Variable Frequency Power Supply

Multi-purpose machine, provide standard power supply of the world, stable and pure sine wave, simulation test of various electrical products; 16-bit micro-controller (analog) control, output voltage, frequency intelligent (analog) control, flexible and convenient operation;

High-frequency PWM design, with IGBT as the power to promote, small size, low noise; unique instantaneous value control mode, can be pre-set nominal voltage -10% ~ -30% and +10% ~ +25%, high control accuracy, good waveform quality, can be adapted to a variety of loads;

Efficiency of more than 85%, applicable to a wide range of loads, load power factor ± 0.5 ~ 1.0 can be; intelligent and fast response, 100% of the loading or de-loading, regulator response time within 2ms; overload capacity, instantaneous power supply can withstand 300% of the rated current;

With high current, overload, over-temperature and other multiple protection and alarm; voltage (V), current (A), frequency (HZ), power (W), power factor (PF) all ask the LED digital tube display, simple and easy to read, high resolution;

Output voltage 0~150V/0~300V two adjustable;
Output frequency 45HZ ~ 65HZ, 50HZ, 60HZ, 2F, 4F, 400HZ;
Low distortion interference, input/output completely isolated, safe and reliable;
Wide range of application, can be widely used in places that require frequency conversion of voltage;

Single-phase 500VA~500KVA, three-phase 3KVA~1600KVA, can be customized to meet special specifications.

Inquiry

APPLICATION

Low – distortion interference, with complete isolation between input and output, safe and reliable. It has a wide range of applications and can be widely used in places where frequency conversion and voltage transformation are required.

TECHNICAL PARAMETERS

Input voltagethree-phase 380V
Fluctuation range323-528V
Input Frequency50/60Hz±5%
Function factor≥85%
Output voltage80V-144V(0-155V)/145-288V(0-300V)
Output frequency47Hz-63Hz, (47-63/50/60/2Ff, 4F,400Hz) adjustable
Rated current130/200/390/500/650/86/980A
Overload capacityinstantaneous current can follow 300% of rated current
Response timefor 100% loading or de-loading, transformer response time within 2MS
Frequency stability≤0.01% (output frequency unchanged when 0-100% load change)
Load stabilization rate≤3% (100% pure resistive load)
Efficiency≥85%, load factor power ± 0.5%-1.0 and +10%-+25% can be intelligent and fast reaction
Control modeLGBT/SPWM sinusoidal modulation mode
Display modeLED digital display voltage, current, frequency, power factor, etc.
Protection functionover-current, over-voltage, over-temperature, short-circuit, phase loss protection and other functions and warnings.
Insulation resistance≥2MΩ
Noise<65db(A)
Relative humiditybelow 90% -10℃-45℃ (outdoor type -30℃-45℃)
Installation altitude<1000 meters