3RH1911-2HA22 SIEMENS

The 3RH1911-2HA22 auxiliary switch block from Siemens is designed for reliable switching in motor control applications. This 4-pole auxiliary switch block features a 32E configuration with 2 normally open (NO) and 2 normally closed (NC) contacts, adhering to EN 50012 standards. It is specifically designed for use with motor contactors, providing additional switching capabilities for control circuits. The spring-type terminals ensure quick, secure, and vibration-resistant connections, simplifying installation and maintenance. This auxiliary switch block enhances the functionality of motor contactors by enabling the integration of signaling and interlocking functions. Its robust design guarantees dependable performance in demanding industrial environments. The 3RH1911-2HA22 auxiliary switch block is an essential component for comprehensive motor control solutions, offering both flexibility and reliability. It allows for easy expansion of contactor functionality without increasing the physical footprint. Siemens' commitment to quality ensures a long service life and consistent operation.