IEC Miniature Circuit Breaker Amps 1 A Number of Poles 1 Curve Type D AC Voltage Rating 277/480V AC DC Voltage Rating 48V DC Max AIR Rating 10kA at 277/480V AC Phase 1 Meets UL Type UL 489 Terminal Connection Screw Clamp Series FAZ-NA Trip Type Thermal Magnetic Circuit Breaker Mounting Style DIN Rail