2-speed 3-phase motor starter, Size 0, Two separate windings, Constant horsepower, Solid-state overload relays, Low Spd OLR range 3-12A, High Spd OLR range 3-12A, 110V 50Hz / 120V 60Hz coil, Combination type, 30A disconnect switch, Enclosure NEMA type 1, Indoor general purpose use