Tender For maintenance of electrical installation & fans, repair maintenance of pump sets, compound light, sub-station equipment at nth(er), salt lake, kolkata in fy 2025-26. (repairing & servicing of 2x1000 kva oil type transformer including relay servicing & calibration, servicing of ht & lt panel)subwork/packages:repairing & servicing of 2x1000 kva oil type transformer including relay servicing & calibration, servicing of ht & lt panel
Tender For corrigendum : supply of e4253023 numerical relays sas items other accessories for ntpc singrauli project c c - e4253023 numerical relays 01-sg4945037000-numerical main-1 generator protection relay as per it-01 of ann-1 , 02-sg4945037019-accessories for sef and ref as per it-02 of ann-1. , 03-sg4945037027-numerical main-2 generator protection relay as per it-03 of ann-1 , 04-sg4945037035-numerical transformer differential 3 wdg protection relay as per it-04 of ann-1 , 05-sg4945037043-numerical overall differential protection relay as per it-05 of ann-1. , 06-sg4945037051-numerical overcurrent and ref protection relay as per it-06 of ann-1. , 07sg4945037060-metrosil as per it-07 of ann-1. , 08sg4945037078-stabilising resistor 0-1k slash 0-5k as per it-08 of ann-1. , 09-sg4945037086-ethernet switch as per it-09 of ann-1. , 10-sg4945037426numerical main-1 line distance protection relay process bus as per it-10 of ann-1. , 11-sg4945037094numerical main-2 line distance protection relay process bus as per it-11 of ann-1. , 12-sg4945037108numerical main-1 line differential protection relay process bus as per it-12 of ann-1. , 13-sg4935117044numerical main-2 line differential protection relay process bus as per it-13 of ann-1 , 14-sg4945037124numerical main-1 line differential protection relay process bus remote end as per it-14 of ann-1. , 15sg4945037132-numerical main-2 line differential protection relay process bus remote end as per it15 of ann-1. , 16-sg4945037140-numerical transformer differential 3 wdg protection relay process bus as per it-16 of ann-1. , 17-sg4945037159numerical directional overcurrent and ref protection relay process bus as per it-17 of ann-1. , 18-sg4945037167-numerical frequency protection relay process bus as per it-18 of ann-1. , 19sg4945037175-numerical lbb protection relay process bus as per it-19 of ann-1. , 20-sg4945037183numerical teed protection relay process bus as per it- 20 of ann-1. , 21-sg4945037191-numerical busbar protection process bus as per it-21 of ann-1. , 22sg4945037205-bay control unit process bus as per it-22 of ann-1 , 23-sg4945037213-panel along with merging unit and switchgear control unit as per it 23 of ann-1. , 24-sg4945037221-ethernet switch as per it 24 of ann-1. , 25-sg4945037230-gateway slash networking panel as per it 25 of ann-1. , 26sg4945037248-ows ccr as per it-26 of ann-1. , 27sg4945037256-ews ccr as per it-27 of ann-1. , 28sg4945037264-laptop ccr as per it-28 of ann-1. , 29sg4945037272-a4 printer ccr as per it-29 of ann-1. , 30-sg4945037280-ows scr as per it-30 of ann-1. , 31sg4945037299-ews scr as per it-31 of ann-1. , 32sg4945037302-a3 printer scr as per it-32 of ann-1. , 33-sg4945037310-a4 printer scr as per it-33 of ann-1. , 34-sg4945037329-dot matrix printer scr as per it-34 of ann-1. , 35-sg4945037337-laptop scr as per it-35 of ann-1. , 36-sg4945037345-65 inches mimic display as per it-36 of ann-1. , 37-sg4945037353-inverter as per it-37 of ann-1. , 38-sg4945037361-network firewall as per it-38 of ann-1. , 39-sg4945037370-fo cable in mtrs as per it-39 of ann-1. , 40-sg4945037388control room furniture as per it-40 of ann-1. , 41sg4945037396-sas spares as per it-41 of ann-1. , 42 //bid details2 / 38sg4945037400-training as per it-42 of ann-1. , 43sg4945037418-ams as per it-43 of ann-1.
Tender For corrigendum : tender for supply of over load relay 25-40a , micrologic 5.0 amps for acb , tp mccb 100a100a , ammeter selector switch 6a , with flag knob , selector switch 3 position spring return to center with 2no , selector switch 2 maintained position with 1no contact , shrouded pushbutton yellow colour with 1no contact , contactor 70a t.p. contactor kit , aux contactor 10 amps with 2no 2nc 4nc contact add on bloc , auxiliary contacctor rated 10a 24v dc coil with 2no 2nc , 24v rc relays 2 c o , double pole miniature circuit breaker rated 10a , tp mcb 63a c60h 3p 63a c , hrc fuse link rated 100a , double pole mcb 6a , double pole mcb 16a , triple pole mcb 6a , dp mcb 10a , tp mcb 40a , resin cast current transformer 2005a 100va cl-5p10 , ammeter 0-300a , ctr 3005a rm at 180a , buzzer cum flasher 24v dc , buzzer cum flasher 24v dc , humidity temperature sensor , ring type copper lugs 95 e 12 , cable 2x2.5 sq. mm , cable 3x1.5 sq. mm , t.p.mcb rated 32a , under voltage coil 230 , 5060 hz , microwaveblige level sensor , magnetic float sensor , pressure type sensor , ammeter 0-300a , pf meter 240 440v 3ph 1 element moving coil , mega ohm meter 96x96 mm size panel mounting 0-5m.ohms rang 2 , smps , 75w ip-230v ac op-24v dc , smps , 50w ip-230v ac op-24v dc , advanced digital protection relays generators , advanced digital protection relays ic & bc , battery 26ah 12v , voltmeter 0-300v
Tender For upgradation of 66kv substation, alappuzha to 110kv level - erection of control and relay panel, laying and termination of control cable for feeder bays, bus coupler bay and transformer bays
Tender For corrigendum : supply of emergency push button switch (q3) , led based indicating lamp for panel cut outs (q2) , auxiliary switch for vacuum contactor part no ht205 or equivalent , potential transformer 50va part no ht206a or equivalent , resin cast potential transformer 750 va part no ht300a or equivalent , resin cast moulded cbct suitable for earth leakage relay part no ht800 make nflp dol starter 6. 6kv, inner dia 65 mm, circular shape, part no ht500a or equivalent , current transformer resin cast moulded part no ht600a or equivalent , current transformer resin cast moulded part no ht650a or equivalent , voltmeter72mm2 part no ht1100a or equivalent , hrc fuse base and carrier f control, part no ht1200 or equivalent , hrc fuse link 10a for control 110v ac, part no ht1201 or equivalent , isolator limit switch1 no plus 1 nc, thermal current 16a, rated insulation voltage 600v, part no ht1700 or equivalent , copper busbar 400 amps,6. 6 kv set of three, part no ht101a or equivalent , auxiliary contactor 3no plus 1nc, 110v ac, rated insulation voltage 600v, as per is iec 60947, part no ht208 or equivalent
Tender For corrigendum : supply of iti wireman and electrician trade tools equipment and machinery c c - rawal tool holder and bit -no. 8, 10, 14, and 16 , scriber 150 mm , file flat -300 mm rough , file flat round -150 mm smooth , file round -300 mm 2nd cut , file triangular -150 mm 2nd cut , file half round -200 mm 2nd cut , spanner set of 6 -double ended 18x18, 20x22, 21x23, 24x27, 25x27, 30x32 , foot print grip -250 mm , hand vice -50 mm jaw , de soldering gun , temperature controlled soldering iron , rcc pole with accessories ms angle iron, c clamp, stay insulator etc. and materials , contactor , auxiliary contacts , cut out relay -16a, 440v , reverse current relay -16a, 440v , insulators including hardware fitting -egg type , insulators including hardware fitting -suspension type , knife switch dpdt fitted with fuse terminals -16 amp , various lamps with fittings -halogen incandescent lamp , various lamps with fittings -fluorescent tube , various lamps with fittings -hp mercury vapor lamp , various lamps with fittings -high-pressure sodium lamp , various lamps with fittings -low-pressure sodium lamp , various lamps with fittings -floodlights , bus bar with brackets -1 mtr each , solar dc pump -24v, 1 hp , led lights -12v, dc, 5w , led lights -6 v, dc, 5w , solar charge controller with manual switch day lighting -6v,5 a , star delta starter -manual , star delta starter -semi-automatic , star delta starter -automatic , automatic reverse forward starter - , soft starter -1 phase , soft starter -3 phase , field regulator -0 - 1000 ohmic, 2 amps , transformer single phase -1 k. v. a. 250-100 v , d. c. compound motor -3 h. p 250 v with 4 point starter and field regulator laboratory type , d. c. shunt motor -3 h. p 250 v with 3 point starter and speed regulator laboratory type , d. c. series motor -3 h. p 250 v with 2 point starter and speed regulator laboratory type , mg set consisting of squirrel cage ind. motor 5 hp, 400 v cycle with directly coupled compound gen. 3 kw, 250 v with built in panel board consi. of-3 phase acb, star-delta starter contact type , immersion heater -1500 watt, 240v , mixture and grinder -750 watt, 240 v , electric iron , a. c. ceiling fan , ac table fan , rechargeable battery , lead acid battery , battery charger , potential transformer , smart energy meter , dmx controller -dmx 512 , rewinding machine -manual , control panel -5 feet x 3 feet x 1. 5 feethammer ball peen -0. 25 kg, plumb bob -115 grams, wooden mallet -1 kg. (75mm x 15mm), snip bent heavy duty , plane cutters , forge with hand blower, conduit pipe cutting and threading machines adjustable -for 15 mm to 30 mm. , conduit pipe bending machine, suitable -for 15 mm,18 mm, 25 mmand 30 mm pipe, hot wire ammeter -0-15 amps. , wheatstone bridge -, voltmeter m. c. -0-300 volts, voltmeter m. c/ multi range -0. 70, 150,300 & 600 v, voltmeter m. c. multi range -0-15,30,50 & 75 v, voltmeter centre zero -15-015 volts, voltmeter m. i. multi-range -0-150, 300, 600 v, voltmeter m. i. multi-range -0-50, 75, 150 v, ammeter m. i. 0-30 amp, panel board, ammeter mc -0 500 ma, autotransformer -250v / (0 300) v,10a, solid state solar based 1 phase energy meter (bidirectional) -5-30 a, 240 v, ammeter m. c. centre zero -5-0-5 amp, ammeter mc -0 - 1 amp, single phase kwh meter analog -5a, 250 v ac, single phase kwh meter digital -5a, 250 v ac, three phase kwh meter analog -25a, 415 v a. c, three phase kwh meter digital -25a, 415 v a. c, watt meter dynamo meter type -5 amps. and 250 v, 1. 25 kw, magnetic flux meter -0-500 tesla, meter reading instrument (mri) -, ohm meter; series type portable box type , ohm meter shunt type, portable box type , kilo wattmeter analog, lux meter, tachometer , hydraulic crimping tool for ug cable crimping with bits -20 sq. mm to 250 sq mm, crimping tool -heavy duty, small //bid details2 / 86