Repairing and maintenance and installation of differential protection relay system with repairing of 2 set ct 33kv, 400/200/5-5 and 1250amp, 33kv grade sf6 abb make at 2 x10 mva murppa substation at gm unit kuju area.

Repairing and maintenance of 02 set ct 33kv,400/200/5-5 and 1250 amp ,33kv grade sf6 abb make at murpa substation under gm unit kuju area.

Repairing and maintenance of control panel make venson electric pvt.ltd. for 1250amp,33 kv grade sf6 abb make 04 nos,, at 2 x10 mva murpa sub-station, under kuju area.

Repairing and maintenance of 1250amp,33kv gradesf6 make abb of main controlling feeder no.1 at 2x10mva murpa substation under gm unit kuju area.

Making and erection of 33kv second way bus structure with installation of 1250amp, 33kv sf6, 33kv ct and goab at murpa sub-station under gm(k) unit kuju area

A) installation and commissioning of 33 kv grade ct of main controlling 33kv, 1250amp,&#x0d abb make sf6 circuit breaker (b) repairing and maintenance of two nos. control panel of 33kv, 1250amp, voltas make sf6 circuit breaker installed at central sub

Repairing and maintenance of 03 nos 1250amp, 33kv grade sf6 different feeders at regional substation of kathara colliery under kathara area.

Repairing and maintenance of 1250amp, 33kv grade sf6 make voltas feeder no-2 peocp at central sub-station basantpur under hazaribag area

Maintenance of 33kv goab and bus bar arrangement installed at 33kv,2x10mva murpa substation under gm unit kuju area.

Repairing/ reconditioning of 02 no, sf6 breaker ,33kv, 1250a make abb power controlling to 33kv feeder and primary control of 12.5 mva, 33kv/6.6kv transformers installed at 2 x 12.5 mva 33kv/6.6 kv main substation, rp