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.

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.

Complete rewinding/ repairing installation commissioning and transporting of 1000 kva 11 kv/3.3 kv sl.no. 224305/1 (local id no. nt/1000 kva/tr/12) gec make power transformer at kujama colliery under lodna area.

Partial repairing stud bushing and gasket changing of 2 mva 11 kv/3.3 kv power transformer make eef sl. no. 4015055 colliery id. no.bccl/ nt/2000kva/ tr/01 of amal.nt-st-jg 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

Dismantling transporting installation of 11 kv/3.3 kv 1.5 mva power transformer at bgr camp (bastacolla) to bararee 6 pit of amal.joyrampur colliery under lodna area.

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/overhauling of 01 (one) h.t. ocb switch 11 kv 400amps make gec sl.no. m-411 and local id no.bar/ sw/49 at bhatta sub-station bararee colliery of amal. joyrampur colliery under lodna area.

Complete repairing and overhauling of 01(one) 400 amps ocb switch 11 kv primary controlling of 11 kv/440v 500 kva lighting transformer e.c.e. make sl. no. jl/sw/48 at dumariyatand jealgora colliery of amal. joyrampur colliery under lodna area.

Repairing and overhauling of circuit breaker poles refilling of sf6 gas and repairing of operating mechanism of 02(two) nos. 33 kv sf6 circuit breakers installed at d.g. jealgora 33 kv sub-station of amal.joyrampur colliery under lodna area.