Molded Case Circuit Breaker, 50 A Amps, AC Voltage Rating 600V AC, Max. AIR Rating 65kA at 600V AC, For Use With Eaton Motor Starters, Rockwell Motor Starters, Series HMCP, High Amp Trip Setting 43.5 A, Low Amp Trip Setting 11.5 A, Circuit Breaker Type Standard, Number of Poles 3, DC Voltage Rating 250V DC, Terminal Connection Line/Load Lug, Trip Type Thermal Magnetic, Phase Three, Instantaneous Trip Fixed, Phase Connection ABC, Frame Size 125A/EG, Circuit Breaker Mounting Style Free Standing