Complete repairing and overhauling of 1 no. star- delta starter 550v prabhu make 120 h.p sl. no. 889 local id-bar/st/strdt/550 v/03 at bararee colliery under lodna area -x.

Complete repairing/overhauling of 400 amps 550v gec make ocb sl. no. 314711/117 local id.no. jl/sw/ocb/550v/17 at 2 pit jealgora colliery of amal. joyrampur colliery under lodna area.

Complete repairing/ overhauling and safety protection of 1 no. prabhu make starter 200 hp 550 volt 150 kw 3 phase sl.no-731 ( local id.no. bccl/lc/ st/dol/550/186 )1 pit winch motor controlling starter at lodna colliery of amal.joyrampur colliery un

Complete repairing of g.e.c. make ocb switch(local id.no. jl/sw/16) 11 kv 400 amp.controlling of power transformer 750 kva in 2 pit sub-station jealgora colliery of amal.joyrampur colliery under lodna area.

Repairing of 200amp, 550v controlling switch mine line make of jogidih colliery

Complete repairing and overhauling of 1 no. 200 amps 440 volt kilburn make ocb switch sl.no.jl/sw/19 for controlling of 2 pit surface pump motor at jealgora colliery (sl.no.-1937) of amal.joyrampur colliery under lodna area.

Repairing of 400a ,550v mine line make flp acb tugger controlling switch in jogidih colliery.

Complete repairing of 01 (one) no.vcb star-delta-starter of prabhu make operating voltage 3.3 kv 400 amps. capacity for controlling of 670 kw motor of 4000 gpm pump-motor having sl. no. ht-197 ( local id.no. nt/st/strdt/3.3 kv/19 )with kujama

Complete rewinding of 315kva,3.3kv/550v prabhu make tsu of underground of ningha colliery under satgram-sripur area.

Making of 21 nos maintenance free chemical earth pit at various lighting transformer sub-station of jealgora section of amal.joyrampur colliery under lodna area.