(a)complete repairing and overhauling of one(01)no.h.t.switch 11 kv 400 amps make g.e.c. sl.no. 12636 local id. no.jl/sw/11 at 2 pit (b) complete repairing / overhauling of one(01) no.ocb switch 11 kv 400 amps.make biecco lowrie sl. no. 116-1956 loca

Prive maintenance of 11 kv and 440 v overhead line of nbcc colony feeder from dg jealgora 33kv sub-station to nbcc colony parghabad of amal. joyrampur colliery under lodna area.

Erection and commissioning of 11 kv overhead line from bagdigi colliery to joyrampur ocp patch-d of amal. joyrampur under lodna area.

Repairing of 11 kv overhead line of joyrampur from 3 pit sub-station to 5 pit sub-station of amal. joyrampur colliery under lodna area.

Complete rewinding /repairing of 5 h.p. 440v 2900 rpm k/e make motor for water supply parghabad colony of bararee colliery ( local id bar/d/m/07 ) of amal. joyrampur colliery under lodna area.

(a) complete repairing and overhauling of safety protection of 1 no. h.t. switch 11 kv 400 amps biecco make ocb (b)complete repairing /overhauling of one(01) 400amps 550volt easoni make ocb switch with busbar sl. no. 12k6021of amal. joyrampur coll

Erection and commissioning of 11 kv overhead line (approx length 350 meter) at bagdigi colliery of amal. joyrampur colliery under lodna area.

Repairing of 01(one) no. dol starter 3.3 kv 400 amps mine line make controlling of joyrampur patch pump-motor system of amal. joyrampur under lodna area( htsd and local id.no. bccl/joy/3.3 kv/400 a/01 )

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

Complete rewinding/ repairing of one no.630 kva 11kv/ 2.2 kv power transformer sl.no. jpo/ ptr/03 of amal. joyrampur colliery under lodna area