Manual Motor Starter, NEMA Size M-1, Horsepower @ Single Phase - 120V AC 3 hp, Horsepower @ Single Phase - 240V AC 7 1/2 hp, Maximum Voltage Rating 600V AC, Number of Poles 3, Operator Toggle Switch, Phase Three, Current AC 20 A, Horsepower @ Three Phase - 208V AC 3 hp, Horsepower @ Three Phase - 240V AC 3 hp, Horsepower @ Three Phase - 480V AC 10 hp, Series B100, Horsepower @ Three Phase - 600V AC 10 hp, Maximum Overload Relay Current Setting Not Applicable