For partial repairing and installation of buchholz relay, winding and oil temperature meters of 500kva, 11kv/440v lighting transformer make kva process ltd sl no 11/1380 of sector 2 substation of east basuria colliery in respect of kusunda area.

(a)complete repairing of 3.3kv, 400amps vcb switch andrew yule make type nflp, sl.no.3837 and (b)repairing of bucholz relay wti and oti protective device 11kv/3.3kv transformer for controlling of f.n.-2 upper side s/s of mocp f/b of amp colliery.

(a). repairing of 3mva transformer 11kv/3.3kv make-andrew yule, sl.no.-10619 charged at main sub-station of gvp project and (b). replacement of bushing insulator with stud, nut and cork sheet of 500kva, 3.3kv/550v transformer, make-marson, sl.no.-129

Complete repairing/rewinding of (a) 160kva, 11kv/440v transformer make power equipment and engineers (b) 250 kva, 11kv/440v transformer make marsons electricals (c) replacement of ht and lt bushing insulator with stud and cork sheet in transformers.

Repairing of vcb and its control panel of 3.3kv, 1250a, vcb andrew yule make, sl. no. 3126 secondary main control of 7.5 mva transformer with remote control panel installed at 33/11-3.3kv, 22.5 mva old substation of kdh ocp, nk area

Repairing and complete overhauling of andrew yule and co. make transformer 5mva,3.3kv/11kv, sl.no.12327 at 33kv sub-station, nlocp.

Complete rewinding, overhauling and repairing of 750 kva, 500 kva and 200 kva 11kv/3.3kv power transformer 3 phase 50 hz vector group-dyn11 at clear water pumping plant jamadoba and different transformers at dfifferent locations under jmada dhanbad

Supply and fittingof buchholz relay,windingtemperature and oil temperature projection relaysto give alarm and tripping indications of 2.5mva, 11kv-6.6kv/3.3kv m and b switch gears ltd maketransformer having sl.no prm-210482 installed at surface11kv/6

Providing and fixing of heat shrinkable outdoor and indoor cable end termination kit in 11kv/3.3kv grade cable connected with overhead line, switchgears and transformers at dakra substation, mines and colony in different location under dakra project,

Repairing and maintenance of transformers (ratings 5mva 33/6.6 kv, 3.15 mva, 33/6.6kv and 2mva 33/3.3kv) and filtration of transformer oil of block-b project