... making& breaking circuit abnormal conditions, protecting when circuit is overloaded,short circuit. The products conforms to IEC60947-2 standard.TypeAM5-125AM5 ... , 100, 125100, 160, 180, 200, 250Utilisation categoryAARated ultimate short-circuit breaking capacityIcu(KA) at 415V1625Rated short-circuit service breaking capacityIcs(%Icu) at 415V100100