Feature:1. INPUT OUTPUT: This variable frequency drive features 3PH AC380V 50 60Hz input, 0 to 320Hz output, suitable for 18.5kW 22KW motor.2. EFFICIENT COOLING: The variable frequency inverter adopts a large heat sink with a small fan, which ensures good heat dissipation and low noise.3. EASY OPERATION: The frequency converter adopts a humanized keyboard design with reasonable layout, making it easy to operate.4. DIGITAL DISPLAY: This variable frequency inverter uses a digital display screen, which is clear and intuitive, better for control and monitoring.5. WIDE PURPOSE: Suitable for speed control equipments such as CNC router, milling machine, drilling machine, mixer, etc.Specification:Item Type: Variable Frequency DriveMaterial: Aluminum alloy, PC flame retardantModel: JLS B 4T 18.5GB 22PBInput Voltage: 3PH AC380V 50 60HzOutput Voltage: 3PH AC380V 0-320HzInput Current: 38.5A 46.5AOutput Current: 37.0A 45.0AAdaptive Motor Power: 18.5kW 22KWSurrounding Temperature: -10 to +40 (ambient temperature is between 40 to 50, please reduce the rating for use)Surrounding Humidity: 5% to 95% RH, no condensation of water dropletsSurrounding Environment: Indoor (without direct sunlight, corrosion, flammable gases, oil mist, stain, etc.)Altitude: Derated for use above 1000 meters, derated by 10% for every 1000 meter increaseProtection Grade: IP20Cooling Method: Air cooling, with fan controlTypical Functions:Multi Speed: 16 programmable multi speed control, multiple operation modes availableSwing Frequency Operation: Adjustable preset frequency and center frequency, state memory and recovery after power outagePID Control RS485 Communication: Built in PID controller (with preset frequency). Standard configuration RS485 communication function, multiple communication protocols optional, with linkage synchronization control function.Package List:1 x Variable Frequency Drive1 x User Manual