Tender For quotation for purchase/ supply of digital voltmeter, ammeter,mw meter, mvar meter and pf meter at various sub station under p&m divn, pstcl, butari
Tender For procurement of lab equipment/instruments- digital storage oscilloscopes (dso), probes for dso, function-pulse signal generators, dual power supply, breadboard lab bench, portable multimeter with current measurement, analog multimeter, clamp meter, analog voltmeter, analog ammeter, component organizer, wire stripper, soldering iron, desoldering pump, soldering iron stand, breadboard wires (jumper cable), transformer, metal film resistors, potentiometer kit, diodes, zener diode assorted kit, lights emitting diodes (led) assortment set, electrolytic capacitor kits, ceramic capacitor, transistor assortment kit transistors pack, battery for multimeter, pcb for common use(lined)
Tender For supply of description of item :- voltmeter for traction motor, coil type 152 mmx70mmx133mm, s cale 82 mm range-0--900 v for wag7 specification :- clw specn. no. clw/es/i-21 alt.a with latest [ warranty period: 30 months after the date of delivery ]
Tender For supply of water separator , exhaust gasket , tie rod end , plug m30 , ball joint , fog head lamp h4 , turn indicator , air horn , voltmeter , cock , four way sp valve , condensat sump kit , protective bag , rpm cable , belt alternator , hose , fan belt , gasket , sealing ring , pressure plate , clutch rel brg , hose assy , air brake valve
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 supply and installation of physics instruments - c.r.o. dual trace 40 mhz: 1. type of input channels- analog and digital (mixed signal)2. number of analog channels-3. bandwidth - 300 megahertz.4. display type -colour tft.5. minimum display size- 10 inch.6. time base accuracy- 2.5 parts per million.7. sampling rate per digital channel simultaneously: 1gs/sec.8.record length per digital channel simultaneously- 8m point, function generator 0.3 to 3 mhz (scientific 10 mhz to 25 mhz frequency 1 channel function generator) : 1. frequency bandwidth (sine wave ) 10 mhz to 25 mhz.2. sample rate of arbitrary waveform generator (mega samples/sec)3. amplitude range (at 50 ohm impedance),10mv to 10 v pp., multiplexers and de-multiplexer with built in power supply :1. material- abs2. display- digital, verification of de-morgen s theorem with built in power supply : 1. type- digital2. consisting of built in power supply3. logic ics connected internally for 1st & 2nd theorem.4. 2 logic input switches with indcators.5. 1 logic output indicator.6. 3 patch chords to connect input and outputs., encoder and decoder circuit with built in power supply : 1. material- pvc2. equipment materials - glass epoxy front panel with pvc3. temperature range- -5 to 45 celsius4. output voltage(regulated) : 5vdc (internally connected), half adder, full adder, half subtractor, full subtractor with built in power supply: 1. built-in power supply dc +5 v at 500 ma.2. 3 logic input switches with green led display.3. 3 logic output red led display.4. two and gates ( 7408 ), one or gate ( 7432 )two not gates ( 7404 ) & two ex-or gates ( 7486 ) on panel., hall probe method for measurement of resistivity, complete with hall effect setup, hall probes, digital gauss meter, electromagnet and constant current supply. (complete apparatus) : 1. hall probe (ge crystal);(b)hall probe (inas).2. hall effect set-up (digital), dhe-213. electromagnet,emu-75oremu-50v.4. constant current power supply, dps-175 or dps-50.5. digital gaussmeter, dgm-102.6. range- 0-20 ma, apparatus to study characteristics of tunnel diode : 1. instrument comprises of dc regulated power supply of 0-600mv.1. two round meter for voltage & current measurement.2. circuit diagram is printing on front panel & important connections brought out on front panel.3. with well illustrated instruction manual, photo diode characteristic apparatus : 1. material- ms2. frequency- 50hz, photo transistor characteristic apparatus : 1. instrument type- analog, solar cell characteristic apparatus (complete apparatus) : 1. analog voltmeter: 12. analog ammeter: 13. solar panel/photovoltaic cell/solar cell to study characteristics: 14. range of dc voltmeter (in volt): 305. range of dc ammeter (in milli ampere): 506. necessary patch cords for interconnection7. along with instruction manual and demonstration, apparatus to study charging and discharging of a capacitor : 1. built in power supply : +12v variable & -12v, variable dc2. mains : 230v ac, ldr characteristics apparatus. : 1. voltage- 220 v2. apparatus type- analog3. temperature range- 50-60degree, plancks constant using solar cell : 1. instrument type- digital 2. built in power supply : +12v variable & -12v3. necessary patch cords for interconnection