Repairing and rewinding of 2-mva, 11kv/3.3kv, eef ranchi make power transformer s.no. 4010858 of sodepur r colliery under sodepur area.

Providing and fixing of ngr in different type of power transformer 500 kva 3.3kv 550v oil cooled and in 04 nos trans switch unit 315 kva 3.3kv 550v flp air cooled installed at rajendra ug mine of r and k sub area of sohagpur area secl

Repairing rewinding and repairing of one no. 1.25mva 33kv/3.3kv power transformer make andrew yule sl no 12024 installed at rajhara ocp under rajhara area along with providing certificate from nabl regarding high pressure test with dga test of oil

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.

(a)complete repairing and rewinding of 01 no. 315kva, 11kv/440v, si.no. wnp distribution transformer used for power distribution to rawani tola under kathara colliery, kathara area. (b) complete repairing /rewinding of 01 no. 250kva, 3.3kv/440v trans

Works for hot oil circulation of 12000 litrs. old oil, replacement of damaged rubber gaskets including painting in 16mva 110 22kv power transformer i at valavanur 110 22kv sub station

Installation and commissioning of 11kv 440volt transformer and overhead line 3 phase 4wire ab cable feeding power to under construction incline of shyamsundarpur colliery under bankola area

Work contract for replacement of air cell of different capacity power transformer with 12 kl oil filtration machine for oil filtration of different capacity power transformer at unit no. 3 and 4, ph-ii, at sgtps, mppgcl, birsinghpur.

Cork sheet changing, oil filtration etc. and replacement of av alarm along with oti wii of 1000kva 6.6kv550v transformer sl.no.c6520/82 sbc(ii)repairing 02 nos transformer(a)1mva 11kv/6.6kv(b) 1mva,11kv/3.3kv with fitting box in 6.6kv/3.3kv incoming

Painting lighting and earthing system of head gear structure of vk unit pit no 1 vk unit pit no 2 and nki unit pit no 1 nkj unit pit no 3 (total four (04) nos head gear structure) at khandra colliery under bankola area (retender).