Complete repairing and rewinding of 250 kva, 11 kv/440v, marson make, sl no. 26433 distribution transformer and 10 kva, 3.3 kv/230v, k-sambhav powertronics make, sl no. ks/10/22/28 lighting transformer of tnocp under hazaribagh area.

Complete repairing / rewinding of 500 kva lighting transformer 3.3 kv / 415 volt, s/n 2800022343, 46/656 amp, make aeg/ngef installed at rest house substation of sawang washery.

Complete rewinding and repairing of 2000kva 11kv/3.3kv power transformer eef make sl no. 4015057 of adic under kusunda 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.

Complete repairing/rewinding of (a) 160kva, 11kv/440v transformer make power equipment and engineers (b) 250 kva, 11kv/440v transformer make marsons electricals (c) replacement of ht and lt bushing insulator with stud and cork sheet in transformers.

Complete rewinding/repairing of 400kva, 3.3kv/ 415 volt transformer sl no-te-232 make transgietz enterprises of jocp under hazaribag area.

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

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 01 no. vcb, 630 amp make yule, sr. no.- 1555,a- 630 installed at 4214 s/s used for 1028 conveyor . and supply and fixing of 3 no. electro pneumatic rotary valve positioner under chp/cpp, piparwar.

Repairing/rewinding of 2nos. transformer (a)160 kva, 11kv/440v with sl no. ktc/tr./11kv/160/2 at band basti (b) 100kva, 11kv/440v with sl. no. 1180.1964 installed at dudhmatiya basti under kathara colliery.