Complete repairing /overhauling of 400 amps gec make 550 v ocb switch with busbar id no joy/sw/05 controlling of submersible pump motor at 5 pit joyrampur colliery under lodna area ( local id no bccl/joy-5/sw/ocb/22 )

Complete repairing and overhauling/safety protection of (a) 400amps/550volt gec make ocb switch local id. bar/ocb/ 28(b) 400amps 550volt gec make ocb switch local id. bar/ocb/ 03 at bararee colliery of amal. joyrampur colliery under lodna area.

Repairing of 1 no.(one) no.1200 amps 550volt gec make ocb switch with busbar sl.no.50/0109 and local id. no. joy-05 and lt/sw/7 at 5 pit sub-station of amal. joyrampur colliery under lodna area.

Complete repairing and overhauling of 1 no. h.t. switch 11 kv 400 amps ece make ocb switch for controlling of 1000 kva transformer main switch at 5 pit sub-station at joyrampur colliery of amal. joyrampur colliery under lodna area.(local id.no.joy-5-

(a) repairing/ overhauling of one(01) no.800amps 550volt r sl. no. bar/sw/ocb/08(b) repairing of 01(one) no. 100amps 550volt sd-15 busbar local id.no. joy/3/sw/ocb/17 at 5 pit sub-station of amal.joyrampur colliery under lodna area.

Repairing of 1 no.(one) no.200amps 550volt sd-15 type kilburm make ocb switch with busbar sl.no.15338 and local id no. bag/sw/ocb/550v/16 at bagdigi sub-station of amal.joyrampur colliery under lodna area.

Repairing of 1200 amp ocb switch with busbar make gec 440v-550v, type ctr 400-800/5a controlling to power transformer secondary switch of simlabahal 4 pit colliery.

Complete repairing and overhauling of three(03) nos.l.t. switches (a) local id. bar/sw/02 and (b) ocb switch make gec 400amps/550vol atlocal id. bar/sw/ocb/ 46 local id. no. bar/sw/47 of amal. joyrampur colliery under lodna area

Repairing/overhauling of 01 (one) h.t. ocb switch 11 kv 400amps make gec sl.no. m-411 and local id no.bar/ sw/49 at bhatta sub-station bararee colliery of amal. joyrampur colliery under lodna area.

Repairing/overhauling of 1 no. 400 amps 550volt gec make ocb switch with busbar sl. no. 30/1889 and local id no.nt-st-jg-05 type k-3 main controlling switch at amal nt-st-jg colliery under lodna area..