4KW INVERTER Main Features: Output frequency range:SVC: 0-320Hz;V/F:0-1000Hz,increase 60% on the basis of 8000B series. Compact size. The mounting size of some models is 40% smaller than that of 8000B. Response rate: 39% increased on the basis of 8000B. . Support speed mode and torque mode,low speed with high torque output. Short-circuit protection in power-to-GND. Optimized PID function. Carrier tuned with temperature. Available for 220V/Single phase, 380V/415V/440V Three phase, 220V/Three phase