Rewinding and repairing of 250 kva, 3.3 kv/440 volt make transgietz enterprises sl-te/211 transformer installed at east colony of kuju colliery under kuju area.

Repairing and reconditioning of secondary control panels of dg 200 kva 415 volt and installation of safety devices for primary and secondary control panels of 100 kva 11kv/440volt kel make transformer at karma ocp.

(a) providing and fixing of l.t control panel 440v, 800a as secondary controlling of 250kva, 3.3kv/440v transformer installed at main sub-station at gvp phase-ii ocp (b) repairing and re-winding of 55kw, 440v make-wnp for washing station and water s

Complete overhauling and maintenance of 250 kva transformer 11kv/440v lighting transformer oil cooled type make eaei sl. no pcw-1 at patherdih colony under patherdih coal washery

Repairing/maintenance of 03 nos. 250 kva, 11kv/415v distribution transformer of sonepur rehab site (02 nos.) and v.n. colony (01 no.) under s. b. area.

Repairing and rewinding of 315 kva power transformer 11kv/440v make crompton greaves, sl no- gop-02 for patch b gopalichak colliery.

Repairing of 02 nos. bull gear and 02 nos. bull pinion along with repairing of spline of both side drive shaft and drive wheels of ekg shovel sl. no. 554 at tapin north ocp.

Repairing/rewinding of 250 kva, 11kv,/ 440v volt transformer, rewinding /repairing of 125 kw, 167hp, 550volt, 1480rpm marathan make motor sl no-105628410002 and maintenance and installation of goab and do fuse of kugp under hazaribag area

Making of ht and lt bus-system from 3.3 kv goab to 630 kva, 3.3 kv/440v distribution transformer and 800 a distribution lt switch to three nos. outgoing feeder replacing cable system for proper power supply, fabrication and installation of shed

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