CE, ISO9000 certification 3 phases, 380V AC 5.5~7.5KW inverter VVVF control, constant,vairable torque ... mode VD4 series3 phases, 380V AC 5.5~7.5KW inverters VD4-45P5Suitable motor: 5.5KW, rated output current: 14A ... , External Dimension: 180*260*171.8mmVD4-47P5Suitable motor: 7.5KW, rated output current: 17A, External Dimension: 180*260 ...