The XT1NU3080AFF000XXX, part of the SACE Tmax XT series, is a 3-pole moulded case circuit breaker designed for power distribution. It features a rated current of 80 A and a rated uninterrupted current of 125 A, with a rated operational voltage of 600Y/347 V AC and 500 V DC. This UL-standard compliant breaker is equipped with a thermomagnetic (TM) release, a setting range of 80 A, and a rated instantaneous short-circuit current setting of 900 A. With a mechanical durability of 25,000 cycles and front-facing terminals for fixed installations, it offers a robust solution for overcurrent protection.