1,VFD 440V 2,small inverter VSD 3,CE,SGS,ISO9001 4,multi-function,high torque 5, CE, CCC, SGS, ISO9001 VFD 440V0 ... , strong anti-interference ability.25 protection functions.3. Functions OF SY8000 VSDDual-DSP+MCU+IPM high performance, high reliability.Automatic identification of motor parameters ... .Support for uploading and downloading parameters. SY8000G 0.4~400KW High performance S-Curve VFD 440V