Maintenance and diversion of 440 v/3.3 kv o.h. lines electrification works at various locations of kuju colliery under kuju area.

Auxiliary transformer 80va pri 500 525 550, part no. fs2004c,air breaker contactor 16amps, part no fs2003a,air break contactor 63 amps, part no fs2003e,direct acting thermal overload relay, part no fs2010a,earth leakage relay complete w.o. transf, part no fs2018,pilot relay 12v dc, part no fs2026,auxiliary contactor 2no 2nc 110v 415v 550v, part no fs2020,auxillary cantactor 3 no 1nc 110v 415v , part no fs2020a,i.s. pilot oanel instrinsically safe, part no fs2035,air break contactor 40amps upto 20hp 550v, part no fs2003c,isolator 200 amp,3.3 kv on off, part no ht100,vacuum contactor 400 amps, 3.3kv, part no ht200,bottle vaccum interrupture 400a for cont, part no ht202,auxiliary contactor 3no 1nc, 110v, part no ht208,resin cast p.t. 750va, 3.3kv 110 volt, part no ht300,resin cast p.t 300va 3.3kv 110v, 3 phase, part no ht350,resin cast moulded ct for o l relay 75 , part no ht600,resin cast moulded ct for ammeter 150 5, part no ht650,earth leakage relay unit complete witho, part no ht800,3 pole magnetic o l relay

For the work of over head line 440 volt 3 wire work at jhirkey basti of kathara colliery

(a)fresh wiring and providing of different types of electrical items of base workshop (03 rooms) under kathara colliery. (b) pole painting and cement concreting etc. of 440 volt power supply over head line at jhirkey basti under kathara colliery.

Repairing and maintenance of over head line 440 volt at bandh basti under kathara colliery

Over head 3.3kv/440 volt line pole cradling and pole painting etc. from hospital colony to teacher colony under kathara colliery

Repair and maintenance of over head line including pole painting and new making of transformer shed at jhirkey basti under kathara colliery.

Dismantling and re-installation of 50 kva, 11 v/440 v, and 160 kva, 11kv/440 volt, transformer in jhirkey feeder of kathara colliery

Erection of pole and providing aluminium cable for lighting purpose at jhirkey basti near quarry under kathara colliery.

(a)providing and fixing of 01 no. 3.3kv, 400a goab switch, lighting arrestor 9kv (rms) and earth pit for 3.3kv oh line at jhirkey pump house under kathara colliery. (b) over head 3.3kv 440 volt line pole cradling concreting pole painting and erection