Repairing and overhauling of f.i.p.pump and nozzle of tata tripper no. jh10d/9784 of amal.nt-st-jg colliery under lodna area

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

For complete repairing and overhauling of ocb, sd -15 make kilburn switch 550v,150a, asst. no. arn/72 sl.no.08595 4 pit loyabad (ii)and repairing of 120 hp,550v,star delta starter, a.t.s type, amba speed make,sl.no.a-223-97 controlling of submersible

Internal wiring of tisra thana ( residence) at amal.nt-st-jg colliery under lodna area.

Repairing/overhauling of 1 no. 400 amps 550 volt gec make ocb switch with busbar sl. no. 30/1889 and local id. nt-st-jg -05 type k-03 main controlling switch at amal.nt-st-jg colliery under lodna area.

Complete repairing and overhauling of 1 no. h.t. switch 11 kv 400 amps bieeco make ocb switch for controlling of 500 kva transformer main switch at huchuktand sub-station of amal.nt-st-jg ocp under lodna area.(local id.no.bccl/nt-st/ ocb/22)

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..

Complete repairing and overhauling of 1 no ht switch 11kv 400a crompton greaves make ocb switch for controlling of 11kv primary side of 2mva transformer sl no.st/sw/ocb/11kv/27 at 9 no siding of amal.nt-st-jg ocp under lodna area.

Complete repairing 11 kv ocb 400 amaps vcb switch electrotechnica make for controlling of 7.5 mva transformer at marigodam workshop sub-station sl.no. 2312 local id. no. bccl/jg/sw/vcb/11 kv/21 of amal.nt-st-jg colliery under lodna area

Dismantling of pump motor with electricals from south tisra workshop and installation at new golden pahari sub-station amal.nt-st-jg colliery under lodna area.