Repairing/overhauling of 400 amps. 11 kv biecco make ocb switch local id-jg/sw/ocb/11 kv/47 for primary controlling of 2 mva 11kv/3.3 kv power transformer at 09 no. siding of amal. nt-st-jg colliery under lodna area.

A)complete repairing and overhauling of 1 no h.t. switch 11 kv 400 amps biecco lowrie make sl.no. 51 and local id.bccl/jg/sw/ocb/11kv/51(b) partial repairing of 11 kv 400 ampslocal id. bccl/nt/st/ocb/11kv/8 of amal. nt-st-jg colliery under lodna area

Partial repairing of 3.3 kv 400 a ocb switch local id. no. bccl/nt/sw/ocb/2 installed at 6 no. sub-station of amal. nt-st-jg colliery under lodna area.

Complete repairing of 11 kv 400 amps ocb switch make southern gear ( local id no. bccl/nt/sw/11kv/61) and serial no-0762/945 at amal. nt-st-jg colliery under lodna area.

Complete rewinding of 100 kva transformer 11 kv/440v make marsons sl. no. 2026 of amal. nt-st-jg colliery under lodna area.( local id. bccl/nt/100 kva/tr/14) .

Complete repairing of biecco make ocb switch 11 kv 400 amps controlling of lighting transformer 250 kva in 3 pit sub-station joyrampur colliery of under lodna area (local id. bccl/joy 3/ sw/ocb/11 kv/06 ).

Complete rewinding/ repairing of 215 kw /3.3 kv 1488 rpm maa make motor local id.no. bccl/ jg/215 kw/ motor/10 of amal nt-st-jg colliery under lodna area

Erection of 5 nos pole for 11 kv overhead line at 9 no.siding crusher of amal. nt-st-jg colliery under lodna area.

Complete repairing of gec make 400 amps 440 volt ocb switch with busbar sl.no. 30/0089 for controlling of lighting line golakdih basti and 6 no. siding at 6 no. sub-station of amal. nt-st-jg colliery under lodna area.( local id no bccl/nt/sw//ocb/49

Complete repairing of gec make 400 amps 440 volt ocb switch with busbar sl.no. 30/0089 for controlling of lighting line golakdih basti and 6 no. siding at 6 no. sub-station of amal. nt-st-jg colliery under lodna area.( local id no bccl/nt/sw//ocb/49