A)replacement and reconditioning of 6.6k v v.c panel, 400amp, make-a/y and co. ltd for controlling of primary crusher motor (320k w) 01 no. and (b)repairing/reconditioning of ocb switch, 400amp, 6.6kv, make-russian installed at 6.6k v control sub-sta

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

Repairing of (a) 11kv, 600a, gec make ocb switch &#x0d sl.no.-2817 and (b) 6.6kv,400a gec make ocb &#x0d switch sl. no.-m-164 for controlling of 11kv/6.6kv &#x0d transformer at sadbhavna substation under &#x0d muraidih, amp colliery.

Repairing/rewinding of slip ring motor at south samla unit,msam colliery, repairing of ece make 11kv ocb at pandaveswar colliery and repairing of 3.3 kv, 315kva, tsu controlling ht switch, 400a at manderboni unit, msam colliery,pandaveswar area

Repairing/rewinding of 02 no. 150 kw, squirrel cage induction motor with volt 3.3 kv make toshiba rpm 1440 sr.no. 30048860m and sr.no. 30048861m installed at 2104 secondary and 2101 primary crusher under chp/cpp,ppr.

Repairing / reconditioning of the motor controlling panel of apron feeder,primary crusher and belt conveyor b side and repairing all the locks of mcc panels door installed at raw coal of rajrappa washery project.

Repairing of 400ampere vacuum circuit contactor type 6.6kv h.t motor pump control panel starter switch gear nflpdol type 650 kw871 hp make crompton greaves sl no0120 for asp colliery under ejarea.

Repairing and reconditioning of 11kv vcb make electroteknica s.no. 1735 installed with secondary control of on load isolator and 11kv vcb of make meditron s.no. 9480 installed with primary control of bus bar at main substation of karma ocp.

Echp-ii- shifting and replacement of secondary crusher-1b ht motor by the spare motor including transporting of motor and alignment works etc., kirloskar make, 820 kw, 6.6kv, 1483 rpm, sl.no.39008032

A) repairing and reconditioning of ocb, 400amps, 6.6k v make-russian installed at control room feeding power for ing of 215 impact crusher in h.m.s section of ktw (b) repairing and reconditioning of ocb, 400amps, 6.6k v, make-russian installed a