tank. — Qty: 1 Ls
- Providing neoprene gasket for all the joints of each part such as top cover ,inspection cover , insulators cooling fins etc. — Qty: 1 Ls
- Assembling and Installation with transportation of transformer at site which includes placement of transformer , Pre commissioning testing and energizing. Details of Pre commissioning test including TC. 1)Insulation Resistance test. 2) High voltage Pressure test. 3) Vector Group Test. 4) Magnetic Balance test.5) Voltage Ration on all tap position 6) Di-electric test of transformer oil 7)Transformer oil acidity test — Qty: 1 Ls
1 tender document(s) available — sign up to download.
Related tenders
- Outsourcing of Services for Revitalisation and Surface Refinement of Institutional Furniture — Repair, Maintenance & AMC Services · Maharashtra
- HIRING OF SERVICES FOR WATERPROOFING TREATMENT OF SHED ROOF AT INS HAMLA — Repair, Maintenance & AMC Services · Maharashtra
- Hiring of Services for Crack Cleaning, Polymer Modified Mortar Filling and Epoxy Injection Treatment — Repair, Maintenance & AMC Services · Maharashtra
- Supplying and fixing of 22228K with sleeve and Check Nut HE 328 and V Belt D-358 of MMV installed at OC 1and2 Mine of OSA under Orient Area — Repair, Maintenance & AMC Services · Odisha · ₹2.0L
- Offloading the work of Changing of Clutch Release bearing, Clutch Disc, Fly wheel and Radiator etc. assemblies work of light vehicle truck (UP64H-1338) of Dumper Section, NWS of Khadia Project. — Repair, Maintenance & AMC Services · Uttar Pradesh · ₹1.1L
- Annual Maintenance Service - Desktops, Laptops and Peripherals - DESKTOP/LAPTOP/PRINTERS/SCANNERS; CANON/HP/DELL/ACER/EPSON/BROTHER/TVSE — Repair, Maintenance & AMC Services · Rajasthan · ₹6.0L
- Preventive maintenance of discharge chutes of sink screen, changing of by pass chute of jig bypass conveyor belt along with drive unit of belt at Bhojudih Coal Washery — Repair, Maintenance & AMC Services · West Bengal · ₹5.2L
- Strengthening/ preventive maintenance of V.T. Pumps (Main) of slurry ponds and its structure base and connecting pipelines and pump house at Bhojudih Coal Washery. — Repair, Maintenance & AMC Services · West Bengal · ₹4.9L