Hazardous Location Circuit Breaker Number of Poles 3 100 A Amps AC Voltage Rating 240V AC Max AIR Rating 18kA at 240V AC Standard Circuit Breaker Type Frame Size 100/EHD Circuit Breaker Actuator Non-Interchangeable Trip Circuit Breaker Included Cutler-Hammer DC Voltage Rating 125/250V DC Box Lug Terminal Connection Min Wire Size 14 AWG Max Wire Size 1/0 AWG Housing Material Copper-Free Aluminum Enclosure Rating NEMA 4 4X Length 20.5 in Width 11 in Depth 8.97 in