This is the Allen-Bradley 20AC1P3A0AYNANC0 AC drive. This drive is part of the PowerFlex 70 series of adjustable frequency AC drives. It has an operating voltage of 40 volts AC and uses a three-phase power supply connection. It draws 1.3 amperes of current at 50 hertz and is rated for 0.37 kilowatts (0.5 horsepower) of output power. This drive does not have a human interface module or integrated communication slots and offers standard control features. It is compatible with A Type frames.