Maintenance and reconditioning of 2 nos. vcb (11kv and 6.6kv, pce make), 2 nos. ocb switch (11kv, 800 amp, gec make), sf6 abb make breaker (33kv, 1250 amp), maintenance of ct, and repairing of 11kv capacitor bank control panel at central substation

A) repairing and reconditioning of ocb, 400amps, 6.6k v make-russian installed at control room feeding power for ing of 215 impact crusher in h.m.s section of ktw (b) repairing and reconditioning of ocb, 400amps, 6.6k v, make-russian installed a

Repairing of 6.6kv crompton greaves make&#x0d 400amps ocb switch sl no. 45832 controlling of&#x0d 1000 kva, 6.6kv/440v-550v transformer at&#x0d madhuban filter plant sub-station under, amp&#x0d colliery barora area

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

Repairing of 400amps switch 6.6kv crompton grease make ocb at nakc main sub station under govindpur area

Repairing of 6.6kv, 400amps gec make ocb switch, colliery sl.no. mocp/ht/ocb/12 for main controlling of 6.6kv &#x0d at jarlahi face for 4000gpm motor pump in socp muraidih, amp colliery

Complete repairing/ overhauling of one(01)550 volt ocb 400amps metro politan make ocb switch sl. no.d-834890 installed at lodna power house

Repairing of 6.6kv crompton greaves make 400amps ocb switch sl.no. 45832 controlling of 1000kva, 6.6kv/440v-550v transformer at madhuban filter plant sub-station under ampc barora area.

Repairing and reconditioning of 11kv, 400a, andrewyule make ocb installed at 9 pit substaion of bastacolla colliery.

Complete repairing / reconditioning of 3.3kv ocb switch, 400amp, make-kirloskar installed at ht room for primary control of two ocb switch of plant and 3.3kv ocb switch, 400amp, make-bicollary, s/n-sgw-1(wnp) for power supply to oversize transformer