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

Repair, maintenance, and installation of plant/ systems/equipments (version 2) - emergency breakdown of220 & 132 kv lines empanellenment of contractors/ firms for the emergency work of attending breakdown due to failure of insulators/ snapping of co..

A) maintenance of 11 kv/3.3 kv/440 v ohl for period of 01 year at topa project under kuju area.b) illumination at excavation and enm workshop, settling tank pump station with aerial bunch cable, sky netting arrangements at topa project kuju area.

(a) erection /dismantling of poles along with conductors and other associated accessories 3.3 kv o/h line (feeder 1, feeder 2 , feeder 3 and feeder 4), and installation of 11 kv grade goab switch, installation of lighting transformer, switch shifting

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

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, maintenance and attending emergency breakdown of ht electrical installations such as mocbs (33 kv 800 amps, etc), power transformers (2.5 mva- 33kv/ 3.3 kv, etc), vcbs (3.3 kv 400 amps, etc), field switch (3.3 kv, etc), trans switch etc

Renovation of 11kv/440 volts transformer yard and remodeling and relaying of hbg metal in substation and providing fencing with crs masonry in place of damaged including silver enamel painting to 4 pole structure and 500kv transformer at aliabad premises under electrical and mechanical section, eam cell-iv of operations and maintenance division-ii (b) (1st recall)

Renovation of 11kv/440 volts transformer yard and remodeling and relaying of hbg metal in substation and providing fencing with crs masonry in place of damaged including silver enamel painting to 4 pole structure and 500kv transformer at aliabad premises under electrical and mechanical section, eam cell-iv of operations and maintenance division-ii (b)