Comprehensive Guide to Feichun PROTODUR (N)AStYY 0.6/1kV Railway Earthing Cables

The Feichun PROTODUR (N)AStYY 0.6/1kV Single-Core Power/Earthing Cable is designed for fixed installations in railway systems, providing essential short-circuit proof PE-connection and potential equalization between rails and non-energized components.

Its robust design ensures reliability for applications such as:

• Overhead line masts

• Fixtures of train pre-heating devices

• Sound protection panels

• Guardrails

This cable's adaptability for various environments, including direct burial, installation in concrete, and outdoor exposure, ensures dependable performance in complex railway infrastructure.

1.2 Cable Innovation

• Lead-free construction ensures compliance with modern environmental standards and contributes to sustainability.

• UV resistance protects the cable from sun damage, enhancing longevity for outdoor applications.

• Railway certification, including compliance with Rail-Directive 997.0205A01 and DB Netz AG product release PF-2022-0004, highlights its suitability for critical railway installations.

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2. Technical Specifications

2.1 Conductor Construction

Property	Details
Material	Aluminum-magnesium alloy with steel wire core
Design	Stranded and compacted, Class 2
Standards	DIN EN 60228, DIN EN 50182

This robust design ensures a balance of lightweight construction and mechanical durability suitable for demanding railway applications.

2.2 Insulation System

Layer	Material	Key Features
Core Insulation	PVC	High dielectric strength
Outer Sheath	PVC	Resistance to UV, moisture, and chemicals
Shape	Round	Easy handling and installation

​Temperature ratings:

Continuous operation: 70°C

Short-circuit: 160°C

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3. Standards and Certifications

3.1 Compliance Framework

Standard	Requirement
Rail-Directive 997.0205A01	Railway earthing cable specifications
DIN VDE 0276-603	Fixed installation requirements
DIN EN 60228	Conductor standards
DIN EN 60332-1-2	Fire resistance

3.2 Testing and Verification

Test	Specification
Test Voltage	4 kV
Short-Circuit Current	Custom calculations based on installation
Performance Validation	Tests for current-carrying capacity and thermal behavior

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4. Installation Guidelines

4.1 Installation Methods

Method	Key Considerations
Direct Burial	Proper soil preparation
Tube Installation	Use protective conduits
Track Bed	Secured against vibrations
Indoor	Avoid tight bends
Concrete	Ensure it is not compacted
Underwater	Verify sealing and insulation integrity

4.2 Installation Parameters

Parameter	Value
Operating Temperature	-5°C to 70°C
Bending Radius	Multiple bends: 15 × D; Single bend: 7.5 × D
Tensile Strength	30 N/mm²

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5. Environmental Factors

5.1 Temperature Considerations

Factor	Impact
Ambient Temperature	Affects current-carrying capacity
Seasonal Fluctuations	Requires temperature derating factors

5.2 Environmental Protection

​UV resistance ensures long-term outdoor performance.

Moisture protection prevents water ingress.

Chemical resistance mitigates risks from corrosive agents.

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6. Short-Circuit Protection

6.1 Current Calculations

Formula	Purpose

$I = frac{S}{sqrt{t}}$​S​

Calculate short-circuit current based on cross-section $S$$S$ and time $t$$t$.

6.2 Protection Systems

Component	Function
Grounding System	Diverts fault currents
Protection Devices	Ensures coordination with circuit breakers

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7. Common Installation Challenges

7.1 Physical Installation

Challenge	Solution
Cable Pulling	Use proper tension limits
Bending Radius	Follow recommended radii

7.2 Environmental Challenges

Challenge	Solution
Temperature Fluctuations	Seasonal adjustments during installation
Moisture	Use watertight seals
UV Exposure	Ensure UV-resistant outer sheath

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8. Maintenance and Troubleshooting

8.1 Preventive Maintenance

Task	Frequency
Visual Inspection	Monthly
Testing	Semi-annually
Documentation Review	Annually

8.2 Problem Resolution

Issue	Action
Damaged Sheath	Replace affected section
Short Circuits	Verify grounding and connections

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9. Application Case Studies

9.1 Railway Applications

Application	Details
Overhead Line Masts	Grounding and equalization
Sound Panels	Reliable earthing

9.2 Performance Analysis

Metric	Result
Longevity	>30 years with proper maintenance
Reliability	High resistance to environmental stress

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10. Technical Support

10.1 Documentation

Resource	Availability
Installation Guides	Provided by Feichun
Compliance Certificates	Upon request

10.2 Support Resources

• Technical Assistance: Contact Feichun for queries.

• Training Programs: Enhance installation expertise.

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11. References

• DIN VDE 0276-603: Installation regulations

• Rail-Directive 997.0205A01: Railway standards

• Feichun Technical Manuals: Detailed product guides

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The Feichun PROTODUR (N)AStYY 0.6/1kV Cable combines advanced materials, rigorous standards, and practical installation solutions to meet the demands of modern railway infrastructure.

Its lead-free, UV-resistant, and certified design ensures long-lasting performance across diverse environments, making it an ideal choice for rail operators worldwide. Contact Feichun Cable for expert guidance and support!

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.

Comprehensive Guide to Feichun PROTODUR (N)AStYY 0.6/1kV Railway Earthing Cables Images