A)replacement and reconditioning of 6.6k v v.c panel, 400amp, make-a/y and co. ltd for controlling of primary crusher motor (320k w) 01 no. and (b)repairing/reconditioning of ocb switch, 400amp, 6.6kv, make-russian installed at 6.6k v control sub-sta

For providing and replacement of bearing overhauling and varnishing of 250kw 3.3kv ht motor make kirlosker sl.no.3161103-02 of nichitpur colliery

Complete repairing and rewinding of (a) 01 no. 630kva, 3.3kv/440v k-sambhav make, with sl. no. ktc/tr/630/12 and (b) 01 no. 500kva, 11kv/440v gec make with sl. no. 22426418 oil cooled transformer for colony power supply under kathara colliery.

Complete repairing and &#x0d rewinding of rotor of 460 &#x0d kw, 6.6kv, slip ring &#x0d induction motor with &#x0d sl.no. mp/460/2for main &#x0d pump room 500mh, &#x0d moonidih

Repairing of ht switch, 400amps.sl.no.5732 make gec (ii) 3.3kv,400amps sl.no.190 switch make prabhu,7/8 substation tmc

Complete repairing of 400 amps 11kv electroteknica make sl. no- 8363 vcb switch with busbar for primary controlling of 2mva, 11kv/3.3kv power transformer at main substation rocp/sj.

(1) complete repairing of 200 amps kilburn make sd-15 switch 550 volt sl.no.1092 for 40 hp pump at gtc unit asgkcc.(2) repairing of ocb switch 6.6 kv,400amp,sl.no.5705 make gec at salanpur colliery,(3) (a) oil leakage repairin

Repairing of (a) acb switch 550v, 200amp(b) ocb switch 550v,400amps for mudidih colliery under sijua area

(1) complete repairing/over-hauling of 6.6kv/400 amp,vcb switch with busbar,sl.no.455357/01 gec make at kanta-pahri s/stn (2) complete repairing/over-hauling of gec make ocb switch,6.6kv/400 amp sl.no.5717 at kanta pahri sub-station under akwmc

(1) complete repairing of 400 amps gec make switch ocb 550 volt,sl.no.30/1489 at 12 no.national angarpathra aarc.akwmc.(2) repairing of 400 amps vcb switch 6.6kv,make-gec,sl.no.455501/1 at kantapahri sub-station akwmc.