Circuit breaker NZM2, 3-pole, Switching capacity SCCR 480Y/277 V 60 Hz(Icu): 25 kA, Switching capacity SCCR 600Y/347 V 60 Hz(Icu): 18 kA, Switching capacity SCCR 480 V 60 Hz(Icu): 25 kA, Rated current = rated continuous current Rated current = rated continuous current(In = Iu): 80 A, Installation technology: fixed installation, Standard equipment: screw connection, Standard/approval: UL/CSA, IEC, Protective function: system and cable protection