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.

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.

A. repairing of 3.3kv ocb switch 400a, ctr-100/5a, make-ece, sl.no.-1437 installed at main sub-station of gvp phase-ii ocp and b.repairing of 3.3kv ocb switch 400a, ctr-100/5a, make-ece, sl.no.1439 installed at main sub-station of gvp phase-ii ocp.

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

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.

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