3RH2911-4HA10 SIEMENS

The 3RH2911-4HA10 is a front-mounted auxiliary switch designed for seamless integration with 3RH contactors and 3RT relays. This auxiliary switch features a configuration of 1 normally open (NO) contact, providing reliable signaling for various control applications. Its primary function is to extend the switching capabilities of the main contactor or relay, offering additional control options. The electrical connection is facilitated through ring cable lug connections, specifically designed for cable sizes .3/.4, ensuring a secure and dependable connection. This auxiliary switch enhances the functionality of the main device by providing supplementary contacts for interlocking, signaling, or control circuits. The front mounting design allows for easy installation and accessibility, simplifying maintenance and modifications. Its robust construction ensures durability and reliable performance in demanding industrial environments. The 3RH2911-4HA10 auxiliary switch is an essential component for comprehensive motor control and automation systems, offering enhanced control and monitoring capabilities. It is suitable for a wide range of applications where additional switching contacts are required. Siemens' commitment to quality ensures that this auxiliary switch meets stringent industry standards, providing long-lasting and dependable operation.