Features This VFD Inverter uses unique control method to realize high torque, high precision and wide speed regulating range, with high performance. It has good anti-trip performance and ability to adapt to rough power, temperature, humidity and dust interference, greatly improving stability. By optimizing PWM control technology and electromagnetic compatibility, it satisfies users' requirement of low noise and low electromagnetic interference. Flame retardant shell design, anti-impact and heat resistant. Humanized control panel, reasonable layout for easy operation. Specification:Model: AT4-1500XInput voltage: single phase 220VACOutput voltage: three-phase 380VACPower supply voltage: 220VAC 50/60HzApplicable motor power: 1.5kWFilter: NoControl mode: V/F closed loopOutput voltage regulation mode: PWM controlRated current: 8AMaximum output frequency: 400HzDimensions(width * height * thickness): 125*180*125mm / 4.9*7.1*4.9in Packagelist:1 * Inverter1 * User Manual Package List