Telemecanique ATV31H037M2 Altivar 31 Adjustable Speed AC Drive 0.37kW 0.5HP
Input Specifications: 200 / 240 Volt AC, 1-Phase, 5.3 / 4.4 Amp, 50 / 60 Hz Output Specifications: 200 / 240 Volt AC, 3-Phase, 0.5 / 500 Hz, 3.3 Amp Motor: 0..37 kW, 0.5 HP This unit powers on and its display works. It is missing the cover lock screw, as shown in the photos, but the cover still snaps and holds in place.