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Variable Frequency Power Supply

Product Name:Single-phase variable frequency power supply
Title:Frequency converter
Specifications:WK-500VA WK-1OOOVA WK-2000VA
Overview:
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.

Description

       

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: 4570Hz50Hz60Hz100Hz200Hz400Hz

●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: 500VA2000VA

Model

WK-500VA

WK-1OOOVA

WK-2000VA

Output capacity

500VA

1KVA

2KVA

Circuit type

IGBT/PWM pulse width modulation

Ac input

Single phase 220V/50Hz,60Hz

AC output

Phase

Single phas

Voltage

Low end

0V150V

High end

0V300V

Frequency

4570Hz50Hz60Hz100Hz200Hz400Hz

Max current

0V150V

4.2A

8.4A

16.8A

0V300V

2.1A

4.2A

8.4A

Frequency stabilization rate

≤0.01%

Load stabilization rate

±0.5%

Waveform distortion

≤2%(resistive load)

Response time

Max 2ms

Display
/resolution

Digit frequency meter

4 digits resolution 0.1Hz

Digit voltage meter

4 digits resolution 0.1V

Digit current meter

4 digits resolution (below 4A )0.001A;
(above 4A)0.01A

Digit power meter

4 digits resolution(below 200W)0.1W; (above 200W)1W

Power factor

4 digits resolution 0.001

Protection

Electronic circuit quick detection over voltage, over current, overload, over temperature and short circuit, with automatic protection and alarm

Cooling system

Forced fan cooling

Ambient

Working temperature

0℃45℃

Relative humidity

090%(non condensing)

Size (height ×width ×depth)

187×428×440mm