(1) complete rewinding of h.t motor 187 kw,3.3kv make-kirloskar,sl.no.3901207-3 of akwmc ocp.(2) rewinding and repairing starter of 250kw/3.3kv and rpm-1491,induction motor make-marathon sl.no.183110/3 of ocp akwmc colliery under katras area

Maintenance and repairing of 01 nos 1mva 11 kv/3.3kv power transformer and 11 kv , 400 amp gec ocb sl.- sar/ocb/01 and 3.3kv , 400a belgium make ocb sl. no.-sar/ocb/02 at 10 no main substation sarubera project under kuju area.

Repairing and maintenance of safety device connected in 5 nos. of 11kv/3.3kv power transformer having capacity (1x3mva, 2x2mva, 1x1mva and 1x1.6mva) at main substation under bhurkunda colliery.

For partial repairing and installation of buchholz relay, winding and oil temperature meters of 500kva, 11kv/440v lighting transformer make kva process ltd sl no 11/1380 of sector 2 substation of east basuria colliery in respect of kusunda area.

Repairing and reconditioning of a. 11 kv 800amp, prabhu make sl no 0526 vcb switch of feeder 1 and b 3.3 kv, 400amp ocb crompton greaves make sl nokugp.ocb.ccl001 used for primary control of lighting transformer 630 kva 3.3kv 440v installed at main s

Supply and fitting of korona make earth leakage relay in kilburn make er and acb of khottadih colliery under pandaveswar area.

Repairing and reconditioning of 1 nos 11kv vcb, andrew yule make and remote-control system at main substation of tsocp under hazaribagh area

Repairing of two vcbs, (1) 6.6kv, 1250a, sl. no. 6281, make meditron (2) 3.3kv, 400a, sl. no. 067, make andrew yule both outdoor type at q.no. 1 substn and at q.no. 02 substn respectively under purnadih ocp, nk area.

Repairing/reconditioning of 11kv vcb make meditron, s.no.9472 and 11kv vcb of make meditron s.no.9474 installed at main substation of karma ocp under kuju area.

Repairing / overhauling of 4 nos. (2 nos. meditron and 2 nos. electroteknica) make vcb panels, 6.6 kv/3.3 kv at main substation of dipka expansion project.