Miniature Circuit Breaker Amps 20 A AC Voltage Rating 240V AC Circuit Breaker Type Ground Fault Equipment Protection (30mA) Number of Poles 3 DC Voltage Rating Not Rated Circuit Breaker Actuator Toggle Circuit Breaker Mounting Style Plug In Compatible Panelboard/Load Center Series NQ QO Phase Three Series QO Max AIR Rating 10kA at 240V AC For Use With QO Load Centers and NQ Panelboards Terminal Connection Pressure Plate Frame Size 100A/QO Length 4.12 in Width 2.25 in