HIRSCHMANN RS20-1600M2M2SDAUHH Rail Switch
The HIRSCHMANN RS20-1600M2M2SDAUHH is a high-performance industrial Ethernet switch designed for use in railway and transportation systems. Manufactured by Hirschmann, a leading provider of networking solutions, this switch is specifically optimized for railway environments where robust and reliable communication is critical. The RS20 series, including the RS20-1600M2M2SDAUHH, offers fast Ethernet capabilities with superior durability to ensure continuous operation in harsh conditions.
The RS20-1600M2M2SDAUHH switch is part of the Rail Switch Series, a family of products designed to meet the demands of modern railway automation and communication, supporting both train-to-ground and in-vehicle networks. With advanced features such as redundancy, network diagnostics, and high-speed communication, this switch is an ideal solution for high-demand railway automation systems.
Key Features:
- Railway-Optimized Design: Built for the specific needs of rail environments, including vibration and temperature fluctuations.
- High-Speed Communication: Supports Gigabit Ethernet connections for fast, reliable data transfer between networked devices on trains, stations, and control centers.
- Redundancy and Reliability: Offers ring redundancy and redundant power supply inputs to ensure continuous communication and system availability, even in case of hardware failure.
- Compact and Rugged: Designed for installation in railcars, trackside equipment, and other industrial environments, with an emphasis on compact size and ruggedness.
- Advanced Diagnostics: Provides detailed network diagnostics, including port status and power monitoring, to optimize system maintenance and reduce downtime.
- Wide Operating Temperature Range: Ensures reliable operation in extreme temperature environments, from freezing cold to high heat, ideal for use in various climatic conditions.
- Comprehensive Security: Includes multiple security features such as port security, VLAN support, and ACL (Access Control Lists) to ensure data protection and network security.
Technical Specifications:
- Model: RS20-1600M2M2SDAUHH
- Ports:
- 16 Gigabit Ethernet (10/100/1000BASE-T) ports
- 2 Gigabit Ethernet fiber optic SFP (Small Form-factor Pluggable) ports
- PoE (Power over Ethernet): Optional support for powering devices directly through the network ports
- Redundancy:
- RSTP (Rapid Spanning Tree Protocol) for fast network recovery
- Ring Redundancy: Supports media redundancy and Ethernet Ring Protection Switching (ERPS) for continuous communication during failures
- Power Supply:
- Dual redundant power inputs (24-48 V DC) for continuous operation in case of a power failure
- Power Consumption: Typically 40W (verify with installation requirements)
- Temperature Range:
- Operating: -40°C to +70°C (-40°F to 158°F)
- Storage: -40°C to +85°C (-40°F to 185°F)
- Mounting: DIN Rail or wall-mountable installation for ease of deployment in rail and industrial environments
- Compliance:
- EN 50155 (for railway applications)
- IEC 61850 (for industrial automation and power systems)
- CE, UL, and other industrial certifications
Applications:
- Railway Communication Networks: Used in train-to-ground communication and train-to-train networking for real-time data transmission, including passenger information systems, diagnostics, and control communications.
- Railway Stations: Supports communication between devices like security cameras, ticketing systems, and control systems in both stationary and moving environments.
- Automated Train Control Systems: Used to connect and manage train signaling and control systems, ensuring safe and timely operations.
- Onboard Rail Systems: Connects devices such as passenger Wi-Fi systems, monitoring equipment, and infotainment systems within trains, ensuring smooth and uninterrupted service.
- Trackside Automation: Provides reliable communication in trackside equipment and signal control systems that require constant monitoring and control in remote locations.
Protection and Diagnostic Features:
- Redundant Power Supply: Supports dual power inputs to ensure the switch remains operational in case one power source fails.
- Port and Network Diagnostics: The switch provides diagnostic features like port status indicators, link quality, and error rates, helping operators detect and resolve issues quickly.
- Industrial Protection: The RS20-1600M2M2SDAUHH is designed to withstand electrical surges, vibrations, and extreme temperatures commonly found in the railway environment.
- Automatic Recovery: With Ring Redundancy and Ethernet Ring Protection Switching (ERPS), the switch automatically recovers from network failures or disconnects, minimizing downtime.
Installation & Maintenance Instructions:
- Installation:
- Mounting: Install the RS20-1600M2M2SDAUHH on a DIN rail or secure it to a wall or panel within the vehicle or station infrastructure.
- Wiring: Connect network cables to the Gigabit Ethernet ports for data transmission and the fiber optic SFP ports for long-distance connectivity.
- Power Supply: Connect the dual power inputs (24-48 V DC) and ensure the redundancy feature is configured correctly for uninterrupted power in case of failure.
- Network Configuration: Configure the switch using the web interface or CLI for network settings, VLANs, and security features. Enable ring redundancy protocols if required.
- Maintenance:
- Routine Inspections: Periodically check the device for signs of wear, dust accumulation, or corrosion. Ensure cables are securely connected and free of damage.
- Firmware Updates: Regularly check for firmware updates to ensure that the switch is running the latest features and security patches.
- Monitoring: Use the integrated network diagnostic tools to monitor port status, error rates, and overall network health. Address any issues promptly to prevent network failures.
- Cleaning: Clean the unit with a soft brush or compressed air to remove dust and debris that may obstruct airflow or cooling.
- Component Replacement: Replace any faulty ports or SFP modules with compatible replacements to maintain system functionality.
Product Recommendations:
For additional Hirschmann networking solutions or alternative rail switches with similar features, consider the following options:
| Product | Description | Link |
|---|---|---|
| HIRSCHMANN RS20-1600M2M2SDAUHH-2 | Enhanced version of the RS20 series with more ports and extended features for large networks. | HIRSCHMANN RS20-1600M2M2SDAUHH-2 |
| Siemens Scalance X-200 | Industrial Ethernet switch with support for harsh environments and real-time communication. | Siemens Scalance X-200 |
| Moxa EDS-510A | Managed Ethernet switch designed for industrial automation and harsh environments. | Moxa EDS-510A |
Advantages of the HIRSCHMANN RS20-1600M2M2SDAUHH Rail Switch:
- Reliability in Harsh Conditions: Built to operate in extreme temperatures, vibrations, and power fluctuations, making it ideal for railway and transportation applications.
- High-Speed Communication: Gigabit Ethernet support enables fast and efficient data transfer, which is essential for real-time train monitoring, control systems, and passenger communication.
- Redundancy and Protection: Ring redundancy and dual power inputs provide continuous operation, minimizing downtime and ensuring system reliability in critical applications.
- Advanced Security and Diagnostics: Comprehensive security features (e.g., VLAN, ACL) and network diagnostics tools ensure safe operation and quick issue resolution.
Conclusion:
The HIRSCHMANN RS20-1600M2M2SDAUHH Rail Switch is a robust and reliable Ethernet switch designed specifically for railway communication networks. With its rugged design, high-speed communication, advanced diagnostic features, and redundancy capabilities, it is a perfect solution for onboard systems, trackside equipment, and automated train control systems. Whether you need high-speed communication, fault tolerance, or secure network management, this switch ensures smooth, uninterrupted operation in demanding railway environments.
For additional industrial Ethernet switch solutions, consider the HIRSCHMANN RS20-1600M2M2SDAUHH-2, Siemens Scalance X-200, or Moxa EDS-510A for enhanced performance and scalability in industrial networks.

