Complete repairing and rewinding of 300 kw , 3300 volts , 1480 rpm , BHEL make motor CC no.46 of Jhanjra project colliery

Part A :Complete repairing and rewinding of 300 kw , 3300 volts , 1480 rpm , BHEL make motor CC no.46 of Jhanjra project colliery

Supply of New Electrolyte grade enameled double fiber glass covered pre varnished copper strip (Class of Insulation -H Class) Cost of new copper strip = 240 Kg, Less Old unused Copper Scrap Value = 211 Kg.

Supply of tape suitable for HT motor.

Supply of Nomex paper for stator core insulation.

Supply of Varnish suitable for HT motor.

Supply of thinner suitable for HT Motor.

Cost of HT XLPE Cable core 70 Sq.mm

Taking out of the coils from the stator slots & cleaning/decarburizing of core slots.

Labour charges for formation of coils with D.G.C. Copper Conductor.

Inter layer insulation of the coils to be done with Kaftans tape.

Labour charges for Insulation of overhung portion of coil with GMP & GM tape.

Moulding all the coils

Fabrication of both side bearing housing of the motor after making the pattern. M.S. Casting, machining and appropriate size as per original cover.

Inserting of the coils into the core slots in chronological manner.

Supply of Silicon base glass wedges & fitting at the top of the coil into the core.

Final assembling of the Motor in all respect and testing by appropriate supply voltage.

Transportation charges Up & down.

Supply of Driving End side Bearing No. CRL 40.

Supply of Driving End side Bearing No. CRL 36.

Supply of NonDriving -end side Bearing No. RLS 36.

Dynamic balancing of Rotor.

Total impact of GST for the purpose of CTC