Repairing, maintenance along with providing and fixing of cts, pts, mocbs with maintenance of 33 kv bus-bar system and control relay panel at main sub station of nandira colliery.

For the work of repairing/overhauling (with parts) of 11kv cg make vcb installed at various 33/11kv sub station under eudd asfabad firozabad.

Installation of 10mva, 33kv/11kv transformer, sl. no. ks/1000/23/9, make k sambhav powertronics with differential protection and its accessories at 22.5 mva, 33kv/11kv-3.3kv old sub-station under kdh ocp, nk area

Repairing of (a)3.3 kv vcb switch 200 amp. indoor type make electrotechnika, sl. no. missing and (b) 11kv vcb switch 400a, make andrew yule, sl. no. missing installed at kdh old sub-station in respect of rohini project, nk area

Complete repairing/rewinding of 05 nos. 900 kw, 6.6 kv, 1492 rpm marathon make ht induction motors of gevra project with sl no. sn- 3f660874/17, 3f660955/6, 3f660682/2, 3f660874/20 and 3f660874/8.

Repairing, rewinding and maintenance of 01 no 125 kw, 3.3 kv, marathon - make, sl no. - 81237699/79 induction motor installed at parej east ocp under hazaribagh area.

Repairing and maintenance of a) gec make ocb 400 amps, 550 v si no-docp/enm/s/11 at m section and b) 3.3 kv, 500hp/375kw, mine line make starter sl no-3034 at mine of docp under cv area.

(1) complete repairing of &#x0d 1273 hp star delta starter &#x0d 6.6 kv, sl.no.ht 606 make&#x0d prabhu akwmc o.c.p katras &#x0d area. (2) repairing of 400 &#x0d amps ocb switch 6.6 kv &#x0d make-gec, sl.no. 5101 at &#x0d kantapahri sub-station &#x0d akwmc under katras area.

Repairing of 11kv vcb switch 400amp make electro technic switch gear pvt. ltd. sl. no. et-4478 installed at rrs dakra under gm unit nk area

1. complete repairing of 200-amps, 550v, abc make acb switch at 10l/13d main for sdl m/c no.-1137 of mithani colliery under sodepur area. 2.repairing of 400-amps, 550v, oil circuit breaker (switch) r/b make of mit