Feature:1. Extra Large Heat Sink: This inverter has a large heatsink with a small fan, which is about 3 times larger than the heatsink of similar products, and the small fan ensures low noise while assisting good heat dissipation.2. Intelligent Digital Display: This inverter adopts humanized keyboard design, with reasonable layout and easy operation; digital display, intuitive and clear. The detachable design is convenient for remote control.3. Wide Application: This inverter can be used for speed control equipment such as CNC router, CNC machine tool, milling machine, drilling machine, wing spreader, mixer, extruder, slitter, winder, compressor, ventilator, pump, grinder, conveyor, elevator, centrifuge, etc.4. Aluminum Alloy and PC Material: This inverter is made of aluminum alloy and PC material, aluminum alloy has good conductivity to ensure the performance of the inverter, and PC material is flame retardant to ensure the safety of the inverter.5. Multispeed And Oscillation Operation: This inverter has 16 segments of programmable multisegment speed control and multiple operation modes to choose from. Pendulum frequency operation has preset frequency, adjustable center frequency, state memory and recovery after power failure.Specification:Item Type: VFD InverterMaterial: Aluminum Alloy, PC Model: JLS B 4T 22GB 30PBInput Voltage: 3PH AC380V 50, 60HzOutput Voltage: 3PH AC380V, 0-320HzInput Current: 46.5A, 62.0AOutput Current: 45.0A, 60.0AApplicable Motor Power: 22kW, 30KWAmbient Temperature: -10-+40 ( Ambient temperature is 40-50, please reduce the amount of use)Ambient Humidity: 5%-95%RH, no condensation of water dropletsSurrounding Environment: Indoor (no direct sunlight, no corrosion, flammable gas, no oil mist, dust, etc.)Altitude: 1000 Meters or More, 10% Reduction for Every 1000 MetersProtection Level: IP20Cooling Method: Air Cooled, With Fan ControlTypical Functions:Multi Segment Speed and Pendulum Frequency Operation: 16 segment programmable multisegment speed control, multiple operation modes selectable. Pendulum Frequency Operation: Preset frequency, adjustable center frequency, state memory and recovery after power failure.PID Control RS485 Communication: Built in PID controller (presettable frequency) Standard configuration RS485 communication function, a variety of communication protocols can be selected, with linkage synchronization control function..Package List:1 x Inverter 1 x Manual