(1) complete repairing/rewinding of 02 nos.transformer (a) 500kva,6.6kv/550-440 volt 3 phase g.e.c make sl.no.22419572 and (b) 750kva,6.6kv/550 volt 3 phase power transformer parsons sl.no.96097 of 4 no,sub-station of akwmc under katras area

Complete repairing and rewinding of (a) 01 no. 630kva, 3.3kv/440v k-sambhav make, with sl. no. ktc/tr/630/12 and (b) 01 no. 500kva, 11kv/440v gec make with sl. no. 22426418 oil cooled transformer for colony power supply under kathara colliery.

Complete rewinding and repairing of aluminium winded power transformer, 500kva, 11kv/550v, cromptomn parkinson make, sl. no. 29570v of kharkharee main sub-station under govindpur 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.

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

Complete repairing and con of 300kva crompton parkinson make, 11kv/550v, 3 phase power transformer to 11kv/440v lightening transformer sl no. 8842 at beldanga unit under pandaveswar colliery, pandaveswar area

Complete over hauling and maintenance of 500kva transformer 3.3kv/550v power transformer oil cooledtype, make marsons calcutta transformer sl. no 9906 atbhowra (n)collieryunder e.j.area bhowra

Providing and fixing of damaged/defunct spares in 2 nos of 3. 3kv nflp 3. 3kv 400amp indoor type vcb with sl no is 180 and sgi 2127 including testing and overhauling installed at surface substation of hirakhand bundia mine of rampur sub area under o

Repairing and overhauling of 11kv, 400a crompton greaves make ocb switch with busbar sl no 15462g of in chandro substation under gopalichak colliery at site.