(i)for maintenance of one no.1 mva 6.6kv/550v transformer installed at loyabad colliery make-ece,asset sl.no.arn/14 lbc(ii)complete rewinding and overhauling of a 750 kva power transformer 6.6kv/550v at 5 pit substation of lbc make-ece asset.no.loy/e

Complete repairing/rewinding of 3 phase marathon make induction motor, 6.6 kv, 750 kw, 1492 rpm, sl. no. 3f660895/2 failed during operation in the deep mine pumping zone of rajmahal ocp.

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

Complete repairing of 400 amps ocb switch 6.6 kv make-ece sl.no.8528 at agkcc colliery under katras area

Complete repairing of 400 amps ocb switch 6.6 kv make ece,sl.no.k.c.c/03 main controlling of pit sub-station agkcc

Repairing and overhauling of 6.6 kv, 400a, ocb, ece make, sl.no.2498 at samadhi sthal gtc, agkcc. katras area

Repairing and overhauling of 6.6 kv, 400a, ocb, ece make, sl.no.2498 at samadhi sthal gtc, agkcc. katras area.

(1)complete &#x0d repairing/rewinding re&#x0d insulation of 1000 kva,6.6 &#x0d kv/440 volt 3 phase &#x0d lighting &#x0d transformer &#x0d crompton parkinson make &#x0d sl.no.2/agkcc of chaitudih &#x0d colliery &#x0d under &#x0d agkcc,katras &#x0d area.(b) &#x0d repairing of 63 kva,

Complete rewinding and repairing of 3 phase p.t. 6.6 kv/110 v controlling for 400 amp ocb switch make - biecco lawrie sl.no. vr 9121 at sijua chp (nkas) sub-station katras area.

(a)complete repairing of 400 amps ocb switch 6.6 kv make-ece, sl.no.2642 controlling of 1000 kva power transformer at pit sub -staion agkcc under katras area. (b) repairing and over hauling of vcb switch 400 amps.6.6 kv.make-sait mine line