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 of 02 no gec make 315 kva 3.3 kv to 570 volt an-an type of cooling tran switch unit installed at different panel sub-station for 315 kv transformer sr. no. missing of bhadra 7 8 mine

Part re winding and maintenance work of the 11 kv by 3.3 kv, 2 mva, sr. no. 458 a/ 4, east india electricals make transformer, installed at the 11 kv by 3.3 kv main substation of karo ocp, under bnk 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

(a) repairing/reconditioning of 01 no of 3.3 kv, 160 amp,sait teknik pvt. ltd. dol er, sl. no.-sahd-2723 installed at quarry no.1 b)repairing/reconditioning of 01 nos. of lnt put make, acb lt panel sl.no. lw0035 of pundi project

Repairing and part rewinding of one no. 3.3 kv, 350 kw, 1490 rpm, marathon electric make, sr. no. f330123 by 1, three phase induction motor, installed in mine at karo ocp, under bnk area

Complete repairing / reconditioning of 3.3 kv ocb switch, 400 amp, make-bharat bijlee, s/n-sgw-2 installed at ht room for proper power supply to oversize restriction plant and ii) 3.3 kv ocb switch make-kirloskar, s/n-401001-34 installed at main sub-

Maintenance and servicing of with commissioning of 1.5 mva 11/3.3 kv transformer make the national electrical industries ltd. sr. no.- ry/2646/5 to be installed at new chp sub-station of gkk colliery under kusunda area.

Repairing of 02 nos. of andrew yule make, 60a, 3.3kv acb installed at 42l/24d substation working as controlling main for tsu installed at 98l/24d and 72l/59d in ug mine of parbelia colliery under sodepur area.

Installation of 3.3 kv 550 v ug electrical substation for panel no b5. in rviia seam for cm package at shyamsundarpur colliery under bankola area.