Siemens SENTRON 3VL series - Shunt Release

Functions
4.2 Internal accessories
3VL IEC molded case circuit breakers
System Manual, 11/2013, 110 0110 - 02 DS 03
53
4.2.3
Shunt release
Molded case circuit breaker with shunt release
The molded case circuit breaker with shunt release is used for remote protection. The shunt
release is used for remote tripping of the molded case circuit breaker. The molded case
circuit breaker is tripped by applying the operating voltage at the shunt release.
Shunt release
It is designed for short
-time operation and is therefore
equipped with an interrupt contact for self
-
protection. Shunt
releases are installed in the right accessory compartment of
the 3VL molded case circuit breakers.