NIT NO. 28, ITEM NO. 03 (2023-24)

Dismantling of motor from base frame by removing all electrical contracts/connections, dismantling of flexible tyre coupling, cutting/removing of old nut bolts from base frame and shifted to workshop with help of hydra and necessary transportation.

Cutting the old rotor and stator burnt winding strips complete. Providing and fixing of new F Class insulation, rewinding with new electrolyte copper strips/wire with fiber glass tape, making the connections. Providing and fixing of new copper sockets both sides, brazing the socket with F class insulation. Replacement of all copper flexible leads, Binding the rotor winding both sides with HT steel wire and f class insulation, varnishing and baking the same as required.

Dynamic balancing of rotor, repairing of rotor shaft NDE side, remetalling the shaft turning. & polishing the same as per bearing inner dia and bearing end shield NDE side as per requirement.

Replacement of both side bearings i.e Bearing No 6320 NU224. Make SKF/FAG

Replacement of slip ring, holder, connecting leads and carbon brush as per sample.

Assembling the complete motor with painting etc. at site with cartage,Testing & commissioning of motor on NO LOAD and ON LOAD.

ASHMITA ENGINEERS AND TRADERS