Construction of earth pits in sccl 132/33 kv substation, corporate

Replacement of existing rolling shutter at e and m workshop, making partition at e and m store, removing and relaying of stone aggregate at same site of 3.3 kv substation premises and other civil works at socm under bssa.

Annual maintenance of different 11 kv ht incoming and differernt 3.3 kv ht outgoing overhead power lines of jocp for a period of 12 months along with the renovation of lightning protection system of main substation, laiyo substation and mines at

A installation and commissioning of 3.3 kv ngr in two nos merson s make 01 mva transformer installed at kalimati and shivmandir substation bearing sl no 11221 and 28672 respectively of chapapur colliery b installation and commissioning of 02

Circuit breaker, mccb, 400a, 415 v, 4 p, w suitbl,track nut,track bolt,dowel pin,thermal overload relay,power contactor, 415 - 550, 3 p, 300a,earth leakage relay,hex head bolt,fixt light, 230v, 100 w, led flood,fixt light, 230v, 30 w, led screw,cable, 1.1 kv, 2c, cooper, pvc, 1.5 mm2,cable, 3.3 kv, 3 c, copper, pvc, 95 mm2 mining

Fuse cartage, ht 2a, 3.3 kv,coil, 110v, oprt,flood light, led, 100w, ip65, w 10 nos, 10,plug insulator with tube set,thermal overload relay,earth leakage relay, 110v rating elm 8,potential transformer,isolator reversing 300a,contactor, main, 550v, 300a,relay digital, led,24-260vac, 24-360 v dc, 1a-5a,hrc fuse,moving contract assembly,spndl, ss, w-brs nut, f-ft valve - size8 in,cable 1.1 kv, 2c, copper, pvc, 1.5mm2, flexible

Pole, pcc, 9 m,fixt lighting, 230 v, 150 w, led, screw,cable, 1.1 kv, 2c, copper, pvc, 1.5 mm2, flexible,overload relay, thrml, 100-150 a,ictp switch, 415-550v, 32 a, 3 p,cable joint kit, 35mm2, copper, 3.3 v, 3 c,earth leakage relay, 50-750 ma with time lag with cbct,moving contact,fixed contact,potential transformer 550-220v, 50va

Ampere meter 4inch ratio 200 100 5 5a part no spl406,volt meter 3.3kv 100v part no spl106,ammeter selector switch part no srp136ma,voltmeter selector switch part no srp135vs,earth leakage relay 0.34 to 1.8a aux supply 110v cbct part no ekjrc172,wiring kit part no ek805888,epoxy resin cast ct double core 15va ratio 200 100 5 5a part no ct5300,epoxy resin cast potential transformer 3.3 kv 110v 3phase part no et08002,power pack unit 110v dc part no ek801025

Making of additional 33 kv / 3.3 kv bay for newly procured 33 kv / 3.3 kv, 5 mva transformer at field substation of ananta&#x0d ocp, ja&#x0d