Onsite testing and checking of different protection and dga analysis of transformer oil at a periodic interval 03 month for 01 year installed at 33kv main sub-station ,mrss of bnk area

Onsite electrical repair and overhauling of two (02) nos. 3.3kv switchgears type ocbs, one (01) no. 3.3 kv er and two (02) nos. 440v air circuit breaker currently installed at gandhinagar substation under bokaro colliery, bnk area

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

Onsite electrical repair and maintenance of four (04) nos. circuit breaker switchgears ocb type 11kv grade, 400 amps engaged for control of various feeders i) pnm no. 02 beico make currently under breakdown, ii) pnm no. 6 make ece for dd mines feeder

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 installation of air breaker switch (horizontal type) 11kv grade (800 amp) for smooth power supply and disconnection at dd mines under bokaro colliery

Cleaning, painting, adjusting of 850nos. 20kg ci test weight for annual stamping of 50t capacity road weighbridge installed at dd mines in respect of bokaro colliery

Onsite testing and calibration of protective relays and high voltage injection of circuit breakers ad dga analysis of transformer oil installed at 33 kv main substation of akkocp, bnk area