Repairing and rewinding of 02 nos. of distribution transformers, 250kva, 11kv/440v and 250kva, 3.3kv/440v installed at cisf colony and gurudwara chowk under gm unit nk area.

Complete repairing and re-winding of (a) 02-nos. 500 kva, 3.3kv/440v (b) 01-no. 250kva, 3.3kv/440v and (c) 01-no. 160 kva, 11 kv/440 distribution transformers installed at different locations of kathara colliery under kathara area.

Repairing of 275-hp, 3.3kv, bth make surface haulage of chinakuri mine-ill colliery under sodepur area.

Complete repairing and rewinding of 500kva, 3.3kv/440v marson calcutta make lightning transformer s.no.8725 of chinakuri mine-ill&#x0d colliery under sodepur area.&#x0d

Repairing of 2 nos. of 3.3kv, 150amps, mv make ocb primary main of 315kva, 3.3kv/550v power transformer and 250kva, 3.3kv/550v power transformer feeding power to domestic pumps installed at sgp chinakuri substation of chinakuri mine-i under sodepur a

Repairing and rewinding of 3.3kv, 275-hp, 365-rpm, slip ring motor, make-ael england, s.no.cki-iil/pnm/63 of chinakuri mine-ill colliery under sodepur area.

Repairing and rewinding of 3.3kv, 275-hp, 365-rpm, slip ring motor, make-ael england, s.no.cki-iil/pnm/63 of chinakuri mine-ill colliery under sodepur area.

Repairing and rewinding of 3.3kv, 275-hp, 365-rpm, slip ring motor, make-ael england, s.no.cki-iil/pnm/63 of chinakuri mine-ill colliery under sodepur area.

1.interlocking arrangement of surface mmv with underground power supply circuit breakers of chinakuri mine-ill under sodepur area.&#x0d 2.repairing of 300amps, 550v, abc make flp acb switch s.no. cki-iii/pnm/52 of chinakuri mine-ill colliery under sodepu

Repairing of 750kva, 11kv/440v lighting transformer installed at surface station of chinakuri mine-i under sodepur area .