Tender for draining out, refilling, dehydration and filtration of transformer oil of 132/33 kv, 25/31.5 mva power transformer at 132 kv sub-station amb under electrical system division, hpsebl, una (hp)

Services for installation of 200 minus 100 mva transformer at 220kv gss balotra such as erection work dismantling shifting air dryer and oil filtration work

Dismantling, oil draining, wings, conservator etc. and transport to regional substation kathara including filtration and installation of 10mva 33kv/11kv power transformer of kathara colliery under kathara area.

Dismantling of 1.5 mva 11kv/3.3kv transformer and installation of 2 mva 11kv/3.3kv transformer in its place, via dismantling and installation from gkkc to ena colliery, at kusunda area

Cleaning, washing, denting, painting, brizing and installation with unlocking of 3 mva, 11kv, 3.3kv transformer at regional sub-station kathara of kathara colliery.

Dismantling of 3mva, 11kv/3.3kv and re-installation of 3mva, 11kv/3.3kv, power transformer with repairing of one no. vcb at zero point sub-station of gvp ph-ii ocp.&#x0d &#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

Maintenance work of ht line overhead line (11kv swg feeder, 11kv gvp ph-ii ocp feeder for monsoon preparation 2025 under gvp ph-ii ocp of kathara area