advanced power electronics equipments supply of advanced power electronics equipments , digital storage oscilloscope: >bandwidth limit : 200mhz. >display type : 7-inch tft color display. >2-channel models. >1 gs / s sample rate on all channels. >20k point record length on all channels. >advanced triggers include pulse, runt, and line triggers. >vertical resolution : 8 bits. >input sensitivity range : 1mv / div max. with probe attenuation set to 1x. >dc gain accuracy : ±3.0 % step gain, derated at 0.1% 1°c above 30° c. >maximum input voltage : 300 vrms, installation category ii, derate above 4 mhz at 20db per decade to 200 mhz. >offset range : 1mv / div to 50 mv / div ±1v, 100mv / div to 500mv / div ± 10v, 1v / div to 5div ±100v. >input coupling : dc, ac. >input impedance : 1m? ± 2% in parallel || 14pf ±2pf. >timebase accuracy : 20ppm. >timebase range : 2ns / div to 100 sec / div. > trigger modes : auto, normal single sequence. >trigger types : edge, pulse width and runt. >trigger source : ch1, ch2, aux in and ac line. >trigger coupling : dc, noise reject, high frequency reject and low frequency reject. >usb 2.0 host port : support usb mass storage devices. >five-year warranty. , septrum analyzer: spectrum analyzer for power electronics lab ( power quality analyzer ) >voltage vrms : ( ac + dc ) : measurement range: 1 v to 1000 v phase to neutral; resolution: 0.1v; accuracy: ±0.1% of nominal voltage. >vpk range : 1 vpk to 1400 vpk; resolution: 1v; accuracy: 5% of nominal voltage; >voltage crest factor ( cf ) : range: 1.0 > 2.8; resolution: 0.01; accuracy: ±5%. >operating temperature : 0°c ~ +40°c; +40°c ~ +50°c excl. battery; storage temperature: -20°c ~ +60°c. >safety rating : 600 v cat iv / 1000 v cat iii rated for use at the service entrance. >energy loss calculator : classic active and reactive power measurements, unbalance and harmonic power, are quantified to pinpoint the fiscal costs of energy losses. >standard accessories: bc430 power adapter, international plug adapter set, bp290 ( single capacity li-ion battery ) 28 wh ( 8 hours or more ) , tls430 test lead and alligator clip set, wc100 color coding clips and regional decal. >current irms : measurement range: 5 to 6000 a, resolution: 1 a, accuracy: ±1% ±10 counts >1mv / a 1x : measurement range: 5 to 2000 a, resolution: 1 a, accuracy: ±1% ±10 counts >frequency : measurement range: 42.50 to 57.50 hz, resolution: 0.01 hz, accuracy: ±0.01 hz >power : measurement range: max 6000 mw resolution: 0.1 w to 1 mw, accuracy: ±1% ±10 counts. >power factor : measurement range: 0 to 1 resolution: 0.001, accuracy: ±0.1% at nominal load conditions >harmonics order : dc, 1 to 50 grouping: harmonic groups according to iec 61000-4-7 >volts % ( thd ) : measurement range: 0.0 to 100%, resolution: 0.1%, accuracy: ±2.5% >amps % ( thd ) : measurement range: 0.0 to 100%, resolution: 0.1%, accuracy: ±2.5% >phase angle: measurement range: -360 to 0° resolution: 1°, accuracy: ±n x 1° >general specifications: >operating temperature: 32 to 104°f ( 0 to 40°c ) , 32 to 122°f ( 0 to 50°c ) excluding battery >electro-magnetic-compatibility ( emc ) : en 61326 ( 2005-12 ) for emission and immunity. >interfaces: mini-usb-b, isolated usb port for pc connectivity sd card slot accessible. >accessories : alligator clips ac285, multi color wire clips wc100, bp291 double capacity li-ion battery pack, ebc290 external battery charger, i30s ac / dc current clamp, i5spq3, %a ac current clamps ( 3-pack ) , tls430-test leads and alligator clips ( 4 black, 1 green ) , v / f variable speed induction motor drive : >v / f variable speed induction motor drive for 3 phase, 1hp, 1440 rpm motor along with motor and loading set up. >vfd drive : input 200 to 240 volts ac, ± 10% tolerance, capacity 1hp, 5a, 0-400hz frequency with keypad & knob frequency display. >braking type : inbuilt braking chopper. >control mode : v / f sensor less vector control. >over load capacity : 150% for 1 minute >startup torque : 150% at 5hz >communication : rs485 modbus >software : ac drive , scr based half and fully controlled converter ( built-in firing circuit and power circuit module ) : power circuit > four ‘scr’ with snubber circuit & heat sink provided >two free wheeling diode >6a mcb, fuse should be provided for input circuit >digital ammeter & voltmeter to measure output current and voltage >24v / 1a ac source provided for power circuit input >one fixed r loadprovided >all the necessary terminals brought out onfront panel microcontroller based firing circuit >st 85 based firing pulse generation >firing angle on lcd display >four digital keys provided >four isolated firing pulse >test points provided to study logic circuit , scr half & full controlled kit: power circuit >four ‘scr’ with snubbercircuit & heat sink provided >two free wheeling diode >6a mcb, fuse should be provided for input circuit >digital ammeter & voltmeter to measure output current and voltage >24v / 1a ac source provided for power circuit input >one fixed r loadprovided >all the necessary terminals brought out onfront panel microcontroller based firing circuit >st 85 based firing pulse generation >firing angle on lcd display >four digital keys provided >four isolated firing pulse >test points provided to study logic circuit. , step up & step down choppers ( built-in firing circuit and power circuit module ) : >st 85 based control circuit with > variable duty cycle and variable >frequency >duty cycle and frequency on lcd display >four digital keys provided to vary duty cycle and frequency >one number of mosfet used as a power switch >nductor, power diodes and capacitor for power circuit >built in digital voltmeter and ammeter >by selecting different components to conduct step up and step down experiments , igbt based single phase pwm inverter: inverter power circuit >thebridge inverter power circuit should have 4 igbt with built in reverse diodes >igbt are mounted on proper heat sink and protected by snubber circuit and fuses >a mcb, fuse should be provided for input circuit >all the necessary terminals brought out on front panel micro controller based control circuit >st 32 based control circuit >all the pwm signals are isolated using opto isolator >lcd displays to indicate the parameters and type of modulations >5 digital keys to any set the parameters >test points provided to study logic circiuts