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

Drawing of 3.3kv ht overhead line and chemical earthing in gourangdi colliery under salanpur area

Dismantling of 550v o.h. line from pit substation to mines pumping station at gourangdi(a) colliery, salanpur area.

Drawing of 3 phase, 4wire, 550v overhead line from neemtala substation to canteen substation at gourangdi(a) colliery, salanpur area

Complete rewinding of 50 kva, 550-440/220 volt, sl. no. bsp/t/04, transformer of bansdeopur colliery of sijua area

Repairing and cleaning of 300kva, 550 volt oil cooled transformer, si. no wnp, installed at 9.0 colony maintenance under kathara colliery

Di of 550 volt, 3 ph, 4 wire overhead line at mines of dabor colliery under salanpur area.

Complete repairing and overhauling of 1 no.(a) 400 amps 550 volt abc make a.c.b switch id no lc/sw/acb/550 volt/220 for power controlling of lighting line switch (b) 400 amps 550 volt abc make acb switch id. no.lc/sw/acb/550 volt/221 for controlling

Complete rewinding of induction motor,48kw/65hp,550 volt,1480 rpm,sl.no.spc - 11,make-kirloskar at salanpur colliery, katras area...

Extension of 220 volt, 3 wire overhead line with continuous running earth near bisramburi mandir of mohanpur colliery under salanpur area