Repairing of 150hp, 550v star delta starter 02 nos and 200amp 550v acb switch of 7 pit madhusudanpur colliery

Repairing of 40hp haulage motor 02 nos and 3.3kv 100amp acb of jambad colliery

Installation of belt conveyors for k13 panel of lhcm in rv seam of khottadih colliery, pandaveswar area

Complete rewinding and repairing of primary and secondary breaker of andrew yule make 315 kva 3.3kv-550v sl no sspay03 transwitch transformer at shyamsundarpur colliery

Construction of 02 (two) nos. isolation stoppings in k5 panel of r-v seam at khottadih colliery, pandaveswar area.

Self-rescuer reserve station at underground and miner station in r-iv and r-v seam of khottadih colliery, pandaveswar area.

Supply, installation, testing andcommissioning of ngr 3.3 kv protection system in 33kv/3.3kv power transformers and 3.3kv dg set at 33kv s/s and ngr 440v protection system in 3.3kv/550v/440v power transformers at ncph, ra and vw ug mines of chrm ar

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.

Repairing and rewinding of (a) c.g make 100 hp, 550v non flp slipring motor and (b) k.e make 12.5 hp, 550v, 720rpm flp motor of bankola colliery.

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.