Repairing of 11kv 400a ocb switch crompton greaves ctr controlling to 100 kva power transformer 11kv/440v installed at outsourcing camp bastacolla ocp.

Proposal for repairing of crompton parkinson make ocb 400a, ctr-100/5a, 11kv switch gear main controlling of 3mva 11kv/3.3kv transformer at langri more sub-station at docp.

Repairing of 11kv 400a crompton greaves ocb sl. 27902g at bottom pit 11kv substation at industry colliery, adic

Repairing of 11kv, 400amps crompton greaves make ocb switch, sl.no.45834 for controlling of muraidih office of muraidih, amp colliery.

Repairing of crompton greaves make ocb 11kv, 400a, ctr-200-400/5a, switch gear, ref. no. 2516-1980 all main no. (1) 11kv switch gear 33/11kv substation nlocp.

Repairing of compton greaves make ocb 11kv, 400a, ctr-100/5a, switch gear si. no. 27913g for all main 11kv/3.3kva transformer at 2mva substation nlocp.

Repairing of 400a, 11kv biecco lowrie make ocb switch, sl.no.116-1952 for controlling of 11kv/440v transformer at budora &#x0d sub-station of phularitand colliery

A) complete repairing and overhauling of one(01) no.200amps 440volt kilburn make ocb switch sl. no. bccl/jg /sw/ocb/ 440v/29440v/29 (b)bccl/jg /sw/ocb/ 440v/45 (c)bccl/nt/sw/ocb/11kv/46 (d)nt/sw/acb/440 volt /59 at amal.nt-st-jg colliery under

For maintenance of 400a, 11kv, ocb with installation of oto and eti protection with the circuitof1000kvatransformer installed at kdsii

Repairing of (a) 11kv, 600a, gec make ocb switch &#x0d sl.no.-2817 and (b) 6.6kv,400a gec make ocb &#x0d switch sl. no.-m-164 for controlling of 11kv/6.6kv &#x0d transformer at sadbhavna substation under &#x0d muraidih, amp colliery.