... cost-effectiv Product name: Ac drive, frequency inverter, Inverter, frequency converter, VFD, variable frequency drive, VSD, variable speed drive, AC motor drive, ... Pulse/analog input output channels;3> 8 segments speed control;4> Bears automatic voltage regulation (AVR) and automatic ... , baccy machine, metallurgy machine etc.2> Long-distance control to start/stop of the motor: blower, food, chemical ...