Renovation of dd mines substation including upgrading electrical infrastructure by installation of circuit breakers in the switchyard from existing indoor arrangements and making connections through busbar at dd mines substation in respect of bokaro

Supply and fixing of pure rubber mat 16 mm thickness 11kv grade at the 11kv dd mines sub station , in respect of bokaro colliery

Reorganisation of 440 v oh line at old excavation shifting area and friday bazar near dd mines sub station in respect to bokaro colliery

Painting and renovation of 33kv substation to comply the violations pointed out by dms (electrical) at b(w)ocp, mahalaxmi area.

Painting and renovation of 33kv substation to comply the violations pointed out by dms (electrical) at b(w)ocp, mahalaxmi area.

Maintaining earth continuity by erection of earth wires and earth pits with replacement of insulators for re-strengthening of the both overall 11 kv o.h. lines from kocp substation to jocp main substation at jharkhand ocp, hazaribagh area

Onsite testing checking of different protection relay of switchgears (circuit breaker) and gas analysis (dga) of transformers installed in dd mines and gandhi nagar sub station in respect of bokaro colliery

Tender for strengthening of earthing arrangement along with 2 nos earth pit by replacement of over aged earthing on various feeders panels installed at 220 66 22 kv substation kotla

Supply and installation of chemical earth pit as per violation identified by dy. director of mines safety (electrical) in abg colliery.

Arrangement of mechanical interlocking and electrical interlocking to remove dgms (electrical) violations at 33 kv main surface substation of chitra colliery under sp mines area