Powtran product: Frequency inverter/converter (AC drives), Soft starter, Braking unit, EMI Filter, Servo ... drives. 0.75kw-630k Powtran product: Frequency inverter/converter (AC drives), Soft starter, Braking unit, EMI Filter, Servo ... 460V, and 690V.(fluctuating 15%)0.75~630KW frequency inverter / converter/ AC drivesFrequency inverter (POWTRAN)1. With surprising wholesale price and ...