The Siemens circuit breaker provides voltage of 230V with 1+N-POLE/1MW configuration. In the event of an overload or short-circuit, circuit breakers safely cut off the connected circuit and reliably protect electrical installations and equipment from damage. The Siemens miniature circuit breaker is the fuse for short-circuit protection. Siemens offers a comprehensive portfolio of protection, switching, measuring and monitoring devices. It is a simple distribution systems as well as switches and sockets for safe and efficient electrical infrastructure in buildings and industry.