Feichun PROTOLON (M) R-(N)TSCGEWOEU LWL Arctic -50°C 6/10KV: Advanced Solutions for Extreme Mining Operations
Modern mining operations demand robust and reliable power distribution systems, particularly in Arctic and sub-zero environments. Extreme temperatures, mechanical stresses, and environmental challenges necessitate innovative solutions.
The PROTOLON (M) R-(N)TSCGEWOEU LWL Arctic -50°C cable series is engineered to address these challenges, providing superior performance for large material-handling machines such as excavators, dumpers, and mobile crushers.
Key Applications
Powering excavators, dumpers, and mobile crushers in open-cast mines.
Flexible reeling operations with mono-spiral and cylindrical reels.
Reliable operation in temperatures as low as -50°C.
2. Technical Specifications and Standards Compliance
2.1 Core Standards and Certifications
This cable series meets or exceeds the following critical standards:
| Standard | Specification |
| DIN VDE 0250-813 | Rubber-insulated cables |
| DIN VDE 0295 / DIN EN 60228 | Conductor specifications |
| DIN VDE 0207-20 / DIN VDE 0207-21 | Insulation requirements |
| DIN EN 60332-1-2 / IEC 60332-1-2 | Fire resistance |
| DIN EN 60811-404 / IEC 60811-404 | Testing methodology |
| GOST -R/-K/-B | Russian Federation fire certificate |
2.2 Construction Features
The cable’s innovative construction is designed for flexibility and durability:
| Feature | Description |
| Core Design | Three-core with split earth conductor and optical element |
| Conductor Material | Very finely stranded copper (class FS) |
| Insulation | EPR rubber (PROTOLON-Special compound > 3GI3) |
| Semi-conducting Layers | Inner and outer semi-conducting layers |
| Reinforcement | Braided polyester for mechanical strength |
| Sheathing | Special sandwich EPR/CR and polychloroprene (PCP > 5GM5) |
| Optical Element | Six tubes with 1-4 optical fibers laid around a central support |
3. Performance Characteristics
3.1 Electrical Parameters
| Parameter | Value |
| Rated Voltage U0/U (Um) | 6/10 (12) kV |
| Test Voltage | 17 kV |
| Nominal Voltage U [V] | 10,000 |
| Max. Conductor Temperature | 90°C (250°C for short circuit) |
3.2 Fiber Optic Integration
| Fiber Type | Multi-mode (62.5/125 μm) | Multi-mode (50/125 μm) | Single-mode (9/125 μm) |
| Cladding Diameter | 125 μm | 125 μm | 125 μm |
| Attenuation (850 nm) | < 3.3 dB/km | < 2.8 dB/km | - |
| Attenuation (1310 nm) | < 0.9 dB/km | < 0.8 dB/km | < 0.4 dB/km |
| Bandwidth (850 nm) | > 400 MHz | > 400 MHz | - |
| Bandwidth (1310 nm) | > 600 MHz | > 1200 MHz | - |
3.3 Environmental Performance
| Property | Value |
| Operating Temperature Range | -50°C to +80°C |
| UV Resistance | Yes |
| Ozone Resistance | Yes |
| Seawater Resistance | Yes |
| Oil Resistance | Yes |
4. Application Guidelines and Best Practices
4.1 Installation Considerations
| Parameter | Specification |
| Minimum Bending Radius | 6xD (fixed), 10xD (flexible) |
| Torsional Stress | +/- 100°/m |
| Tensile Strength | 20 N/mm² (static), 25 N/mm² (dynamic) |
| Travel Speed | 100 m/min (rewinding), 120 m/min (reeling) |
4.2 Common Challenges and Solutions
Cold Weather Installation: Use specialized tools for handling and unspooling.
Fiber Optic Handling: Ensure proper alignment to prevent signal degradation.
Bending and Flexing: Adhere to minimum radius guidelines to avoid damage.
5. Troubleshooting Guide
5.1 Common Issues
| Issue | Cause | Solution |
| Reduced Flexibility | Extreme cold temperatures | Warm cables before installation |
| Fiber Optic Signal Degradation | Misalignment or physical damage | Inspect and realign fibers |
| Insulation Cracks | Prolonged exposure to UV or ozone | Replace damaged sections immediately |
5.2 Preventive Maintenance
Regular inspections for wear and tear.
Annual testing of electrical and optical systems.
Comprehensive documentation of usage and repairs.
6. Case Studies and Field Experience
Case Study: Arctic Mining Operation
A leading mining company in Siberia deployed the PROTOLON Arctic cable for powering excavators and crushers.
The cable demonstrated exceptional performance in -50°C conditions, with minimal maintenance requirements and consistent data transmission through integrated fiber optics.
7. Future Developments and Industry Trends
Advances in low-temperature materials.
Integration of advanced sensors within power cables.
Evolution of industry standards for Arctic environments.
8. Technical Support and Resources
Comprehensive installation manuals.
Online training modules for cable handling.
24/7 technical assistance hotline.
For more information, contact our technical support team or visit our website.
This professional marketing article aims to provide valuable insights into the PROTOLON (M) R-(N)TSCGEWOEU LWL Arctic -50°C 6/10KV cable, its applications, and its unmatched performance in extreme conditions.
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 PROTOLON (M) R-(N)TSCGEWOEU LWL Arctic -50°C 6/10KV: Advanced Solutions for Extreme Mining Operations Images
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