Feichun PROTODUR (N)YYBY-O 0.6/1KV: Robust Power Cable for Demanding Railway Infrastructure

A. Overview of Feichun PROTODUR (N)YYBY-O 0.6/1KV

Feichun PROTODUR (N)YYBY-O 0.6/1KV is a high-performance power cable designed to meet the specific needs of railway infrastructure systems, particularly those within the DSTW (Deutsche Signal Technik Werke) system.

It is engineered for distribution, connecting, and installation applications in critical railway environments, including free routes, train stations, railway tunnels, and building entries in GFK (glass-fiber-reinforced plastic) ducts.

This robust cable is particularly suited for environments where high mechanical protection, fire safety, and environmental durability are paramount.

B. Key Features and Benefits:

• Steel Wire Armouring: The steel wire armouring ensures excellent mechanical protection against impact, crushing, and abrasion. This makes the PROTODUR cable suitable for direct burial and challenging installation conditions in harsh environments.

• PVC Insulation and Sheath: The durable PVC materials used in the insulation and outer sheath offer outdoor and underground resistance to moisture, UV radiation, and extreme temperature variations.

• Compliant with Railway Standards: The cable meets the stringent DB Netz AG (LH DLST.038) requirements, ensuring full compatibility with railway signaling and power distribution systems.

• Mud and UV Resistance: The outer sheath is designed to withstand mud, UV radiation, and other environmental stressors, ensuring long-term reliability in both underground and outdoor installations.

• Fire Safety: The cable is fire-resistant, conforming to DIN EN 60332-1-2 and DIN EN 60332-3-24 standards, providing extra security in tunnels and underground stations.

C. Target Audience

This cable is ideal for:

• Railway infrastructure engineers who need a reliable and durable power cable for railway signaling and power distribution.

• Electrical contractors responsible for the installation of cables in critical railway environments.

• Safety officers ensuring compliance with fire safety regulations and protecting personnel and equipment from hazards in tunnels and underground areas.

II. Technical Specifications

A. Conductor Characteristics

• Conductor Material: Bare copper.

• Conductor Type: Single Wire (Class 1) for conductors up to and including 16 mm². For conductors larger than 25 mm², it uses Round, Stranded, Compacted (Class 2) wires (DIN EN 60228).

B. Insulation and Construction

• Core Insulation: PVC (Polyvinyl Chloride) for electrical insulation and protection.

• Core Identification: The cable follows the HD 308 S2 standard to simplify circuit identification.

• Armouring/Reinforcement: Galvanized steel tape armouring offers exceptional protection against mechanical stresses like crushing and impact.

• Outer Sheath: PVC, providing excellent resistance to moisture, UV radiation, and abrasion.

C. Electrical Ratings

• Rated Voltage: U0/U (Um): 0.6/1 (1.2) kV

• Maximum Conductor Temperature: 70°C

• Maximum Conductor Temperature at Short Circuit: 160°C

D. Temperature Ratings

• Laying Temperature (min): -5°C

• Operating Temperature: Suitable for both low and high temperatures typical in outdoor and underground environments.

E. Mechanical Properties

• Permanent Tensile Strength: Can handle mechanical stresses during installation, with different tensile strength values depending on the installation method.

F. Environmental Properties

• Outdoor Installation: Suitable for outdoor environments.

• Underground Installation: Can be used in buried environments.

• Mud Resistant: Capable of withstanding exposure to mud and other challenging soil conditions.

• UV Resistant: Provides reliable performance even in harsh sunlight conditions.

III. Standards and Compliance

A. Importance of Standards Compliance

Adhering to industry standards ensures the Feichun PROTODUR (N)YYBY-O cable meets the highest levels of performance, safety, and reliability for use in railway infrastructure applications.

Compliance with these standards provides assurance that the cable can be safely used in critical applications where fire safety and mechanical protection are essential.

B. Key Standards

The PROTODUR (N)YYBY-O 0.6/1KV cable complies with the following important standards:

• DIN VDE 0271: PVC insulated cables with rated voltages up to and including 450/750 V.

• DIN VDE 0276-603: Power cables with special fire performance.

• LH DLST.038 DB NETZ AG: Specific requirements for cables used in DSTW systems.

• DIN EN 60228: Conductors of insulated cables.

• DIN EN 50575: Fire performance for cables used in construction works.

• DIN EN 60332-1-1 / 60332-1-2: Fire testing standards for vertical flame propagation.

• CPR Reaction to Fire: Rated Eca (medium fire performance).

IV. Common Challenges in Railway Infrastructure Applications and Solutions

A. Mechanical Damage During Installation and Operation

Solution: The steel wire armouring provides exceptional mechanical protection, making the cable resistant to impacts, crushing, and abrasion. It is ideal for installation in harsh environments where mechanical damage is a concern.

B. Environmental Exposure (Moisture, UV Radiation, Temperature Variations)

Solution: The PVC sheath is engineered to resist moisture, UV radiation, and extreme temperatures, ensuring reliable performance in both outdoor and underground environments.

C. Compliance with Specific Railway Requirements

Solution: The PROTODUR (N)YYBY-O 0.6/1KV cable is compliant with DB Netz AG specifications, ensuring that it meets the demanding standards required for use in railway signaling and power distribution systems.

D. Cable Pulling and Installation

Solution: The cable is designed for easy installation using standard pulling methods. Adhering to the specified tensile strength values and bending radius ensures safe installation and long-term durability.

V. Installation and Maintenance Best Practices

A. Proper Cable Handling and Installation

• Bending Radius: Adhere to the recommended 12 x D bending radius to prevent damage during installation.

• Installation Method: Use appropriate pulling heads or stockings and avoid exceeding the tensile strength limits.

B. Correct Termination and Connections

• Use the correct cable glands and connectors to ensure proper sealing and prevent water ingress, especially in underground installations.

C. Regular Inspection

• Inspect cables periodically for signs of wear and tear or damage, particularly in high-stress areas such as tunnels and underground stations.

D. GFK Duct Installations

• Install the cable in GFK ducts according to best practices to ensure the cable’s longevity and performance in demanding environments.

VI. Conclusion

A. Summary of Feichun PROTODUR (N)YYBY-O Advantages

The Feichun PROTODUR (N)YYBY-O 0.6/1KV power cable is a robust and reliable solution for railway infrastructure applications. With its steel wire armouring, PVC insulation, and fire-resistant sheath, it ensures long-term durability, mechanical protection, and environmental resistance.

Its compliance with DB Netz AG standards guarantees compatibility within railway signaling and power distribution systems.

B. Emphasizing Suitability for DSTW Systems

The PROTODUR cable is specifically designed for use in the DSTW track field, offering an ideal solution for train stations, railway tunnels, and other critical infrastructure environments. With its compliance with railway standards and robust construction, this cable is a reliable choice for high-performance power distribution in the most demanding railway applications.

By addressing common installation challenges and providing clear maintenance guidelines, this article aims to provide real value to engineers, contractors, and safety officers working in railway infrastructure projects.

Note: This is just part of the standard parameters of our products. Please contact our Engineer if you need more. And the information contained within this webpage is for guidance only and is subject to change without notice or liability. All dimensions and specifications are nominal and are subject to normal manufacturing tolerances. All pictures shown are for illustration purposes only. The actual product may vary. All the information is provided in good faith and is believed to be correct at the time of publication.