(a) complete repairing/rewinding of one no.500 kva 3.3kv/550 volt power transformer sl.no.lph/tr/12 at 1 pit lodna colliery and (b) complete repairing/rewinding of one no.400 kva 3.3kv/440 volt lighting transformer sl.no.lph/tr/13 at 1 pit lodna col

Complete repairing and rewinding of 500 kva 11kv 550 v power transformer of vk unit of khandra colliery under bankola area.

Complete repairing and rewinding of 250 kva 11kv 550 v power transformer of vk unit of khandra colliery under bankola area retender

Complete repairing and rewinding of 500 kva 11kv 550 v power transformer of vk unit of khandra colliery under bankola area.(retender)

Complete repairing rewinding of 100kva 3.3kv 440v lighteing transformer of shyamsundarpur colliery under bankola area

Overhauling of one 2mva, 11kv 3.3kv transformer, one 500kva,11kv 440v transformer, one 750kva ,3.3kv 440v transformer, one 150kva,11kv/ 40v and one 100kva 415v transformer installed at surface sub-station of n.j. unit and bahula siding under n.j. uni

Dehydration, filtration and commissioning of 1 mva 11kv/3.3kv power transformer, 100kva 3.3kv/440v lightening transformer, 25kva 550v/220v lightening transformer and 300kva 3.3 kv/440v lightening transformer at south samla unit of msam colliery under

Overhauling, repairing and replacement of damaged gaskets and filtration of transformer oil of one no. 750kva 3.3kv 440v, 2 nos. 100kva 3.3kv 440v, 2 nos. 100kva 550v 440v, 3 nos 50kva 550v 440v and one no. 25kva 3.3kv 440v lighting transformer

Dehydration, filtration corksheet change and required studs of 300kva 3.3kv 440v (2nos), 250kva 3.3kv 440v at 4 no colony and 250kva 11kv 440v at main substation lightening transformer in of bankola colliery under bankola area (at site)

Dehydration, filtration corksheet change and required studs of 500kva 3.3kv 440v (3nos) lightening transformer in massan dhaora, 4 no and babu para of bankola colliery under bankola area (at site) total transformer job 3 (three nos)