Eaton Cutler-Hammer C-H BJ2200 For use in single and 3-phase Type BR loadcenters 150 amps and up. 120/240 Volts ac; 10,000 AIC. Requires two 1" pole spaces on left side and two 1" pole spaces on right side. No.BJHDS hold down kit, necessary for using as a main or back feed device, soldseparately. #2 - 300 kcmil wire range.