Tender For corrigendum : supply & installation of marshalling box with accessories for station service transformers and unit service transformer of unit 3 to 5 at switchyard, ukai, tps.(et-6083 switchyard)
Tender For manufacture, fabrication, supply,erection, testing and commissioning with 1x8 mva pr.tr,stn transformer, associated equipments, accessories, control panels, control room and electrical works at o.krishnapuram in trichy metro under tkc thro e tener - electrical material supply, power transformer 33/11kv, 8mva power transformer with oltc, breaker along with ct for outdoor ss 33 kv (gc) vcb (out door) 1250a, 26.3ka per 3 sec., 3 pole gang operated soild dielectric insulated with permanent magnetic actuator operating mechanism with inbuilt vcb bushing embedded dry type epoxy resin cast ct (600-300/1-1a) with structure and complete accessories with breaker platform., 11kv (lv) vcb (out door) 12 kv, 1250a, 26.3ka per 3 sec., 3 pole gang operated soild dielectric insulatedwith permanent magnetic actuator operating mechanism with inbuilt vcb bushing embedded dry type epoxy resin cast ct (1200-600/1-1a) with structure and complete accessories with breaker platform., 11kv (feeder) vcb (out door) 12 kv, 1250a, 26.3ka per 3 sec., 3 pole gang operated soild dielectric insulated with permanent magnetic actuator operating mechanism with inbuilt vcb bushing embedded dry type epoxy resin cast ct (400-200/1-1a) with structure and complete accessories with breaker platform., potential transformer 33kv potential transformer with tc (single phase unit), 11kv potential transformer with tc (three phase unit), panels ac panel for 33kv ss, 110 v dc annunciation panel type b, 110v dc indoor c&r panel for gc breaker, 110v dc indoor c&r panel for lv breaker, 110 v dc indoor c&r panel for twin feeder, control cables, junction box and accessories 14c x 2.5 sq.mm copper cable armoured, 8c x 4 sq.mm copper cable armoured, 4c x 4 sq.mm copper cable armoured, 4c x 2.5 sq.mm copper cable armoured, 2c x 2.5 sq.mm copper cable armoured, isi mark 19 / 22 mm cable gland as directed by the field engineer., isi mark 25 mm cable gland as directed by the field engineer., isi mark cable 28 mm gland as directed by the field engineer., lugs, ferrules, sleeves, cable tie, insulation tape and other accessories for providing cable core end termination, supply of gi chequerred plate 6mm thickness, junction box supply of ct/pt junction box made out of 14swg (2mm) m.s.sheet wherever required as directed by the field engineer. the box shall be vermin proof shall have sturdy hinges, provision for mounting terminal blocks and locking arrangements including cost of all materials. 400w x 300h x 150d, supply of ac junction box of size 535x310x127mm of 18swg ms sheet including hrc fuse unit-18 nos. should be fitted with base, consumables etc. (the box shall be vermin proof, shall have sturdy hinges and locking arrangements), supply of mounting channel suitable for cbtm 5 terminal block in panel /box as required and as directed by the field engineer., supply of disconnected type terminal block suitable for ct circuits in panels/ box as required & as directed by the field engineer, supply of isi mark bakelite hrc fuse holder with fuse of 2/5/10/16 amps reputed make in panels/ boxes for ac/dc/pt circuits wherever required as directed by the field engineer. 16 amps - fuse holder with hrc fuse, 63amps - fuse holder with hrc fuse, bus & bus materials zebra acsr conductor, 2.0" / 50 mm aluminium bus bar (thickness:5 mm), 22/33 kv pt insulators, 11kv pt insulator, 11kv, 120kn disc insulators (antifog), strung bus eye bolt of 18 - 20 mm dia gi rod of required length suitable for 33kv, 22kv and 11kv strung bus including cost of gi rod and 2nos gi nuts & washer as directed by the field engineer., clamps and connectors tension fitting clamp 4 bolted for zebra, t clamp for 2" bus to single zebra, t clamp for zebra to zebra, switchend clamp for single zebra, switchend clamp for 2" busbar, reducer clamp for 2" bus to zebra, pg clamp for zebra, free end clamp for 2"busbar, corana bell for 50mm bus bar, switch end clamp for mink, seating block for 2" bus bar(for giving elect co
Tender For supply and installation of generator spares (20 and 125 kva) in rms - the bidder is required to quote itemwise price for the various scope of work listed in the boq document individually and overall rate of all the items would be taken for deriving the l1 bidder., gen set 20 kva (rv3), oil filter, fuel filter, coolant, fan belt, pressure union (nrv) 19 mm, fuel line from tank to feed pump - 19 x 19- 1.5 mtr long, overflow line from filter to tank - 19 x19 - 2 mtr long, overflow line from injector to tank -12 x19 - 2.5 mtr long, pump element, quadrant and sleeve, nrd valve, injector nozzle, plunger returning spring, roller assy, delivery holder "o" ring, connecting rod big end bearing,std, piston ring std 3 ring version, cylinder liner standard, cylinder liner o ring, cylinder head gasket 1.2mm thick, liner shim copper, water jacket tube for liner, fuel tank cap, fuel filter 0.5 ltr primary and secondary, oil filter element, oil pressure switch, radiator mounting pad, thermostat valve 74 degrees, radiator cap, recovery tank, set of o ring for water jacket, inlet and exhaust valve pair, valve seal, push rod rv-3, push rod tube seal upper(red), push rod tube seal lower (black), engine oh gasket set rv-3, set of joints, anabond 666 t max 200 gm, self starter bush, self starter armature, self starter field coil, bandix drive, alternator carbon brush carier, self starter solenoid, ac alternator slip ring, bty lead +ve and -ve, bty terminal +ve and -ve, relay unit with box, temp sensor, temp gauge, 2.5 sqmm single core copper wire, volt meter, oil pressure gauge, valve grinding paste, nut bolt 13 mm -1" long with spring washers, nut bolt 17 mm -1.5" li\ong with spring washers, alternator regulator tr-15, alternating mounting stud 16 mm -6 long with nut, bearing alternator, alternator rewinding, engine mounting pad, alternator mounting pad, dc indication lamp, ac indication lamp, connector 4 pole 63 amp, rotary switch -04 posn -08 pole, thread tape, araldite 100 gm, fewikwik 20 gm, all hose pipe set rv3, radiator assy, water pump assy rv3, water pump mtg studs, rotating diode, water pump mtg bracket, oilf filter, mcb, banjo washer & bolts, blower belts, armour brush, rectifier, fuel lifting pump, stop solenoid sw, delivery holder copper washer, distilled water, fuel tank hose 2.5 ft, hose clip 2 inch heavy duty, water pump mtg studs, set of benjo bolt 10,13,14,19, armature for self starter, field coil for self starter, brush carrier, carbon brush set, amp meter, water pump mtg studs, set of copper washers 10,13,14,19mm, armature rewinding, vaf meter, eng stop solenoid, emergency switch, alternator and engine mounting pad set, oil filling cap, oil temperature gauge, alternator assembly, avr, exhaust fan, canopy light, flexible clamp silencer, oil pump cap lock, mcb 4 pole 63 amp, 1.5sq mm single core copper wire, cable twin core 10 sqmm aluminium, bty 12v 180ah, thimble 25mm, door hinges, cable 4 core 16 sqmm, ignition switch, alternator slip ring, air filter, change over switch 63 amp, frequency meter, air cleaner o ring(seal), su, silencer box clamp, terminal block, alternator belt, esu, bridge rectifier, booster transformer, self starter brush carier, regulator for alternator, main bearing, fuel pump element, head gasket, mcb 4 pole, lub oil pressure sensor, hose for air cleaner, alternator regulator assy, 100 amp change over switch, service cable 6 sqm x 2 core, dc volt meter, ug armd cable 16 sqm x 3.5 core, dc amp meter, bendix drive for self, 4 st relay 12 vdc, alternater bush carier set, bush set for alternater, water pump, crank shaft cutting, crank shaft oil seal fwe, crank shaft oil seal pully end, benjo bolt 10mm with washer, benjo bolt 13mm with washer, benjo bolt 14mm with washer, benjo bolt 19mm with washer, connecting rod small end bush, thrust washer, lock washer for connecting rod, oil pressure pipe line(oil main gallery to cylinder head), oil sump drain plug(24 mm), fuel gauge float type, oil pressure switch (llo
Tender For supply of 5 core cable , single core cable , white parallel wire , modular one way switch , power plug set of 6a and 16 a , power socket , 5 in 1 power socket 16 amp , uk model 15 amps multi pin plug , mccb , mccb female 5 pin socket , mcb box - 12 way , 100 amp 4 pole mcb , db box with 32 amp 5 pin socket and mcb , elcb 100 amp , ac box with mcb , 3 phase contactor , contactor , 20 amp switch anchor model , phase failure relay , power indicators , air circulator dimmer , 120v step down transformer , industrial exhaust fan - 24 inch , extension board spick model , fisher pin plugs , wooden box , 3 casing , 1 inch pvc pipe for electrical wiring , round type copper lugs , pvc saddle clamp with nail , nylon cable ties , u type copper lugs , stainless steel spring wire for electrical wiring , 2 in 1 screw driver , spanner set , 6 inch adjustable spanner , wall drill bit set of 20 and 22 no , wooden dril bit set of 18 and 20 no
Tender For maintenance of electrical installation and fans including sub-station, compound light, lift, firefighting etc. at nsso building and guest house of nso at mahalanobish bhavan 164 glt road, kolkata-108 during 2025-26. (sh: repairing, cleaning, dehydration, filling of oil in 2 nos. oil filled 630 kva transformer, 3 nos. ocb including gear box of ct chamber, busbar chamber of ht panel and overhauling, repairing of lt panels, capacitor panel etc.).subwork/packages:repairing, claening, dehydration, filling of oil in 2 nos. oil filled 630 kva transformer etc.
Tender For corrigendum : rate contract for purchase of various items for repair of failed distribution transformers at nigams workshop - alu lv strip (size as required) dpc(variable with base date 1.6.25), alu hv bare (size as required) semc(variable with base date 1.6.25), cotton tape 1, sleeve 1 mm, 20 mil paper 30, 4 mil paper 24, 4 mil paper 26, 4 mil paper32, 4 mil paper 30, gum, 10 mil paper 20, core clamping insulation 2 mm, yoke various sizes mm, common block various sizes mm, oil duct various sizes mm thickness, stick various sizes mm, wooden spacer 45x45x15 mm, spacer 45x45x3 mm, ring 136x201x2 mm, delta flat 480x30x5 mm, lv chips 380x6x1 mm, foot plate paper 2 mm, p.c phase barrier various size mm, nut g.i.various sizes, washer g.i.various sizes, bolt g.i.various sizes, delta wire various sizes, earthing patti 1 mm thickness tinned copper 20mmx1mm, aluminium flat various sizes mm, delta patti, sleeve 8 mm, sleeve 4 mm, sleeve 6 mm, sleeve 10 mm, sleeve 12 mm, sleeve 1.5 mm, sleeve 2 mm, 1/2 nut g.i., 1/2 lock nut g.i., 1/2 washer g.i., flux, solder wire, copper brazing rod, aluminium brazing rod, brazing powder (l&t), crepe tape 1, 1/2 bakelite, 3/8 bakelite, hv bushing (porcelain,), hv bushing (metal part) complete set, lv bushing (porcelain,), lv bushing (metal part) complete set, ehv grade type-ii transformer oil ( with drum )(variable with base date 1.6.25), prv valve (virat), pvc cap 1/2, ci cap 1.25, paint (green/red/yellow/white/blue), thinner, zinc chromate, cork washer 12x32mm,110x74mmx50x28mm, top cover gasket 50x50x6 mm, oil gauge prismatic glass various size, oil gauge gasket various sizes, oil gauge washervarious sizes, oil gauge nut various sizes, vent pipe gasket 110x110x3 mm, hv clamp, aluminium member, m.s nuts,bolts,washers various sizes, mccb for box 32 amp, mccb for box 40 amp, mccb for box 63 amp, mccb for single phase 25amp, mccb for single phase 40amp, mccb for single phase 63amp, mccb box gasket 500x250x5 mm, silica gel breather, hv bmc, arcing horn with strip & nut bolt, candles mom, backalite sheet 0.50 mm thickness 60x60 mm, u clamp 70 x 50 x 70 mm prv, u clamp ci cap 50x50x50 mm, cloth, lt internal/ oil immerged circuit breaker assorted rating, holdtite, 1/4x2.5 bolt brecker, 1/4 nut brecker, aluminium lugs (various sizes), paint gun, engraving machine, hv farma (size as required), lv farma (size as required), grinder cutter wheel 4, lt bushing box
Tender For supply of aiot autocar ii , ai mavin , ups 1 , ups 2 , power devices io charac. power diode schottky diode diac triac scr mosfet igbt , 1-ph h-w scr thyristor rectifier with variable r r-l load, , 1-ph f w full-bridge scr rectifier with variable r rl load , 1-ph fw scr rectifier with centre tapped transformer , 1-ph f-w scr semi-controlled rectifier with variable r r-l load , 3-ph h-w scr thyristor rectifier with variable r r-l load , 3-ph full-wave scr fully-controlled rectifier with variable r r-l load , 1-ph half-bridge igbt inverter with variable r r-l load , 1-ph full-bridge igbt inverter with variable r r-l load , 3-ph full-bridge igbt inverter with variable r r-l load , 3-ph 3-level diodeclamped igbt inverter with variable r r-l load , 3-ph 5-level diode-clamped igbt inverter with variable r r-l load , 1-ph to 1-ph igbt cycloconverter with variable r r-l load , 3-ph to 1-ph igbt cycloconverter with variable r r-l load , 3-ph to 3-ph igbt cycloconverter with variable r r-l load , igbt based buck converter with variable r r-l load , igbt based boost converter with variable r r-l load , igbt based buckboost converter with variable r rl load , dc shunt motor cum separately excited motor with mechanical load arrangement , dc shunt motor cum separately excited motor with electrical load arrangement , dc series motor with mechanical load arrangement , 3-ph induction motor squirrel-cage with mechanical load arrangement , 3-ph induction motor slip-ring with mechanical load arrangement , 3-ph induction motor slip-ring with slip-power energy recovery arrangement , 3-ph induction motor with electrical load arrangement , 3-ph sync motor with electrical load arrangement, 3-ph virtual grid and sync. , 1-ph induction motor squirrel-cage with mechanical load arrangement , 1ph synchronous motor with mechanical load arrangement , digital storage oscilloscope , lpf upf wattmeter , 1-ph ) /bid number: gem/2025/b/6856005 * /dated: 06-11-2025 & & / bid document1 / 71 & & ' ' /item categorytransformers isolation transformer , 1-ph transformers step-down transformer , 1-ph transformers step-down transformer with additional tap at 86. 6 , 1-ph transformers auto transformer 2kva , 1-ph transformers auto transformer 5kva , kelvin s double bridge , wheatstone bridge , schering bridge , maxwell s bridge , hay s bridge , wien s bridge , lvdt arrangement , function generator , power supply , lead lag compensation network experiment setup , synchro transmitter receiver as error detector , dc motor speed control with software , control system lab basic experiment setup , linear variable differential transformer lvdt , test and measurement,data acquisition daq tariner kit , digital lab work bench , floating carriage diameter measuring . micrometer , mild steel flapper nozzle trainer , process control trainer setup with plc interface , speed sensing transducers , temperature sensing transducers min 5 tranducers with signal conditing , control valve characteristis quick opening liner and equal percentagetrainer , daq device multifunc i o usb 2. 0 , ultrasonic digital distance meter trainer kit , platform for the study of load cells their application for weight measurement , dc ac potentiometric error detector , robotic arm, completely programmable and controllable through pc , alloy rotary inverted pendulum motion control interface with matlab scilab , tachometer digital analog , supervisory control and data acquisition scada , dead weight tester , pressure transducer test set , laurents half shade polarimeter with source , gm counter , newtons ring apparatus with travelling microscope , sodium vapour lamp with transformer and lamp box , hall effect experimental set up , pn junction diode i-v characteristics kit , crystal modles to study panes related to miller indices. , energy bang gap kit. , ultasonic interferrometer appratus for liquids , b-h curve apparatus kit , he-ne laser , fiber optics communication system kit , redwood viscometer