Complete rewinding and repairing of pullen make 120 hp, 550v, 2900 rpm, 500 gpm submersible pump and motor for water supply at lohapatti colliery, mohuda group, wj area

Turnkey contract for installation of 14 nos. of additional 5 mva departmental power transformer along with associated 33 kv & 11 kv protection system and 11 kv bay at different power sub station in electric supply circle begusarai, darbhanga, saharsa, kishanganj and purnea under package-3 envelope under o&m capital head/internal resource fund (irf), o&m department, nbpdcl

Turnkey contract for installation of 14 nos. of additional 5 mva departmental power transformer along with associated 33 kv & 11 kv protection system and 11 kv bay at different power sub station in electric supply circle, muzaffarpur and motihari under o&m capital head/ internal resource fund (irf), o&m department, nbpdcl.

(a) part repairing of 500 kva lighting transformer, 3.3 kv, 440 volt at officers club and (b) 500 kva lighting transformer, 11 kv, 440 volt at gayatri colony under kathara colliery

Part repairing/ re-conditioning of 3.3 kv ocb switch, 400 a under kathara colliery

Part repairing/ re-conditioning of 3.3 kv ocb switch, 400 a under kathara colliery

For complete repairing/rewinding of 500 kva, 6.6 kv/440 volt lighting transformer make n.a sl no. mud/sij/32 at 10 no. sub-station of mudidih colliery under sijua area

Part repairing of 03 nos., 500 kva, 3.3kv, 440 volt, transformer of masjid transformer, thakur transformer and russian transformer under kathara colliery.

Part repairing / reconditioning of 1250 kva, 3.3 kv / 415 volt main transformer sl. no. 1547v of sawang washery.

Repairing of 630 kva, 3.3kv/440v, lighting transformer under kathara colliery