For complete repairing and overhauling of ocb, sd -15 make kilburn switch 550v,150a, asst. no. arn/72 sl.no.08595 4 pit loyabad (ii)and repairing of 120 hp,550v,star delta starter, a.t.s type, amba speed make,sl.no.a-223-97 controlling of submersible

1.drawing of 1 new 440 v overhead line (500 m) from no.2 pit substation to agent office, kumardhubi colliery, 2. new 550v overhead line (300 m) from no. 2 pit substation to no. 2 pit fan house at kumardhubi colliery, mugma area, ecl.3.a) drawing of n

Repairing of ocb er sd 15 make- kilburn 200a 550v under amp colliery, barora area

(a) repairing of ocb starter, sd 15, make-kilburn, 200a, 440v and (b) ocb starter 200a kilburn make sd-15 starter under amp colliery, barora area.

Kilburn make sd-15 / 200 amps 440 volt dol starter of bhagatdih under rocp/sj.

Repairing of 440v ocb gec make switch 400a with busbar for sj substation rocp..

Repairing of 550v ocb, 200a, sl. no. 20sf532 make reyrolle of chp substation under bhurkunda colliery.

Repairing of 200 amp kilburn make sd-15 type oil circuit breaker sl. no.- 03601440 volt at bnr siding rocp/sj.

Repairing of 200a, 550v, make-kilburn, sd-15, si no.- 11681 of south govindpur, 15 no. dhoura, under govindpur area iii.

Complete repairing and overhauling of 1 no 200a 550v kilburn make ocb switch for power controlling of kt sub-station lighting line switch at nt-st-ocp local id-jg/sw/ocb/550v/2 under lodna area.