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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 corrigendum : supply of officestationary and printing of forms for o&m circle morena - stationary items, (i) pen blue pkt, (ii) punching machine (medium), (iii) pen red pkt, (iv) pen black pkt, basta cloth, binder clip big size 32 mm (packet), board bandi, box file, brown/ transparent tap big size, calculator, cello tap (half) inch, clutch pencil, correction fluid pen, correction tape, dak book, dak pad, dustbin, envelop a 3 size big, envelop a 4 size big, envelop a 4 size medium (5"x11"), envelop yellow/white (pkt), erazer packet, fevi stick, flags long size (packet), flags multi coulred (packet), flags short size (packet), general file plain, general file with cloth patti (packet), gum/paste 300 ml, high lighter(set), kobra file packet, l folder(pkt), lace (10 bunch in 1packet), legal paper green (packet), legal paper white (packet), lock big, lock small, marker, mosquito repellent, notesheet pad printed 100 paper, office tray, paper cutter, paper weight, pasting file, pen refills, pen stand, pencil (packet), pencil cell, a4 size paper 75 gsm 210x297 mm (pkt.), register (1qr,), register (2qr,), register (3qr,), register (4qr,), register (5qr,), register (6qr,), room freshner, scale, scissors, short hand book 19.5x12.5 cms. 180 pg, short hand pencil (packet), sketch pen multi colour (packet), special files for acr with clip, stamp pad, stapler big size, stapler medium size, stapler pin big size (20 packet in 1 box), stapler pin small size (20 packet in 1 box), sticky notes, t pin - alpin (packet), tag (10 bunch in 1packet), tap dispencer, trays, u clip (packet), white board marker pen, additional items(store guna), bin card printing, duplicate book, file (reti), foam, gatepass book, indent book, issue book, register 13x17, register red (10qr,)