Maintenance and repairing at site of buchloz relay system with oil filtration of 2 nos power transformer at 2 x10 mva murppa substation under kuju area.

Maintenance and repairing at site of buchloz relay alarm brell system of 3 mva 11 kv/3.3 kv power transformer at substation no. 2 of kathara colliery under kathara area

Maintenance and repairing at site of buchloz relay alarm bell system of 02 nos of 1mva,11kv/3.3kv power transformer at main substation and mine substation of karma project under kuju area.

Maintenance and repairing at site of buchloz relay alarm bell system of 3 mva 33kv/3.3kv power transformer make mirjapur electrical industries ltd. sl no-35288 of no-2 at main substation 33kv/11kv/3.3kv of peocp under hazaribagh area

Maintenance and repairing of 02 nos 1mva 11kv/3.3kv power transformer and 2 mva booster transformer 11kv at site with bucholz relay alarm bell system at main substation and mines substation of karma project under kuju area.

Maintenance and repairing of 02 nos 1mva ,11kv/3.3kv power transformer and 1 no. 1.6 mva , 11kv/3.3kv power transformer at site with bucholz relay alarm system at main substation and banwar substation at topa ocp under kuju area.

Repairing/maintenance of 03 nos. 250 kva, 11kv/415v distribution transformer of sonepur rehab site (02 nos.) and v.n. colony (01 no.) under s. b. area.

Maintenance and repairing of 2 nos 1 mva 11kv/3.3 kv power transformer and 1 nos 1.6 mva 11kv/3.3 kv power transformer at site along with door interlocking of ht panel at topa main substation under kuju area.

Centrifuging and filtration of transformer oil and arresting minor oil leakage of 03 nos. 12mva transformer, 01 no. 2mva transformer, 05 no. 315kva transformer and 04 nos. 66kv potential transformer at matatila power house.&amp#x0d &amp#x0d

Maintenance and repairing of 2 nos power transformer 1 mva 11kv/3.3kv and 3 mva 11kv/3.3kv of tnocp under hazaribag area