Siemens Auxiliary switch block 2S Frontbef spring balancer 3RH2911-2XA20-0MA0

Auxiliary switch, front, 2 S, 53/54, 63/64, current path: 1 S, 1 S, spring-cage connection, for 3RT2 contactors and 3RH2 auxiliary contactors. The 3RH29 auxiliary switch is designed for extending the auxiliary contacts in the control circuit. These front-mounted auxiliary switches can be mounted on 3RT2 contactors and 3RH2 auxiliary contactors without tools, regardless of size. The 3RH19/3RH29 auxiliary switches are available in front or side-mounted versions, with up to four instantaneous switching or up to two fast-switching NO and NC contacts. The auxiliary switches can be designed as positively driven contact elements in 3RH contactor relays or as mirror contacts in 3RT contactors. They are available with screw connection and spring-cage connection throughout. Simple, efficient, always up-to-date - the SIRIUS modular system.