Home >> Variable Frequency Power Supply
WK/WKS series (horizontal) high precision variable frequency power supply adopts new model power module IGBT and good digital control circuit, has high efficiency, low noise, compact volume; input and output fully isolated, high input power factor, quick response, strong overload capacity, with over voltage, over current, over temperature, short circuit and other multiple protection alarms.
Performance characteristics:
●High precision stabilization frequency and voltage, knob type quickly adjusts voltage and frequency.
●High precision display: voltage, current, frequency, real power, power factor.
●Output frequency: 45~70Hz、50Hz、60Hz、100Hz、200Hz、400Hz
●Load voltage stabilization rate: ±0.5%
●Waveform distortion: ≤2% ( resistive load)
●Frequency stabilization rate: ≤0. 01%
●Response time: 2ms
●Protection: over voltage, over current, over load, over temperature and short circuit protection alarms
Application:
Products widely used in Products aerospace industry, laboratory research and development room, motor manufacturing, switching power, defense industry, duplicators, air compressors, medical equipment, imported industrial equipment, computers, monitors, electronic transformers, International military quality inspection, semiconductor testing, product life and safety, transformer performance testing, the simulation of AC impact experiments etc..
Technical parameters:
Single phase: 500VA~2000VA
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Model |
WK-500VA |
WK-1OOOVA |
WK-2000VA |
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Output capacity |
500VA |
1KVA |
2KVA |
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Circuit type |
IGBT/PWM pulse width modulation |
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Ac input |
Single phase 220V/50Hz,60Hz |
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AC output |
Phase |
Single phas |
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Voltage |
Low end |
0V~150V |
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High end |
0V~300V |
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Frequency |
45~70Hz、50Hz、60Hz、100Hz、200Hz、400Hz |
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Max current |
0V~150V |
4.2A |
8.4A |
16.8A |
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0V~300V |
2.1A |
4.2A |
8.4A |
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Frequency stabilization rate |
≤0.01% |
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Load stabilization rate |
±0.5% |
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Waveform distortion |
≤2%(resistive load) |
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Response time |
Max 2ms |
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Display |
Digit frequency meter |
4 digits resolution 0.1Hz |
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Digit voltage meter |
4 digits resolution 0.1V |
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Digit current meter |
4 digits resolution (below 4A )0.001A; |
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Digit power meter |
4 digits resolution(below 200W)0.1W; (above 200W)1W |
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Power factor |
4 digits resolution 0.001 |
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Protection |
Electronic circuit quick detection over voltage, over current, overload, over temperature and short circuit, with automatic protection and alarm。 |
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Cooling system |
Forced fan cooling |
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Ambient |
Working temperature |
0℃~45℃ |
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Relative humidity |
0~90%(non condensing) |
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Size (height ×width ×depth) |
187×428×440(mm) |
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