IEC Supplementary Protector Amps 20 A AC Voltage Rating 277/480V AC Max AIR Rating 15kA at 277V AC Series FAZ Curve Type C DC Voltage Rating 48V DC Number of Poles 1 Phase 1 Circuit Breaker Actuator Toggle Circuit Breaker Mounting Style DIN Rail Meets UL Type UL 1077 Terminal Connection Lug Trip Type Thermal Magnetic