... ISO9000 certification single phase, 220V AC 0.75KW inverter constant,variable torque mode, flexible I/O, field bus VD4 series single ... OC output, current display and brake, improve the response speed of CI input)Functions:Main Function Modulation modSpace Optimized, voltage ... form close loop control system easilyMulti-stepspeed runningMulti-step speed running can be realized by internal PLC or control ...