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Tender For supply of following items for setting up measurement and instrumentation lab for 4 year b.tech in electrical engineering curriculum and application for university of calcutta. - experimental set-up for calibration of a wattmeter using dc potentiometer with following features/items:regulated power supply 2 volts, 100 ma to operate the potentiometer.calibrated electronic standard cell voltage 1.0186 volts.regulated power supply 0-5 volts/0.5 amps with milliammeter 0- 500ma for current coil of wattmeter.regulated high voltage power supply 0-250 dc volts with voltmeter 0-250 volts for pressure coil of wattmeter.a panel mounting wattmeter 0-125 watt is required to perform the experimentgalvanometer for null balance.a volt ratio box for measurement of higher voltage.complete circuit diagram with wattmeter connections to be provided on the front panel of the instrument.with standard accessories, experimental set-up for low resistance measurement using kelvin s double bridge with following features:range: 0.2 micro ohm to 11 ohms, with an accuracy of 0.05 %required accessories:spot reflecting galvanometer. dc source 10 a with one analog current meter. attachment of 1 meter length.brass clamp with terminals for zero setting. with standard accessories, experimental set up for unknown capacitance measurement using de-sauty s bridge with following specifications:source: sine wave signal of 1khz. the amplitude of ac switch indicating lamp is provided on the bakelite board. two sockets are to be provided for the output of ac signals.detector: for detecting small ac signals in the output, null detector is required as in-built with digital display.circuit diagram:the circuit layout on the board is to be provided out to facilitate convenient working. 4 or 5 mm socket required for making connection. features:r2 --- three decade resistance dials having value 10 1000, 10 100 and 10 10 ohmsr1 ---- single decade resistance dial having value 10 100 ohmsc1 ---- unknown capacitor.c2 ---- two fixed standard capacitors having value 0.01mfd 0.1mfd (loss free)with standard accessories, experimental set-up for calibration of a 1-phase watt-hour meter with following scopes: to adjust & calibrate a single-phase energy meter by direct loading method to adjust & calibrate a single-phase energy meter by comparing with a sub-standard meterspecifications: static energy meter single phase: under test (local) duly mounted, wired and terminated static energy meter single phase: sub-standard meter (isi mark) duly mounted, wired and terminated voltmeter: moving iron ac portable of class 1.0 accuracy and range 0 - 300 v ac ammeter: moving iron ac portable of class 1.0 accuracy and range 0 - 10 a ac wattmeter: dynamometer type ac single phase, multi-range with current coil 5 / 10 amp and potential coil 75 / 150 / 300 v ac variac: variable voltage transformer (portable table / floor mounting type with enclosure) input: 230v ac and output: 0 270v / 8 amp ac variable load: made up of 3 load resistors of 70 ohms / 700 w each duly mounted and connected / terminated to form different loads (35 to 210 ohms) as per external connections digital stop clock: portable with start / stop & reset operation set of necessary 4 mm spring loaded patch cords for interconnections detailed instruction manual supply to be connected: 230v, 1phase, 50 hz, ac mains, experimental set-up for calibration of a 3-phase watt hour meter with following specifications: to adjust & calibrate a three-phase energy meter by direct loading method to adjust & calibrate a three-phase energy meter by comparing with a sub-standard meterspecifications:static energy meter three phase: under test (local) duly mounted, wired and terminatedstatic energy meter three phase: sub-standard meter (isi mark) duly mounted, wired and terminatedvoltmeter: moving iron ac portable of class 1.0 accuracy and range 0 - 300 v acammeter: moving iron ac portable of class 1.0 accuracy and range 0 - 10 a acwattmeter:
Tender For emergency repairs to 2 x 500kva burnttransformer at l-29 lift irrigation scheme located near velidanda village, garidepally mandal of suryapet district
Tender For corrigendum : labour work for replacement of failed / healthy / augmentation / de-augmentation / damaged / burnttransformer with transportation charge under kothara sub division.
Tender For corrigendum : labour work for replacement of failed / healthy / augmentation / de-augmentation / damaged / burnttransformer with transportation charge under naliya sub division.
Tender For tender for supply of 3phase charger card , model i4 hpn-207-g for (2x160) kva ups , make hi-rel , gate driver igbt , model i4 hrd-047-d for (2x160) kva ups , make hi-rel , rating 300a+ , buffer driver card , model i4 hrd-098c for (2x 160 kva) ups , make hi-rel , igbt 150/600v for cwpt ups(2x 5kva) make hi-rel , system control card , model i4 hrd-046c for (2x160) kva ups , make hi-rel , 3 phase charger card , model hpn-207-g for ups , make hi-rel , switcher card i4 , model i4 hrd-269-0 for (2x 160 kva) ups , make hi-rel , transformer , rating 500va , 415/215 for (2x 160 kva) ups , make hi-rel , i4 gate driver card , model hrd-047d for ups , make hi-rel , mag/i4 smps card , model hrd-268-0 , uc3844 30batt for (2x 160 kva) ups , make hi-rel , dc bus sensing card , model i4 hpw-043-b for ups , make hi-rel , rectifier snubber card , model hpw-006c for ups , make hi-rel , control transformer for switcher card for (2x 160 kva) ups , make hi-rel , control transformer , rating 500va , 415/230v , model xmer cntl for (2x 160 kva) ups , make hi-rel , transformer , rating 250va , 415/180-200-230 for (2x 160 kva) ups , make hi-rel , hylam series regulator card , model i4 for (2x 160 kva) ups , make hi-rel , capacitor panel for (2x160) kva ups , make hi-rel , rating 450v 3300uf , 20% radial , cooling fan 8 inch (spare for 2x75 kva ups) , card , hrd-571 , manager 2x160kva , make hi-rel , semi conductor fuse (gsi 1000v/250a/600v) for battery charger , semi conductor fuse (gsi 1000v/300a/600v) for battery charger , current transducer for ups , supply 230 volt ac , i/p 0-5 a. 50/60 hz , o/p 4-20 ma , voltage transducer for ups , supply 230 volt ac , i/p 0-300v. 50/60 hz , o/p 4-20 ma , capacitor panel paper for (2x160)kva ups , make hi-rel , rating 370v 93/100mf , 10% radial
Tender For labour work for replacement of failed / healthy / augmentation / de-augmentation / damaged / burnttransformer with transportation charge under dayapar sub division.