... Frequency inverter/converter (AC drives), Soft starter, Braking unit, EMI Filter, Servo drives.0.75kw-630kw inverters with input and output ... voltage 220V, 380V, 460V, and 690V.(fluctuating 15%) 0.75~630KW 220~660V frequency inverter / converter/ AC drives: 1 ... Bourne AC Drives, powtran frequency converter, frequency inverter, VFD VVVF variable frequency speed drive, motor drives, ...