Mitsubishi Automation E840 Series AC Frequency Inverter for 1.5kW 400V 3 Ph motor to 3.8A at High Overload (ND) or 2.2KW to 4.7A when Fan/Pump (LD) rated. Operates in VxF or Sensorless Vector control and converts three phase 400V input to three phase 400V to control the speed of a standard AC Induction Motor or Permanent Magnet Synchronous Motor.