Overview
The Siemens 3RH2911-4HA20 auxiliary switch is a precision-engineered accessory designed to enhance the functionality of Siemens contactors and contactor relays. With its robust front-mount configuration and reliable 2 NO (Normally Open) contacts, this auxiliary switch ensures efficient and safe control in industrial automation and electrical systems.
Key Benefit
-
Reliable Performance: Ensures consistent operation with Siemens 3RT2 contactors and 3RH2 relays.
-
Easy Installation: Front-mounted design simplifies integration into existing systems.
-
Durable Design: Ring cable lug connection provides secure and stable wiring.
-
Versatile Use: Suitable for various industrial automation and electrical control applications.
-
Enhanced Safety: High-quality construction minimizes operational risks and ensures system stability.
Function
-
Contact Configuration: 2 NO (Normally Open) contacts
-
Current Path: 1 NO, 1 NO
-
Mounting Type: Front mounting
-
Connection Type: Ring cable lug connection
-
Compatibility: Designed for use with 3RT2 contactors and 3RH2 contactor relays
Technical Specification
-
Product Number: 3RH2911-4HA20
-
Type: Auxiliary switch
-
Mounting: Front
-
Contacts: 2 NO
-
Current Path: 1 NO, 1 NO
-
Connection: Ring cable lug
-
Compatible With: 3RT2 contactors, 3RH2 relays
For more of our high-quality industrial control products, visit Turll today and explore our full range of Siemens SIRIUS contactors and accessories.













Reviews
There are no reviews yet.