How do railway surge arresters differ from standard surge arresters?

Railway surge arresters are specifically engineered to meet the unique demands of rail systems, including higher speed requirements and compliance with railway-specific standards. They offer enhanced mechanical strength and environmental resilience compared to standard surge arresters.

What applications are railway surge arresters suitable for?

Siemens Energy railway surge arresters are suitable for a wide range of applications, including high-speed and intercity trains, commuter and regional trains, multi-system locomotives, urban transport systems like light rail, metros, and tram cars, as well as rail electrification projects.

How to select the appropriate railway surge arrester?

Selecting the appropriate railway surge arrester involves assessing the specific voltage requirements, environmental conditions, and application needs. Siemens Energy offers tailored solutions and expert consultation to help determine the best fit for your rail system.

What type of materials does Siemens Energy use for railway surge arresters?

Siemens Energy uses high-quality materials such as silicone rubber and fiberglass-reinforced plastic (FRP) for their railway surge arresters. These materials provide excellent mechanical strength, environmental resistance, and long-term durability.

Are Siemens Energy railway surge arresters suitable for harsh environments?

Yes, Siemens Energy railway surge arresters are designed to withstand harsh environmental conditions, including extreme temperatures, humidity, and mechanical stress. Their robust construction ensures reliable performance in challenging settings.

How does Siemens Energy ensure the reliability and quality of their railway surge arresters?

Siemens Energy ensures the reliability and quality of their railway surge arresters through rigorous testing and compliance with international standards such as IEC 60099-4 and EN 50526-1. Continuous research and development further enhance product performance and safety.

Railway surge arresters | Reliable overvoltage protection

Q: What is a railway surge arrester?

Railway surge arresters are specialized devices designed to protect rail systems from transient overvoltages caused by lightning strikes, switching operations, and other disturbances. They safeguard critical infrastructure such as traction substations, transmission lines, and rail vehicles.

Siemens Energy railway surge arresters designed for reliable protection of rail systems, including traction substations, transmission lines, and rail vehicles.

Railway surge arresters are essential components in rail systems, safeguarding infrastructure and vehicles from transient overvoltages caused by lightning strikes, switching operations, and other disturbances. Siemens Energy has been at the forefront of surge arrester technology for railway applications for over 80 years, offering products that ensure long service life and reliability.

Design: Housing made of fiberglass-reinforced plastic (FRP) and silicone rubber sheds.
Voltage: Suitable for AC systems up to 25 kV and DC systems up to 3 kV.
Performance: Supports train speeds up to 420 km/h with a rated short circuit current of 50 kA.
Compliance: Tested according to IEC 60099-4 (AC version) and EN 50526-1 (DC version).
Safety: Fire test according to DIN EN 17084, DIN EN ISO 5659-2, DIN EN 45545-2; shock and vibration test according to IEC 61373.

Applications: Ideal for high-speed and intercity trains, commuter and regional trains, multi-system locomotives, urban transport (light rail, metros, and tram cars), and rail electrification.

Design: Cage Design™ housing with direct molded silicone.
Voltage: Suitable for AC systems up to 25 kV and DC systems up to 3 kV.
Performance: Supports train speeds up to 320 km/h with a rated short circuit current of 50 kA.
Compliance: Tested according to IEC 60099-4 (AC version) and EN 50526-1 (DC version).
Safety: Fire test according to DIN EN 17084, DIN EN ISO 5659-2, DIN EN 45545-2; shock and vibration test according to IEC 61373.

Applications: Ideal for intercity trains, commuter and regional trains, multi-system locomotives, urban transport (light rail, metros, and tram cars), and rail electrification.

Design: Silicone-housed surge arresters developed for overvoltage protection in DC systems.
Classification: 3EB2 is classified as DC-B; 3EB3 is classified as DC-C with high energy absorption capacity.
Compliance: Tested according to EN 50526-1.
Safety: Fire test according to DIN EN 17084, DIN EN ISO 5659-2, DIN EN 45545-2; shock and vibration test according to IEC 61373.

Applications: Specifically designed for urban transport and rail electrification.

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