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 electrical and electronics engg. lab equipments - symmetrical and unsymmetric al faults of transmission line, testing of hrc fuse and mcb overcurrent trainer, relay, vcb trainen, three phas air circuit breaker (acb) trainer, differential relay trainer transformer kit for, generator protection relay trainer kit, dc servo position control trainer kit, ac servo position control trainer kit, stepper motoer, synchro transmitter receiver , ammeters mi type, voltmeter mi type, wattmeter single phase/three phase , three phase power factor meters , automatic power factor controller, low power factor wattmeter single phase , lux meter, digital/energy meter shunt multiplier, current transformer potential transformer, model of mi mc, dynamomete rand induction type meters, lcr/q meter hand held type, soldering iron synchroscop je frequency, clip-on meter, electrical and electronics tools, three phase, squirrel cage induction motor (cut section model), shp three phase ac slip ring induction motor trainer, dc shunt motor-alternator set, basic wiring tools, solar cell experiment setup, spv stand, main rack, brushless dc motor trainer kit, dual power supply, multimeter, lcr meter, cathode ray oscilloscope, function generator, signal generator, digital ic tester, analog ic tester, smd soldering equipment, cables/connectors, television set, television set, projector, maintenance kit, tools, vacuum cleaner/blower, components, microwave test bench, klystron power supply, microwave test bench-x, vswr meter, frequency meter, pin modulator , dso, dc regulated power supply, synchro transmitter and receiver trainer kit, servo motor, on-off control kit, temperature sensor, pi controller kit,, temperature sensor, pd controller kit, temperature sensor, pid controller kit, temperature sensor, plc, digital multimeter , routers, repeater, hub, switch, connecting cables and connectors, network bridge, null modem.cable , microcontroller trainer kit, cro, stepper motor, 7-segment led display, trainer board, trainer board, trainer board, microcontroller board, sensors, digital multimeter and micro-ammeters a, dual channel cro, passive components, resistor, variable inductor, potentiometer, digital multimeter, true rms multimeter, dual channel cro, dc regulated power supply, scr, dc regulated power supply, thyristor kit, resistive load, resistive- inductive load
Tender For corrigendum : supply, erection, testing and commissioning of main compressor test bench with control panel, variable transformer, power transformer unit ,accessories , hand held instruments , sensors and interconnecting cables asper annexure enclosed. make similar to sarola. [ warranty period: 24 months after the date of delivery ]
Tender For supply of different type of materials suitable for eot cranes as per attached annexure - supply of thruster break motor for eot crane 415 v, 3-ph of capacity-18 kgs of make-speed-o-control, electrohydraulic thruster, elektromag, supply of thruster break motor with frame and brake shoe with 200 mm dia for eot crane 415 v, 3-ph of capacity- 34 kgs of make-speed-o-control, electrohydraulic thruster, elektromag, supply of thruster break motor for eot crane 415 v, 3-ph of capacity-34 kgs of make-speed-o-control, electrohydraulic thruster, elektromag, supply of thruster break motor for eot crane 415 v, 3-ph of capacity-35 kgs of make-speed-o-control, electrohydraulic thruster, elektromag, supply of thruster break, brake shoe bswl-300, supply of thruster break, brake shoe bswl-250, supply of thruster break, brake shoe bswl-200, supply of break spring of variable size for thruster braking system of eot crane., supply of control transformer capacity 2kva, input 2 phase 440 volt, output 220/110 volt, supply of cable trolley for eot crane., supply of 230v motorized hooter suitable for eot crane., supply of 230v electronics hooter suitable for eot crane.
Tender For bid to ras supply of variable auto transformer 35 a, suitable for 100 kva neelkanth stabilizer, model no. sd 7144 , variable auto transformer 60 a, suitable for 125 kva neelkanth stabilizer, model no. sd 7180
Tender For power electronics lab equipments - power elctronics lab equipments, line synchronized ramp trigger circuit using ujt with ac load to measure firing angles kitujt relaxation oscillator circuit, provision to add dc pedestal voltage to the capacitor in the circuit, triggering circuit fo r2scrs using pulse transformer, measure the phase angle of load, 24v lamp ac load using 2scrs, builtin power supply, scr commutation circuit kit" provision to charge the capacitance which will be used for voltage commutation, built in power supplies , class a,b commutation circuits", single phase to single phase cyclo converter kit"cyclo converter with divide by 2 supply frequency and divide by 3 frequency, +ve and ve polarity zero crossing detectors using optocouplers, decade counters to generate required control signals, isolated 4nos. of dc power supplies to trigger the scrs, triggering circuits to trigger the power scrs, power circuit using center tapped transformer, power circuit using 4scrs and12v-0-12v power transformer and resistive load, built in power supply", pwm based step down dc chopper using mosfet/igbt kit"pwm ic controller-based step down chopper, output voltage vs dutycycle, load characteristics without feedback, load characteristics with feedback, output voltage vs input voltage with feedback, built in power supply", single phase single pulse / sinusoidal pwm inverter using mosfet/igbt kitsinglepulse 50 hz clock generation, variable duty cycle generation on both half cycles, h bridge power circuit using 4nos. of mosfets, 4nos. of individual power supply for gate trigger circuit, built in power supply, on / off control of lamp using solid state relay kit"input switch to control the lamp on/off using solid state relay, one ssr module to test with lamp load, builtin power supplies", speed control of ac motor using vfd drive"adjustable v/f curve and vector control, keypad and external control of ac motor, builtin modbus (rs-485) pc communication ,suitable for 2hp motor", lamp dimmer circuit using triac kit"variable ac power circuit using triac, diac circuit to trigger thetriac in both half cycles, provision to vary the charging time of capacitor, (changing the phase angle also)for the diac"
Tender For tender for supply of lab equipment for electric circuit and transformer generator lab to dept. of electrical and electronics engineering, vtu constituent college, chintamani - ac to dc converted (0 to 300v variable), dc shunt motor and 3 phase synchronous generator coupled set with a rating of 5hp motor and 3kva generator with 1500rpm speed, single phase auto transformer 2kva, dry type single phase transformer 2kva with tapping of 33.3%, 50% and 83% shell type, dry type 1 phase transformer 2kva with tapping of 33.3%, 50% and 83% shell type, dry type single phase transformer 1kva with tapping of 33.3%, 50% and 83% shell type, stepdown transformers (0 to 6v), (0 to 9v) and (0 to 12v) each 05, single strand connecting wires, bread board, cro probes, transistor sl100,bf194, diodes by127, diodes in4001, digital multimeter, one phase load (rheaostatic), three phase load rheostatic, capacitors 0.01uf,0.1uf,1uf each 10, capacitor 0.1,0.01,100,0.22,0.47,1.3nf,47,47pf each 10, inductor 1mh, 2mh,5mh, 10mh, 20mh and 50mh each 10, dual trace oscilloscope 20mhz, function generator 1mhz, ac wattmeter (0 to 3000wts), (0 to 6000wts) each 05, dc voltmeter (0 to 100vts), dc ammeter (0 to 5amps), (0 to 10amps) each 05, ac voltmeter (0 to 300vts) (0 to 600vts) each 05, ac ammeter (0 to 5amps), (0 to 10amps), (0 to 15amps) each 05, regulated power supply 0-30v (dual), resistors 1k,10k,3.3k,470,22k,33k,3.3k each 10