Molded Case Circuit Breaker 20 A Amps AC Voltage Rating 525V AC Max AIR Rating 25kA at 277/408V AC For Use With Electrical Distribution Equipment Industrial Control Panels Series BDA Circuit Breaker Type Standard Number of Poles 3 DC Voltage Rating Not Rated Terminal Connection Al Mechanical Lug OFF End I-Line ON End Trip Type Thermal Magnetic Phase Three Instantaneous Trip Fixed Phase Connection ABC Frame Size 125A/BD Circuit Breaker Mounting Style I-Line Height 5.39 in