The Siemens AUXILIARY CIRCUIT SWITCH 2NC, FOR MCB WITH TEST BUTTON. The additional components from Siemens are an important part of the SENTRON protection devices for electrical installations. As accessories for residual current and miniature circuit breakers, they offer many options for implementing a wide range of functions. Whether for infrastructure or industrial applications, Siemens offers the right accessories for all residual current and miniature circuit breakers. We provide the right device for every requirement.
Can be universally retrofitted with all additional components User-friendly and easy installation and connection technology Reliable safety during installation with standard touch protection.
