Manual Motor Starter Horsepower @ Single Phase - 120V AC 1 hp Horsepower @ Single Phase - 240V AC 1 hp Maximum Voltage Rating 277V AC Number of Poles 1 Operator Toggle Switch Phase Single Current AC 16 A Series Class 2510 F Series Maximum Overload Relay Current Setting Not Applicable Minimum Overload Relay Current Setting Not Applicable NEMA Enclosure Rating 1 Number of Required Thermals 1 Overload Protection Type Thermal Starter Style NEMA Terminal Connection Type Screw Terminals