Complete repairing / rewinding of 315kva,3.3kv/550 volt tsu kirloskar make sl. no.- 93dgb218/33 convert to 315 kva, 3.3kv/440 volt only transformer at bhalgora new pit sub station of aebsc.

Complete repairing rewinding and overhauling of pullen make 120 h.p.550 volt 2900 rpm 6 stage submersible motor and pump set local id. no.joy/ss/120 hp/ at joyrampur colliery of amal. joyrampur colliery under lodna area.

Partial repairing stude gasket and cooling tube cleaning of 300 kva 2.2 kv/440v 3 phase marson electric make lighting transformer at jealgora 7 pit old sub-station sl.no. 12537 colliery id no. jl/tr/300 kva/11 of amal.joyrampur colliery under lodna

Partial repairing 1.5 mva 11 kv/550 volt power transformer make electric construction and equipment co. ltd at new sub-station at 7 pit jealgora sl.no. c-6519/82 local id. jl/tr/08 at jealgora colliery of amal.joyrampur colliery under lodna area.

Repairing and overhauling of 300 hp, 550 v, type ats, 3 phase control panel , make amba speed, sl no a-223-46 for submersible pump at site of putki colliery.

Complete repairing/ rewinding and overhauling of pullen make 210 h.p.550 volt 2900 rpm p-16 submersible motor and p-260 five stage pump sl.no. pp-380048 local id. no. lc/subm/03 at lodna colliery of amal. joyrampur colliery under lodna area.

A)partial repairing and safety protection providing of 400 amps 11 kv biecco lowrie make ocb sl.no.116-1956 (b) complete repairing/overhauling of 400 amps 550v ocb switch sl. no. bccl/jl/sw/ocb /550v/10( c ) partial repairing of 250 hp 550v auto star

Changing of gasket and studs of 1000 kva 11kv/550 volt power transformer sl.no. 17189 and id.no. 07 at 7 pit sub-station of jealgora colliery under lodna area( local id.jel/tr/1000 kva/07).

Complete repairing and overhauling of(tsu ) h.t. primary 3.3 kv 3 phase and l.t. secondary switch 550 volt sl. no. 371181/5 and local id. bccl/lph/tsu/315 kva/38 at lodna colliery of amal.joyrampur colliery under lodna area.

Changing of gasket and studs of 1000 kva 11kv/550 volt power transformer sl. no. 17189 and id. no. 07 at 7 pit sub-station of jealgora colliery