Feichun EPN 79 3.6/6 kV: Innovative Flexible Medium Voltage Cable for Advanced Industrial Power Transmission
In modern industrial applications, reliable and efficient power transmission is non-negotiable. The Feichun EPN 79 3.6/6 kV Flexible Medium Voltage (MV) Cable emerges as a game-changer in this domain, offering groundbreaking advancements over its predecessor, the EPN 78.
Designed for heavy-duty power transmission, this innovative cable caters to the demands of excavators, dumpers, crushers, and loading bridges in open-cast mines and other challenging environments.
With its advanced structural composition and enhanced monitoring capabilities, the EPN 79 sets a new benchmark for industrial cable solutions.
Comparative Introduction
Distinctive Features vs. EPN 78
The Feichun EPN 79 introduces several key enhancements:
Pilot Conductor Integration:
Enables real-time monitoring, improving diagnostic and control system compatibility.
Facilitates enhanced communication and safety.
Modified Core Configuration:
Incorporates a blue pilot conductor in the outer interstices, optimizing functionality and ease of installation.
Specialized Inner Sheath Compound:
Utilizes an advanced GM1b EPR rubber compound for superior durability and mechanical protection.
Comparative Analysis
| Feature | Feichun EPN 78 | Feichun EPN 79 |
| Pilot Conductor | Not integrated | Integrated for monitoring and diagnostics |
| Core Configuration | Standard three-core design | Modified with added pilot conductor |
| Inner Sheath Material | Standard EPR | Advanced GM1b EPR |
| Diagnostic Capability | Limited | Enhanced |
| Target Applications | General industrial use | Heavy-duty and advanced power systems |
Technical Specifications
A. Electrical Characteristics
| Parameter | Value |
| Rated Voltage | 3.6/6 (7.2) kV |
| Nominal Voltage | 6000 V |
| Test Voltage Parameters | Withstands up to 15 kV for 5 minutes |
| Max. Conductor Temperature | 90°C |
| Short Circuit Tolerance | 250°C |
B. Conductor Engineering
The Feichun EPN 79 employs a Class 5 finely stranded tinned copper conductor, ensuring maximum flexibility and optimized structural performance. This conductor type minimizes energy loss, reduces wear during reeling/unreeling, and offers superior conductivity.
Distinctive Structural Composition
A. Innovative Design Elements
Pilot Conductor Integration:
Material: Tinned copper (Class 5).
Insulation: Specialized EPR for high durability.
Benefits: Enhanced diagnostic potential and control system integration.
Core Configuration:
Three-Core Design with additional two protective-earth conductors.
A blue pilot conductor located in the outer interstices improves identification and connectivity.
B. Insulation and Layering Technology
| Layer | Material | Features |
| Inner Semi-Conducting Layer | Semi-conductive EPR | Provides uniform electric field |
| Core Insulation | Specialized EPR Rubber Compound 3GI3 | Excellent thermal and dielectric properties |
| Outer Semi-Conducting Layer | Semi-conductive NBR | Easy-stripping technology for convenience |
Sheathing and Material Composition
The Feichun EPN 79 features a dual-sheath system for exceptional protection:
| Layer | Material | Features |
| Inner Sheath | GM1b EPR Rubber Compound | Enhanced mechanical resilience |
| Outer Sheath | Chlorinated Polyethylene (CM/CPE) | Flame retardant, UV and oil resistant |
Environmental Performance
A. Operational Resilience
| Condition | Fixed Installation | Flexible Installation |
| Temperature Range | -40°C to 80°C | -25°C to 60°C |
| Short Circuit Tolerance | 250°C | 250°C |
B. Environmental Resistance
Flame Retardant: Meets EN 60332-1-2 standards.
Oil Resistance: Outer sheath designed to withstand prolonged exposure.
Ozone and UV Resistance: Maintains performance in harsh environmental conditions.
Mechanical Characteristics
| Parameter | Value |
| Permanent Tensile Strength | 15 N/mm² |
| Bending Radius | 12× outer diameter |
| Durability | High resistance to mechanical stress |
Compliance and Standardization
The Feichun EPN 79 adheres to stringent international standards, ensuring reliability and safety:
| Standard | Description |
| DIN VDE 0250-813 | German standard for reeling cables |
| IEC 60228 | Conductor classification |
| EN 60332-1-2 | Flame retardant certification |
Application Domain Analysis
A. Primary Use Cases
Excavators: Reliable power transmission in open-cast mining.
Dumper Electrical Systems: Supports heavy-duty operations.
Mobile Crushers: Ensures stable and efficient energy flow.
Loading Bridges: Enhances connectivity and performance.
B. Installation Considerations
Deployment Strategies: Proper handling during installation to avoid kinking.
Performance Optimization: Regular inspection and maintenance to ensure longevity.
Operational Challenges: Address environmental and mechanical stress with preventive measures.
Pilot Conductor Advantages
The integrated pilot conductor provides:
Enhanced Monitoring: Real-time performance diagnostics.
Communication Integration: Seamless integration with automated systems.
Improved Safety: Quick detection of faults.
Comparative Market Analysis
Competitive Edge
| Feature | EPN 79 | Market Alternatives |
| Pilot Conductor | Integrated | Limited or absent |
| Sheath Durability | High-performance GM1b and CPE | Standard materials |
| Application Flexibility | Broad spectrum of industrial use | Narrow, application-specific designs |
Professional Recommendations
Installation Tips:
Ensure proper bending radius compliance.
Use recommended tools for stripping the outer layer.
Maintenance:
Conduct regular inspections for wear and tear.
Replace components as necessary to prevent downtime.
Future Technological Perspective
Emerging Trends:
Increased use of smart cables with real-time monitoring capabilities.
Focus on sustainable materials for improved environmental compatibility.
Innovation Potential:
Development of cables with higher voltage ratings.
Enhanced resistance to extreme temperatures and pressures.
Conclusion
The Feichun EPN 79 3.6/6 kV Flexible Medium Voltage Cable represents the pinnacle of industrial power transmission solutions.
By combining innovative design, durable materials, and advanced monitoring capabilities, this cable not only meets but exceeds the demands of modern industrial applications.
With its robust features and compliance with international standards, the EPN 79 is the ideal choice for businesses seeking reliable, efficient, and future-ready power solutions.
For more information or technical consultation, reach out to Feichun’s expert team today!
VDE_German_Standard_Feichun_Mining_Cable.pdf
United_States_&_Canada_Standards_Feichun_Mining_Cable.pdf
Australia_&_New_Zealand_Standards_Feichun_Mining_Cable.pdf
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.
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Feichun EPN 79 3.6/6 kV: Innovative Flexible Medium Voltage Cable for Advanced Industrial Power Transmission Images
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