FUNCTIONAL DESCRIPTION

• Single-phase DC inverter drive controller; stepless DC fan control; integrated high-frequency PFC (Power Factor Correction); SVPWM modulation; current loop control and RS485 communication control.

• Features comprehensive protection including overcurrent, overheating, short circuit, phase loss, power supply overvoltage and undervoltage, and motor stall; adopts independent control boards for indoor and outdoor units; isolated power supply and communication port design.

• Customizable design available; strong adaptability to power supply;wide input voltage range (140–280 VAC);supports ultra-wide motor frequency control;frequency points can be configured according to customer requirements;optional Wi-Fi functionality with mobile APP control.

• Integrates functions such as cooling, heating, air circulation, dehumidification, anti-freeze protection, automatic operation, filter cleaning, intelligent defrosting, timer, and power-off memory.