The Siemens SENTRON Series provide effective plant, starter and motor protection thanks to reliable shutdown in the event of an overload or short circuit. The 3VA moulded-case circuit breakers set new standards in flexibility and the variety of modular accessories available. Standardized accessories for several sizes across all series of the 3VA1 and 3VA2 moulded-case circuit breakers. Siemens offers a comprehensive portfolio of protection, switching, measuring and monitoring devices, distribution systems as well as switches and sockets for safe and efficient electrical infrastructure in buildings and industry.

Compact design
Available as version for plant protection
Fixed and plug-in installation possible
Modular and easy-to-fit internal accessories with wide range of functions