Mercury Displacement Contactor Coil Voltage 240V AC Contact Form 3NO Contact Material Liquid Mercury Number of Poles 3 Mounting Style Surface Horsepower @ Three Phase - 600V AC 15 hp Horsepower @ Three Phase - 480V AC 15 hp Horsepower @ Single Phase - 240V AC 10 hp Horsepower @ Single Phase - 120V AC 5 hp Horsepower @ Three Phase - 240V AC 10 hp Terminal Connection Type Screw Terminals AC Full Load Current - Inductive @ Single Phase 28 A