... phase, 220V AC 0.75KW frequency invertersVD4-20P7Suitable motor:0.75KW, rated output current: 4.7A, ... removable, External Dimension: 50*190*144VD4-20P7-ASuitable motor:0.75KW, rated output current: 4.7A, ... Dimension: 50*190*144 (Note: VD4-20P7-A has OC output, current display and brake, improve ... close loop control system easilyMulti-stepspeed runningMulti-step speed running can be realized by internal ...