Feichun PROTOTHEN X (N)2X2YB2Y-O 0.6/1KV: The Ultimate Power Cable Solution for Railway Infrastructure

A. Overview of Feichun PROTOTHEN X (N)2X2YB2Y-O 0.6/1KV

The Feichun PROTOTHEN X (N)2X2YB2Y-O 0.6/1KV cable is a high-performance power distribution, connection, and installation solution designed for demanding applications in railway infrastructure.

Specifically engineered for use within the DSTW (Deutsche Signal Technik Werke) system, this cable plays a critical role in the power supply system of railway tracks, signaling systems, and various installations across free routes, train stations, railway tunnels, and building entries in GFK (glass-fiber-reinforced plastic) ducts.

Constructed with advanced materials and adhering to the most stringent industry standards, the PROTOTHEN X cable offers unparalleled reliability and long-term performance in harsh environments. It’s particularly suited for applications where mechanical protection, fire safety, and environmental resistance are essential.

B. Key Features and Benefits

Feichun PROTOTHEN X (N)2X2YB2Y-O boasts several outstanding features that make it the go-to solution for railway power and signal installations:

XLPE Insulation:

Offers superior electrical properties and high-temperature resistance, ensuring the cable can handle demanding electrical loads and perform efficiently in high-temperature environments.

Robust Steel Wire Armouring:

Provides superior mechanical protection, making it suitable for direct burial and protection against physical damage, such as impact, crush, and abrasion. This robust construction ensures the cable performs reliably in harsh conditions.

Compliance with Railway Standards:

Fully meets the DB Netz AG (LH DLST.038) regulations, ensuring that it is suitable for railway signaling and power distribution systems. The cable meets rigorous industry standards for safety and performance.

Enhanced Durability:

The cable features a PE outer sheath, offering excellent protection against UV radiation, moisture, and abrasion, making it suitable for outdoor, underground, and harsh environmental conditions.

C. Target Audience

This product is designed for:

• Railway infrastructure engineers and designers responsible for the installation and maintenance of railway power systems and signaling networks.

• Electrical contractors tasked with the installation of power and signal cables in critical railway environments.

• Safety officers ensuring compliance with fire safety regulations in railway tunnels and underground stations.

II. Technical Specifications

A. Conductor Characteristics

Material: Bare Copper

Type:

Single Wire (Class 1) for conductors up to 16 mm²

Round, Stranded, Compacted (Class 2) for conductors 25 mm² and above (DIN EN 60228)

B. Insulation and Construction

• Core Insulation: Cross-linked Polyethylene (XLPE), offering excellent thermal performance and enhanced resistance to heat, making it ideal for high-load electrical applications.

• Armouring: Galvanized Steel Tape is used to provide mechanical protection, ensuring the cable is resistant to impact, crushing, and abrasion, especially when used in harsh environments.

• Outer Sheath: Polyethylene (PE) sheath provides excellent UV resistance, ensuring the cable can withstand prolonged exposure to sunlight without degradation. It is also mud resistant, offering protection against soil and other environmental challenges.

C. Electrical Ratings

• Rated Voltage (U₀/U): 0.6/1 kV

• Maximum Conductor Temperature: 90°C for continuous operation

• Maximum Conductor Temperature During Short Circuit: 250°C

D. Temperature Ratings

• Minimum Laying Temperature: -20°C, ensuring the cable can be installed in low-temperature environments without compromising its performance.

E. Mechanical Properties

Tensile Strength:

With pulling stocking at outer sheath: consult LH DLST.038 for specific values.

With pulling head attached: 50 N/mm² × number of cores × nominal cross-section.

Bending Radius: 12 x D (where D is the overall cable diameter)

F. Environmental Properties

Outdoor Installation: Yes

Underground Installation: Yes

Mud Resistance: Yes

UV Resistance: Yes

G. Fire Safety Rating

• CPR Reaction to Fire: Fca (Medium fire performance)

III. Standards and Compliance

A. Importance of Standards Compliance

Compliance with international and railway-specific standards is crucial for ensuring safety, interoperability, and reliability in railway power systems.

The Feichun PROTOTHEN X (N)2X2YB2Y-O 0.6/1KV cable is fully compliant with the most stringent standards, ensuring it meets the needs of the DSTW system and offers the highest level of performance in critical infrastructure applications.

B. Key Standards

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

LH DLST.038 DB NETZ AG: Specific requirements for cables used in DSTW systems (critical for railway applications).

DIN EN 60228: Standard for conductors of insulated cables.

DIN VDE 0293-308: Core identification standards for cables and flexible cords.

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

IV. Common Challenges in Railway Infrastructure Applications and Solutions

A. Mechanical Damage During Installation and Operation

Problem: Cables in railway environments are subject to high mechanical stress, especially during installation and operation. This can lead to damage and shortened cable life.

Solution: The Feichun PROTOTHEN X (N)2X2YB2Y-O cable is armoured with galvanized steel tape, offering exceptional protection against crushing, impact, and abrasion. This makes it ideal for direct burial and installation in harsh environments.

B. Extreme Temperature Variations

Problem: Cables used in railway infrastructure may be exposed to extreme temperatures, which can affect their electrical performance and structural integrity.

Solution: The XLPE insulation provides superior thermal performance, ensuring the cable can operate in a wide range of temperatures, from -20°C to 90°C continuously and up to 250°C during short-circuit conditions.

C. Environmental Exposure (Moisture, UV Radiation)

Problem: Cables exposed to outdoor environments and underground conditions are vulnerable to moisture, UV radiation, and abrasion.

Solution: The PE outer sheath offers excellent resistance to UV rays and moisture, ensuring the cable maintains its durability in outdoor and underground installations.

D. Compliance with Railway Requirements

Problem: Railway infrastructure must meet specific standards to ensure compatibility and safety.

Solution: The PROTOTHEN X cable complies with the LH DLST.038 DB NETZ AG requirements, guaranteeing compatibility with DSTW systems and meeting railway safety regulations.

E. Cable Pulling and Installation

Problem: Incorrect pulling techniques can damage cables during installation.

Solution: The PROTOTHEN X cable is designed for easy installation using standard cable pulling methods. It’s crucial to follow the bending radius and tensile strength limits to ensure safe installation.

V. Installation and Maintenance Best Practices

A. Proper Cable Handling and Installation

Always respect the minimum bending radius of 12 x D to avoid mechanical damage.

Use appropriate cable pulling techniques and tools to avoid overstressing the cable.

B. Correct Termination and Connections

Use appropriate cable glands and termination accessories designed for XLPE cables to prevent water ingress, especially in underground and tunnel installations.

C. Regular Inspection

Conduct regular visual inspections of cables for signs of wear, especially in areas subject to mechanical stress or environmental exposure.

D. GFK Duct Installations

When installing the cable in GFK ducts, follow best practice guidelines for ensuring long-term durability and performance.

VI. Conclusion

The Feichun PROTOTHEN X (N)2X2YB2Y-O 0.6/1KV cable is a high-performance, robust solution for railway infrastructure, offering a blend of superior electrical and mechanical properties. Designed to meet stringent railway standards, it provides exceptional protection in harsh environments, making it ideal for use within the DSTW system.

With XLPE insulation, steel wire armouring, and PE outer sheath, this cable guarantees reliable performance, safety, and long-term durability, ensuring that railway operators can depend on it for critical power distribution and signaling applications.

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.