Feichun PROTOLON NTMCGCWOEU: Robust Medium Voltage Single-Core Cable Engineering for Extreme Mining Applications
When it comes to mining operations, power delivery must be reliable, durable, and safe. Feichun’s PROTOLON NTMCGCWOEU medium voltage flexible single-core cable has been engineered specifically for challenging opencast mining environments, where extreme conditions demand high performance and resilience.
This cable is a product of advanced material science and innovative engineering, solving critical issues such as mechanical wear, temperature fluctuations, and exposure to harsh environmental elements.
Its robust design meets the demanding electrical infrastructure needs of modern mining operations, ensuring long-lasting performance and operational safety.
Whether connecting switchgear cubicles, mobile transformer substations, or overhead lines, the PROTOLON NTMCGCWOEU cable is an indispensable tool for mining professionals seeking reliability and efficiency.
2. Comprehensive Technical Specifications
2.1 Electrical Performance Characteristics
| Specification | Details |
| Rated Voltage | 3.6/6 kV |
| Maximum AC Operating Voltage | 4.2/7.2 kV |
| Maximum DC Operating Voltage | 5.4/10.8 kV |
| AC Test Voltage | 11 kV |
These performance metrics ensure the cable can handle significant electrical loads, making it ideal for medium voltage applications in mining.
2.2 Conductor Engineering
| Feature | Details |
| Conductor Material | Finely stranded copper, tinned for corrosion resistance |
| Class | Class 5 as per DIN VDE 0295 and IEC 60228 standards |
| PE-Conductor Configuration | Spinning technique with tinned copper wires |
| Cross-Sections Available | 16 mm² and 25 mm² |
The tinned copper construction enhances conductivity and ensures long-term reliability, even in harsh, moisture-rich environments.
2.3 Insulation and Protective Technologies
| Component | Details |
| Insulation Material | Ethylene Propylene Rubber (EPR) with 3GI3 compound |
| Electrical Field Control | Inner and outer semiconductive rubber compound layers |
| Protective Layer | Cold strippable outer layer for easy installation |
This insulation system ensures excellent thermal and electrical properties, protecting against voltage surges and environmental factors.
2.4 Outer Sheath Characteristics
| Feature | Details |
| Sheath Material | Chlorinated rubber (5GM3) |
| Color | Distinctive red for high visibility |
| Performance | Enhanced durability and resistance to UV, ozone, and moisture |
The robust outer sheath provides exceptional protection against mechanical wear and chemical exposure, ensuring reliable performance over time.
3. Performance Envelope and Operational Capabilities
3.1 Thermal Resistance Parameters
| Condition | Temperature Range |
| Maximum Conductor Temperature | 90°C |
| Short-Circuit Temperature | 250°C |
| Ambient Temp (Fixed Installation) | -40°C to +80°C |
| Ambient Temp (Fully Flexible) | -25°C to +60°C |
The cable’s thermal resistance safeguards operations in extreme temperatures, providing versatility in diverse climates.
3.2 Mechanical Durability
| Parameter | Specification |
| Maximum Tensile Load | 15 N/mm² |
| Torsional Stress Rating | 25°/m |
| Bending Radius | Compliant with DIN VDE 0298 Part 3 |
Its mechanical strength makes it ideal for dynamic applications such as draglines and mobile equipment, where movement and vibration are frequent.
4. Environmental and Safety Compliance
4.1 Certification and Standard Compliance
| Feature | Certification/Standard |
| Fire Resistance | EN 60332-1-2, IEC 60332-1-2 compliant |
| Oil Resistance | Tested as per EN 60811-404 |
| Weather Resistance | Ozone, UV, and moisture-resistant |
These features ensure safety and durability in extreme conditions, supporting indoor and outdoor installations.
5. Application Insights and Implementation Strategies
5.1 Typical Deployment Scenarios
| Application | Advantages |
| Switchgear Interconnections | Compact design for tight spaces |
| Mobile Transformer Connections | High flexibility for dynamic usage |
| Overhead Line Interfacing | Robust construction for rugged conditions |
5.2 Critical Installation Considerations
- Mechanical Stress Mitigation: Use cable clamps and supports to reduce strain.
- Proper Handling: Follow DIN VDE 0298-3 guidelines for bending and tension.
- Self-Assembly: The cold strippable outer layer facilitates easy termination.
These practices ensure longevity and safety, even in demanding environments.
6. Comparative Technological Advantages
| Feature | PROTOLON NTMCGCWOEU | Standard Cable Solutions |
| Thermal Resistance | High tolerance up to 250°C short circuit | Moderate thermal resistance |
| Mechanical Strength | Superior tensile and torsional ratings | Limited durability |
| Environmental Protection | Advanced UV, ozone, and moisture resistance | Basic weatherproofing |
Investing in PROTOLON cables means reduced downtime, lower maintenance costs, and improved operational efficiency.
7. Certification and Quality Assurance
Feichun’s commitment to quality is reflected in certifications such as the Russian Federation Fire Certificate and GOST K and GOST B approvals, ensuring compliance with international safety and performance standards.
8. Conclusion and Forward-Looking Perspective
The Feichun PROTOLON NTMCGCWOEU cable is a testament to advanced engineering and material innovation. It addresses the most pressing challenges of mining operations, delivering safety, reliability, and cost efficiency.
With a focus on future development and continuous improvement, Feichun remains a trusted partner in enhancing electrical infrastructure for mining 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.
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