Providing and fitting of safety device relay pt fitted for 6.6kv nflp ocb ece make 800 amp. indoor type ctr 200 100 5/5a sl. no c 3 at cocp substation under asp patherdih colliery.

Provide and fitting of safety device relay pt fitted for 6.6kv nflp ocb ece make 800 amp. indoor type ctr 100 5 5a sl. no c 4 at cocp under asp patherdih colliery.

Providing and fitting of safety device relay pt fitted for 6.6kv nflp ocb ece make 800a indoor type ctr 1005a, sl. no c 2 at cocp substation under asp patherdih colliery.

Complete repairing of3.3kv ocb ece make, 400a, indoor type, ctr400-300/5a-5a, under bhowra power house.

Repairing and fitting of safety device electronic relay,p.t. fitted for 11kv, 400amps ocb switch for compliance of violation given by dgms at 4a patch substation bhowra south colliery.

Complete repairing of 11kv nflp ocb ece make, 400a, indoor type,ctr-200-100-5 -5a, sl. no-06 for 250 kva 11 kvby440 volts transformer for approval for dgms at 4a patch sub- station of bhowra south colliery

Repairing and overhauling of 800a ece make lt ocb switch sl. no- 1749 at 14 no. feeder substation asp colliery

Repairing and fitting of safety device electronic relay fitted for 3.3kv 400 amp. ocb switch at bhowra south colliery

Complete repairing of 630 amp. vacuum contactor 6.6kv/3.3kv control panel stardelta starter 6.6kv sl. no fsw 015 type dol nflp make prabhu switch gear controlling to ht motor pump for cocp asp colliery.

Complete rewinding and repairing and maintenance of 500 kva transformer, 6.6kv /440v , sl no c- 9139/65, make ece of asp colliery.