... ISO9000 certification 3 phases, 380V AC 5.5~7.5KW inverter VVVF control, constant,vairable torque mode VD4 series3 phases, ... External Dimension: 180*260*171.8mmVD4-47P5Suitable motor: 7.5KW, rated output current: 17A, External Dimension: 180*260*171 ... avoid trip caused by over-currentFix-length controlThe frequency inverter will stop when reaching the fixed lengthCommunicationfunctionWith RS485 port, ...