Home Circuit Protection Equipment Leakage & Ground Fault Circuit Breakers 2 Products PB-Series 1-3 poles; 0.10-30 amps 120/240VAC; 5,000 amps max interrupting capacity. UL489, CSA, UL1077 & UL1500. PC-Series 1-3 poles; 0.10-50 amps 120/240VAC; 5,000 amps max interrupting capacity. UL943, UL1053 & UL1500.