FUNCTIONAL DESCRIPTION

Advanced control functions

Single-phase DC variable-frequency drivecontroller;
integrated high-frequency PFC (Power Factor Correction);
·SVPWMmodulation;
RS485 communication control and RS485 host computer control;

Reliable operation:
with overcurrent, overheating,short circuits, phase loss,
powersupplyovervoltageandundervoltage,andmotorstall
Protection;isolated power supply and communication ports;

Convenient to use:
Customizable design available;Highly adaptable to power sources;
supports both 110VAC and 220vAC input voltages;
suitable for a wider range of operatingenvironments;
optional features include an electronic expansion valve,
water level detection, and a water-pumping motor;

Energy saving and highly efficient:
withcooling,heating air circulation,dhumidification,
anti-freeze protection,filter cleaning,intelligent defrosting
timer, and power-off memory;