3RH2911-4DA11 SIEMENS

The 3RH2911-4DA11 is a laterally mounted auxiliary switch block designed for use with Siemens 3RH contactors and 3RT contactor relays. This auxiliary switch features a configuration of 1 normally open (NO) and 1 normally closed (NC) contact, providing additional switching capabilities for control circuits. The current path includes 1 NC contact (terminals 21/22) and 1 NO contact (terminals 33/34) on the right side, and 1 NC contact (terminals 41/42) and 1 NO contact (terminals 53/54) on the left side. It is equipped with ring cable lug connections, ensuring secure and reliable electrical connections. This auxiliary switch block enhances the functionality of the main contactor by providing supplementary contacts for signaling, interlocking, or other control functions. Its lateral mounting design saves space within the control panel. The 3RH2911-4DA11 is suitable for a wide range of industrial applications where reliable auxiliary switching is required. Siemens auxiliary switches are known for their high quality and durability. This device provides a simple and effective way to expand the capabilities of your Siemens contactor system.