Miniature Circuit Breaker, Amps 15 A, AC Voltage Rating 277/480V AC, Circuit Breaker Type Standard, Number of Poles 3, DC Voltage Rating 125/250V DC, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Bolt On, Compatible Panelboard/Load Center Series 1A, Phase Three, Series GHB, Max. AIR Rating 14kA at 277/480V AC, For Use With Eaton Powerline Panelboards, Terminal Connection Screw Clamp, Frame Size 100/GHB, Length 4 in, Width 3 in, Depth 2.63 in, Min. Operating Temp. -4 Degrees F