Repairing of 1 no.(one) no.200amps 550volt sd-15 type kilburm make ocb switch with busbar sl.no.14016 at bagdigi sub-station of amal.joyrampur colliery under lodna area.

Repairing of 1 no.(one) no.200 amps 550volt kilburm make sd-15 ocb switch sl.no. 14027 at bagdigi sub-station of amal.joyrampur colliery under lodna area.

For complete repairing 200 amps. 550volts kilburn make ocb starter switch sl.no.11720 of tetulmari colliery under sijua area

(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.

Complete repairing and overhauling of (a) 200amps 550volt make acb, (b) 200amps 550volt abc make acb and (c) gec make 400amps 550volt ocb switch of tilaboni colliery.

Complete repairing one no. 550v 200amps ocb make kirloskar sl no 13980 of bhowra power house.

(a)complete repairing and overhauling of one(01) no.200amps 550volt kilburn make ocb switch sl. no.13958 and local id.no.jg /sw/ocb/550v/54 (b)sl.no.14015 and local id.no. jg/sw/ocb/ 550v/55 for power controlling of batta pump switch of amal.nt-st

Repairing of 1 no.(one)no. of 800amps 440volt a.b.c. make acb switch with busbar sl.no.nflp acb 738 3 phase 50 hz bagdigi sub-station of amal.joyrampur colliery under lodna area.

Repairing/overhauling of 1200amps 550volt gec make ocb switch with busbar local id no.joy-3-sw/12 ctr-1200/1000/5 controlling switch of submersible 5 pit sub-station of joyrampur colliery of amal.joyrampur colliery under lodna area.

Repairing of 02(two) nos. 200 amps 550 volt sd-15 type kilburn make ocb switch with busbar(a)sl.no. 14016 local id.no. bag/sw/ocb/550v/12 and (b) sl.no. 14027 local id. bag/sw/ocb/550v/11 at bagdigi sub-station of amal. joyrampur colliery under lod