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

Installation and commissioning of two nos. of ngr monitoring system along with fail safe arrangement for two nos. 11kv/3.3kv, 1mva transformer at 6 no and 9 no sub-station at dalurband colliery.

For repairing of ht/lt controlling of tsu 3.3kv/550v,315kva,sl.no.021 mine line for tetulmari colliery under sijua area

Repairing n rewinding of 315kva, 3.3kv/550v tsu of amritnagar colliery.

Providing and fixing of ngr at lt side of 1 m and b make 3.3kv550v 800kva power transformer installed at surface substation 2 gec make 315kva 3.3kv 550v flp tsu 3 mineline make 315kva 3.3kv 550v flp tsu installed at ug substation of khairaha ug min

Repairing of 05 nos. 315kva, 3.3kv/565v transwitch units (tsu) at rws chandametta

Supply, installation and commissioning of 4 nos. neutral grounding resistance in 315kva, gec make 3.3kv/550v tsu installed at main dip/29l, 315kva, a/y make 3.3kv/550v tsu installed at 1l/14r and a/y make 3.3kv/550v tsu at 15l/17d and 150kva, 3.3kv/5