Siemens 3RH Series Auxiliary Contact, 2NC + 2NO, 10A Contact Current Rating - 3RH2911-1FA22-0MA0 This auxiliary contact enhances the functionalities of contactors and relay devices, managing multiple current paths and making it suitable for a range of industrial applications. Features & Benefits • 4 contacts enhance functional capabilities and flexibility
• Snap-on mounting style facilitates installation and maintenance
• Screw terminal design provides secure and straightforward connections
• Operating temperature range of -25 to 60°C supports diverse applications
• 10A contact current rating caters to various operational needs
• 690V contact voltage rating meets electrical requirements Applications • Used with 3RT2 contactors for expanded switching functions
• Integrates with 3RH2 contactor relays in control circuits
• Suitable for automation environments with strict electrical demands
• Employed in industrial sectors needing auxiliary switching What types of contactors can be integrated with this component? It is compatible with 3RT2 series contactors for enhanced functionality. How easy is it to install this contact? The snap-on mounting style allows for quick and efficient installation. Can it accommodate different conductor sizes? Yes, it supports conductor cross-sections from 0.5mm² to 2.5mm². What is the expected service life of this auxiliary contact? It has a typical mechanical service life of 10 million operating cycles.