Complete repairing of 3.3kv/400amps gec make ht ocb switch for controlling 3.3kv overhead line block-iv ocp at sub-station kali mandir of abgc under govindpur area-iii si.no 5513

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

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 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)repairing and overhauling of mechanical as well electrical assly of 1250 amp.33kv vcb make-biecco lawrie sl.no.pvc-b36-0021(tr-2 controlling breaker) at 33kv r.s.sub-station.(2) new installation of 1000 amps v.c.b 12 no.with

Repairing of 02 no gec make 315 kva 3.3 kv to 570 volt an-an type of cooling tran switch unit installed at different panel sub-station for 315 kv transformer sr. no. missing of bhadra 7 8 mine

Repairing of 3.3kv / 6.6kv vcb field switch, 630 amp, make-andrew yule, sl. no. 0369 for float under kathara colliery.

(a)complete repairing of 3.3kv, 400amps vcb switch andrew yule make type nflp, sl.no.3837 and (b)repairing of bucholz relay wti and oti protective device 11kv/3.3kv transformer for controlling of f.n.-2 upper side s/s of mocp f/b of amp colliery.

Repairing of 11kv, 400amps vcb switch meditron &#x0d make, type um/1vcb/lc, sl.no.9552 for controlling &#x0d of minop substation 2mva power transformer of &#x0d muraidih, amp colliery.

Repairing of 11kv, 800amps vcb scpl make &#x0d switch, type vibh, 700 sl. no. 018 for controlling of &#x0d 1-k pit substation of phularitand, amp colliery.