Overview
The Siemens 3RH2911-2XA11-0MA0 is a high-quality, front-mounted auxiliary switch designed to expand the functionality of your control systems. This compact and reliable component provides a 1 NO (normally open) and 1 NC (normally closed) contact configuration, making it an essential addition for monitoring and signaling purposes within industrial automation and electrical control panels. Its innovative spring-loaded terminal technology ensures a secure, vibration-proof connection and significantly reduces wiring time.
Key Features & Benefit
- Enhanced Functionality: Adds a 1 NO and 1 NC contact to your control circuit, allowing for versatile signaling and interlocking applications.
- Time-Saving Installation: The state-of-the-art spring-loaded terminals offer a quick and easy push-in connection, eliminating the need for screw tightening and saving valuable installation time.
- Reliable Performance: Designed specifically for seamless integration with Siemens 3RT2 contactors and 3RH2 contactor relays, guaranteeing a perfect fit and dependable operation.
- Space-Efficient Design: Front-mounting design minimizes panel space requirements, allowing for more compact and organized control enclosures.
- Durable and Secure: The spring-loaded connection provides excellent resistance to vibration, ensuring a stable and long-lasting electrical connection in demanding industrial environments.
- Clear Marking: The terminals are clearly marked with numbers 51/52 (NC) and 63/64 (NO), simplifying wiring and troubleshooting.
Technical Specification
- Product Number: 3RH2911-2XA11-0MA0
- Product Type: Auxiliary Switch Block
- Mounting Position: Front
- Contact Configuration: 1 NO (Normally Open) + 1 NC (Normally Closed)
- Current Path: 1 NC, 1 NO
- Terminal Type: Spring-loaded terminal
- Compatibility: For use with Siemens 3RT2 contactors and 3RH2 contactor relays
- Dimensions: Compact design, fits directly onto the front of compatible contactors.
- Certifications: (Add relevant certifications like UL, CE, etc. if known)
Application
The Siemens 3RH2911-2XA11-0MA0 is ideal for a wide range of applications where additional signaling or control logic is required, including:
- Industrial machine control panels
- Motor control centers (MCC)
- Automation systems
- Building automation
- Process control systems
For more Siemens products and to explore our full range of industrial automation solutions, visit Turll.













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