Manual Motor Starter NEMA Size M-1 Maximum Voltage Rating 600V AC Number of Poles 3 Operator Push Button Phase Three Current AC 27 A Horsepower @ Three Phase - 240V AC 7 1/2 hp Horsepower @ Three Phase - 480V AC 10 hp Series Class 2510 M Series Horsepower @ Three Phase - 600V AC 10 hp Maximum Overload Relay Current Setting Not Applicable Minimum Overload Relay Current Setting Not Applicable NEMA Enclosure Rating No Enclosure Number of Required Thermals 3