South Eastern Coalfields Limited Tender

Complete repairing/rewinding of 04 nos. 900 KW, 6.6 KV, 1492 RPM Marathon make HT induction Motors of Gevra Project with Sl no. 3F660682/3, 3F660684/9, 3F660684/11 and 3/F660684/3 along with test reports. Scope of work includes :- a) Complete replacement of winding with new 99.96% grade (F - Class insulation copper conductor) as per design. Total no. of Coil-72 Nos and Strip Size- 3 x 7 mm. Weight of 01 no. coil - 4.85 kg (approx.). Weight of 72 coils for 01 motor - 72 x 4.85 kg = 349.20 kg. Weight of Copper for 04 Motors= 4 X 349.2 = 1396.80 Kg. b) The rate is inclusive of Cost of insulating materials changing of complete with new insulation (f - Class insulation). c) The rate is inclusive of cleaning, checking, brazing of connections, heating and repairing of bearing sheet or rotor, Painting and testing etc. d) Rate is inclusive of Labour Charges & Contactors profit. e) Scrap materials inclusive copper will be retained by repairer. f) Bidders are requested to thoroughly inspect the job lying at our site before participating in tender. g) All materials shall be routed through Regional Stores. h) To and fro transportation shall be by bidder.

Replacement of bearing no. NU226C3 of DE side

Replacement of ball bearing no. 6226C3 of NDE side