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Tender For supply of ac voltmeter , ac voltmeter 0-150 , ac ammeter , function generator , single phase variac , dc voltmeter 0-15 , dc voltmeter 0-150 , dc ammeter , earth resistance tester , d. c. regulated power supply , tachometer , rheostat , electrical tools bag , electronic work bench , build a voltage divider bias circuit and measure the terminal currents & terminal voltages of the vo , build the ce, cc and cb amplifier circuit and verify the input and output characteristics. and build , dso(100mhz) , v-i characteristics of scr , measurement of current and voltage in a branch of the given electrical circuit using kirchhoff s cur , measurement of load current in load resistance using thevenin s theorem, norton s theorem, maximum p , measurement of open circuit(z) parameter, short circuit(y) and abcd parameter of a two-port network. , characteristics of triac, . , r and rc triggering circuit of scr. , breadboard , b. h curve apparatus kit , demonstration of faraday s laws of electromagnetism. , test the performance of zener diode/pn/led , test the functionality of half wave rectifier and full wave rectifier and bridge , implement logic gates using universal nand gate ic, nor gates and universal gates , half adder and full adder using gates , sr, ms-jk, d and t flip using ic 7476(all in one) , test the functionality of dac and adc using ic. , passive components , r and rc ujt triggering circuit of scr , half wave and full wave converter with r and rl load and freewheeling diode , characteristies of igbt, mosfet, fet , chopper circuit , inverter circuit(series and parallel) , forced commutation circuit (a, b, c, d and e) , single phase step-up and down cyclo converetr , scr single and three phase half-full controlled bridge converter , dc to dc converter trainer (buck, boost and buck-boost converters) , scr single phase dual converter trainer , discrete component trainer , total station , gps instrument , tilting level , two hinged arch , water absorbtion test apparats for aggregate larger than 10mm or between 40mm and 10mm , vessel for water absorbtion test of aggregate smaller than 10mm , miscellaneous tools , cylindrical steel cup, metal hammer , bourdon's gauge , piezometer , flywheel apparatus , laboratory permiability apparatus(constant head and falling head) , calibrating glass tube , steel cylinder, cylindrical metal , jar testing apparatus with jars , burrete, burette stand, conical flask, pippette , bod apparatus , suspended solids, dissolved solids, and total solids measuring apparatus , bod incubator , digital balance, hot air oven , test tubes , beaker , digital thermometer , u tube manometer , dial gauge stand , silver sulphate , dpd (diphenyle paraphenylene diamine indicator , shear strength testing machine , digtal chlorimeter , watt meter
Tender For procurement of refrigeration and air conditioning lab equipment for mechanical engineering department. - refrigeration and air conditioning lab equipment, cooling tower test rigexperiment: to determine the efficency of forced draft type coolingtowercooling tower:250 x 250 mm size, height 1000 mm,material: aluminum body with acrylic framepacking sheets: perforated aluminum corrugatedblower : 1hpgeyaser: 3 kw capacityindicator: digital temperature indicator 8 channelthermocouples:1 mtr length, cr. al, wire mesh sheathingair flow measurement: u tube manometer, material glass, size 300mmwater flow measurement: rotameter 0 to 60 cc/seccalibrated water tank : ms, 200 x 250 mm sizestarter: crompton/any reputed make., vapour compression refrigeration test rig compressor type: hermetically shield600 wcooling capacity: 0.3trtechnology: inverter controlrefrigerant: r 600ano of passes: singletube material: copperenergy meter: 1 phase 230 vtemperature sensor: rtd (5 no s)storage space: 591*621*1500 mmcondenser: finned tube typeevaporator: plate typeexpansion valve: capillary coil type, open type air conditioning test rigtechnical specificationstype : single cylindercompressor : 1 tondischarge : 0-10 lphrefrigerant : r 122 or suitablecondenser details : air cooledevaporator : 10 litre capacityno of passes : singleouter tube dia : 6mmexpansion device : capillary tubepressure drop : 0.5 kgf / cm2tube material : copperfan (230 volts 2 amps) : one no (for condenser)freezer box : evaporator unit consists of a ss freezerenergy meter : single phase 230 voltstemp. measurement : 5 no s rtd sensor will be provided to measurethe temperature pointtemperature indicator: 8 channel digital temperature indicator with selector knob to change the temperature point.the whole set-up is ingeniously designed and schematically arranged on apowder-coated rigid structure, recirculating air conditioning test rigcapacity: 1.0 tr compressor: hermetically sealed. condenser: forced convection air cooled.condenser fan:axial flow.drier/ filter: provided.expansion device:capillary tube.evaporator:forced convection air cooled.evaporator fan: axial flow typerefrigerant:r-22.hp / lp cut-out:alco/ or danfoss / or indfoss or any equivalent make.temperature: 6 channel facilities with digital display.pressure:2 nos.; dial type pressure gauges.air flow measurement: by inclined tube manometersupply:220-240 volts, 50 hz, 1 phase.input power: provided for compressor and heater.list of experiments:cooling of fresh air with full exhaust. (summer experiment)heating of fresh air with full exhaust. (winter experiment)humidification of air.cooling or heating the air with partial recirculation.(calculations for mixing of two air streams having different characteristics.)cooling of air with full re-circulation (operation of the system as a window air conditioner.)