EATON INDUSTRIES Eaton Circuit Breaker NZMB1 AF30 NA NZM1 3P 30A UL IEC - 281556 281556284.02Buy!£Tameson.co.ukDelivery: in United Kingdom ReportThe Eaton Industries MCCB Circuit-breaker NZM1 is a 3-pole breaker with a switching capacity SCCR of 480V 60Hz and an interrupting capacity (Icu) of 25kA. It has a rated current equal to its rated uni more→nterrupted current (In = Iu) of 30A. As for the installation type, it is fixed and uses a box terminal. The MCCB Circuit-Breaker is standard and approved according to UL/CSA and IEC standards. Its protective function includes system and cable protection.