Siemens Auxiliary switch on front side, screw, 2NO + 2NC Part number 3RH2911-1GA22

SIRIUS 3RH29 Auxiliary Switch

The SIRIUS 3RH29 auxiliary switch is designed for the expansion of auxiliary contacts in control circuits.

Technical details:

• Auxiliary switch, on the front, 2 NO + 2 NC
• Current path: 1 NO, 1 NC, 1 NC, 1 NO
• Screw terminal, physically coded
• Only with contactor relays 3RH2140 and 3RH2440 combinable (according to EN 50011)
• Can be installed on 3RT2 contactors and 3RH2 contactor relays without the need for tools
• Available as versions for front or lateral mounting
• Up to four instantaneous contacts or up to two leading NO and NC contacts
• Can be designed as positively driven contacts in 3RH contactor relays or mirror contacts in the case of 3RT power contactors
• Available with screw terminal and spring-type terminal

Customer benefits:

• Simple and efficient integration into control circuits
• Always up to date with the SIRIUS modular system