New Original MCCB EZC100F is a 3 poles fixed circuit breaker designed for the protection of low voltage electrical installations. It is used for standard applications in industries and buildings, offering good performance at competitive prices The breaking capacity (Icu) is 10kA rms at 415VAC 50/60Hz. The operating voltage is 550VAC 50/60Hz or 250VDC. The rating of the thermal-magnetic . The trip unit provides fixed overload and instantaneous protections.