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 800 amp. indoor type ctr 200 100 5/5a sl. no c 3 at cocp substation under asp patherdih colliery.

Providing and fitting of safety device relay pt fitted for 6.6kv nflp ocb ece make 800 a indoor type ctr 300 5 5a sl. no c 1 at cocp substation of asp colliery.

Repairing and overhauling of 800a 440v ece make sl. no 6574 type lib 2 ocb main controlling switch for lighting line of nine seam colony patherdih under asp patherdih colliery.

Complete repairing and maintenance of ht 6.6kv oil circuit breaker 800a sl. no 8007 make ece of asp colliery.

Repairing and overhauling of 800a ece make lt ocb switch sl. no- 1749 at 14 no. feeder substation asp 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 repairing of 6.6kv, 400amp make- ece, slno-wss-2 ocb with busbar of main colony sudamdih (town power supply dept.) under asp colliery.

Repairing and maintenance of vcb 6.6kv ht 60amp. sl. no 053 make andrew yule of patherdih colliery under asp colliery.

Repairing of 6.6kv 400 ampere ocb switch make ece sl no c3 controlling to over head line and ht motor pump of 735kw 918.75 hp 1484 rpm 6.6kv 85 ampere busbar male type install for asp 6.6kv substation sudamdih bhowra e.j. area .