The M9F21310 from Schneider Electric is a Multi 9™ multistandard protection miniature circuit breaker with 3 poles. This miniature circuit breaker provides protection of equipment or especially sensitive circuits within equipment against electrical threats including short circuits, overloads and earth leakages. Installation labour and space are both minimized by modular architecture of Multi 9™ system. The Multi 9™ C60 circuit breaker provides several features which are important to OEMs such as small, compact size, easy installation on DIN rails, limits let-thru current, resetability, more convenient than fuses, electrical auxiliaries for control and status information, extensive variety of accessories. The applications include semiconductor machines, communication equipment, process control panels, computers, medical equipment, electronic controls, transformers, power supplies and electrical equipment. It is approved by UL 1077, GB 14048.2, EN/IEC 60947-2, CSA C22.2 No 235 standards.