Onsite repairing of two nos. ocb switches, first 11 kv, 400 a, sr. no. 82 by 59, reyrolle burn make and second 3.3 kv, 400 a, sr. no. 82 by 216, reyrolle burn make at karo ocp, bnk area

Complete repairing of 400 amps reyrolle burn make 3.3 kv ocb switch of khandra colliery under bankola area.

Repairing of one no. 3.3 kv, 400 a, sr. no. 82249, reyrolle burne make ocb, being used for primary control of the 3.3 kv by 415 v, 630 kva transformer, installed at kargali railway siding pf 2, under karo ocp, bnk area

Onsite repair cum prive maintenance of two nos. of vcb switches, first, 11 kv, 400 a, meditron make, sr. no. 9470, second, 11 kv, 1250 a, andrew yule make, sr. no. 2242, and one no. of ocb switch, 3.3 kv, 400 a, sr. no. 82249, reyrolle burn make

Onsite repair cum prive maintenance of two nos. of vcb switches, first, 11 kv, 400 a, meditron make, sr. no. 9470, second, 11 kv, 1250 a, andrew yule make, sr. no. 2242, and one no. of ocb switch, 3.3 kv, 400 a, sr. no. 82249, reyrolle burn make

Onsite repair and maintenance of two nos. of vcb switches, first 3.3 kv, 1250 a, andrew yule make, sr. no. 2545, second, 3.3 kv, 800 a, andrew yule make, sr. no. 0017, and one no. of ocb switch, 3.3 kv, 400 a, reyrolle burn make, name plate missing,

Prive protection of two nos. of 11 kv by 3.3 kv power transformers under karo o.c.p., bnk area

Rewinding and repairing of 1 mva, 11 kv by 3.3 kv transformer, make east india electrical, sl. no. 485b 3, installed at karo substation, in respect of karo ocp, bnk area.

Onsite repair cum prive maintenance 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.

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