Complete repairing and overhauling of one (01) no. submersible starter 550 volt 175 h.p.sl. no.48 local id. no. bar/sub/str/04 sb make and rewinding of auto transformer 3 phase at 6 pit bararee colliery of amal.joyrampur colliery under lodna 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

Repairing of 500 kva transformer 6.6 kv/550 volt sl.no.224195/3 make-gec at angarpathra 12 no.aarc, akwmc katras area.

(1)complete &#x0d repairing/rewinding re&#x0d insulation of 1000 kva,6.6 &#x0d kv/440 volt 3 phase &#x0d lighting &#x0d transformer &#x0d crompton parkinson make &#x0d sl.no.2/agkcc of chaitudih &#x0d colliery &#x0d under &#x0d agkcc,katras &#x0d area.(b) &#x0d repairing of 63 kva,

(1) complete rewinding &#x0d and repairing of 3 phase &#x0d p.t. transformer 6.6 kv /110 &#x0d volt, controlling for 800 &#x0d amps ocb switch, make-ece &#x0d sl.no.p0941/82 at katras &#x0d chaitudih colliery under &#x0d agkcc katras area. (2) &#x0d complete rewinding and

Complete repairing / rewinding of 500 kva, 6.6 kv /440 volt lighting transformer eef ranchi make sl.no. 409285 of chaitudih colliery, katras area

Complete repairing/ &#x0d rewinding of 200 kva &#x0d 550/440 volt lighting &#x0d transformer make&#x0d eef (ranchi) &#x0d sl.no.4015049 at &#x0d pasitand sub-station &#x0d of agkcc under &#x0d katras area.

(1) (a) complete rewinding of 02 nos.transformers - 500 kva, 6.6 kv/440 volt, 3 phase, sl.no. 18080, 2 pit sub-station of agkc colliery under katras area (b) repairing of 750 kva, 6.6 kv/550 volt, 3 phase lighting transformer sl.no. agkcc/fp/tr-750/0

Repairing, refiling and re-alignant of ms 6inch dia pipe at 6 pit chaitudih colliery under, agkcc, katras area.

Repairing of gec make 550 volt ocb at kuiya.