3RH1921-1CA10

Kirjeldus

Front-side auxiliary switch

The front-side auxiliary switch is designed for the expansion of auxiliary contacts in control circuits for SIRIUS contactors.

Technical details:

• 1 NO contact
• Screw terminal
• Compatible with 3RT1 auxiliary switch SIRIUS 3RH19
• Fitted to 3RT1 contactors and 3RH1 contactor relays of sizes S0-S12 without the need for tools
• Available for front or lateral mounting
• Up to four instantaneous contacts or up to two leading NO and NC contacts
• Designed as positively driven contacts in 3RH contactor relays or mirror contacts in 3RT power contactors
• Available with screw terminal and spring-type terminal

Customer benefits:

• Simple and efficient installation
• Modular system that is always up to date

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