Feichun TENAX-TRAIN-PLUS JUMPER (N)TMCWOEU: Halogen-Free Single-Core HD Flexible Cables for Railway Rolling Stock
Feichun TENAX-TRAIN-PLUS JUMPER (N)TMCWOEU: Halogen-Free Single-Core HD Flexible Cables for Railway Rolling Stock
The Feichun TENAX-TRAIN-PLUS JUMPER (N)TMCWOEU cable is a specially engineered, halogen-free, high-voltage, single-core flexible cable designed for use in railway rolling stock.
These cables serve as reliable, durable, and safe connections in critical areas such as between coaches, between car floors and bogies, and other flexible connection points.
Built to perform in harsh indoor and outdoor environments, this cable meets the rigorous demands of modern rail transport while ensuring safety and environmental compliance.
B. Key Features and Benefits
High Flexibility: Designed with finely stranded tinned copper, the cable withstands constant movement and bending.
High Voltage Capacity: Rated for 26/45 (52) kV, it is suitable for high-voltage railway applications.
Halogen-Free Construction: Reduces toxic smoke and corrosive gases during fires, prioritizing passenger safety.
Environmental Durability: Resistant to oil, ozone, and extreme temperatures, ensuring longevity and reliability.
Lead-Free Design: Environmentally friendly and compliant with global safety standards.
C. Target Audience
The cable is ideal for railway rolling stock manufacturers, maintenance personnel, and electrical engineers involved in the design and upkeep of high-voltage systems in trains.
II. Technical Specifications
| Category | Specification |
|---|---|
| Conductor Material | Tinned Copper, Finely Stranded (Class 5 per DIN EN 60228) for maximum flexibility |
| Insulation | HEPR (Hard Ethylene Propylene Rubber) |
| Outer Sheath Material | EVA (Ethylene Vinyl Acetate) for flexibility, oil, ozone, and weather resistance |
| Voltage Rating | U0/U (Um): 26/45 (52) kV |
| Test Voltage | 97 kV |
| Max Conductor Temp. | 90°C (continuous), 250°C (short circuit) |
| Temperature Range | -40°C to +90°C for operation; -25°C for installation |
| Bending Radius | Fixed: 6 x OD, Flexible: 10 x OD |
| Fire Safety | Flame Retardant (EN/IEC 60332-1-2, 60332-3-24), Low Smoke (IEC/EN 61034-2) |
| Environmental Resistance | Oil-resistant (IEC/EN 60811-404), Ozone-resistant |
III. Standards and Compliance
| Standard | Description |
|---|---|
| DIN VDE 0250-813 | For cables used in direct current traction systems |
| IEC 60840 | High-voltage power cables with extruded insulation |
| DIN EN 50264-1 | Railway applications—Rolling stock cables general requirements |
| DIN EN 50305 | Test methods for rolling stock cables |
| DIN EN 45545 | Fire protection standards for railway vehicles |
| DIN EN 61034-2 | Low smoke density measurement for cables |
IV. Solving Customer Challenges
Continuous Movement and Vibration
Challenge: Cables often experience mechanical wear due to constant movement.
Solution: The flexible conductor and durable EVA sheath prevent fatigue and damage from repeated movement.
Oil and Grease Exposure
Challenge: Degradation from oils and lubricants in railway environments.
Solution: Oil-resistant outer sheathing ensures durability and minimizes maintenance costs.
Fire Safety in Enclosed Spaces
Challenge: Toxic smoke and corrosive gases pose risks in train fires.
Solution: The halogen-free, low-smoke construction reduces these hazards, safeguarding passengers and equipment.
Installation in Tight Spaces
Challenge: Limited space in railway compartments complicates cable installation.
Solution: The cable’s high flexibility makes it easy to install in confined areas, adhering to specified bending radii.
Extreme Temperature Variations
Challenge: Fluctuating temperatures affect performance.
Solution: The cable’s wide operational range (-40°C to +90°C) ensures consistent reliability.
V. Installation and Maintenance Guidelines
| Aspect | Recommendation |
|---|---|
| Cable Handling | Avoid sharp bends or excessive pulling forces during installation. |
| Routing | Secure cables to prevent vibration or abrasion damage. |
| Termination | Use high-voltage connectors suitable for flexible cables; ensure proper sealing. |
| Inspection | Regularly check for signs of wear, especially at connection points. |
| Adherence to Standards | Always follow guidelines outlined in DIN VDE 0298-4 for bending radii and loads. |
VI. Advantages of Materials and Manufacturing
| Feature | Benefit |
|---|---|
| Tinned Copper Conductor | Enhanced conductivity and resistance to corrosion, ensuring long-term performance. |
| HEPR Insulation | High-temperature and excellent electrical insulation properties. |
| EVA Sheath | Exceptional flexibility, weather resistance, and mechanical durability. |
| Halogen-Free Design | Safe for use in enclosed spaces, reducing fire-related risks. |
VII. Conclusion
The Feichun TENAX-TRAIN-PLUS JUMPER (N)TMCWOEU is a high-performance cable designed to address the unique challenges of railway rolling stock applications.
Its flexibility, halogen-free construction, and compliance with global standards make it an indispensable solution for engineers and manufacturers in the railway industry.
For reliable and safe high-voltage connections in your rolling stock, choose the Feichun TENAX-TRAIN-PLUS JUMPER (N)TMCWOEU—your trusted partner for advanced rail systems.
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