Feichun BS 6708 PROTOMONT Type 62, Type 63, Type 64 With Galvanized Steel Pliable Wire Armouring Underground Mining Cable Series: Engineered Excellence for Extreme Conditions
Feichun BS 6708 PROTOMONT Type 62, Type 63, Type 64 With Galvanized Steel Pliable Wire Armouring Underground Mining Cable Series: Engineered Excellence for Extreme Conditions
The Feichun BS 6708 PROTOMONT Series — Types 62, 63, and 64 — sets a new benchmark in underground mining cable technology. Designed to excel in the most demanding subterranean environments, these cables combine advanced engineering with rugged materials to deliver unmatched durability, safety, and performance.
Fully compliant with British Standard BS 6708, the PROTOMONT Series ensures reliability and peace of mind for mining operations worldwide.
With superior resistance to mechanical stress, temperature extremes, and environmental hazards, these cables are a dependable solution for critical mining applications.
Their cutting-edge materials, like PROTOLON EPR insulation and galvanized steel wire armouring, guarantee performance that lasts, even in the harshest conditions.
Product Family Overview
Product Variants
Type 62:
A two-core configuration with a brown and blue core for simplified installations in medium-scale applications.
Type 63:
A three-core setup (red, brown, and blue cores) ideal for more complex power distribution requirements.
Type 64:
A four-core solution (red, yellow, brown, and blue cores) designed for high-capacity operations.
Key Application Domains
- Underground mine roadway extension cables: Robust enough to handle heavy traffic and environmental wear.
- Coalface lighting systems: Reliable power for essential lighting in mining tunnels.
- Fixed installations: Perfect for permanent setups in extreme underground environments.
Technical Specifications
Electrical Characteristics
| Specification | Type 62 | Type 63 | Type 64 |
|---|---|---|---|
| Rated Voltage | 640/1100 V | 640/1100 V | 640/1100 V |
| Maximum AC Operating Voltage | 0.7/1.2 kV | 0.7/1.2 kV | 0.7/1.2 kV |
| Maximum DC Operating Voltage | 0.9/1.8 kV | 0.9/1.8 kV | 0.9/1.8 kV |
| AC Test Voltage | 3 kV | 3 kV | 3 kV |
Conductor Specifications
| Feature | Description |
|---|---|
| Material | Finely-stranded tinned copper |
| Classification | Class 5 as per BS 6360 |
| Core Identification | Type 62: Brown, Blue; Type 63: Red, Brown, Blue; Type 64: Red, Yellow, Brown, Blue |
| Earth Conductor | Green/Yellow |
Mechanical Design
| Feature | Specification |
|---|---|
| Core Arrangement | Three power cores with protective earth conductor |
| Inner Sheath | CR (Chloroprene Rubber), Black |
| Outer Sheath | PROTOFIRM CR material, Black |
| Armouring | Pliable galvanized steel wire for added durability |
| Maximum Tensile Load | 15 N/mm² |
| Minimum Bending Radius | Per DIN VDE 0298 Part 3 |
Environmental Resistance
| Feature | Specification |
|---|---|
| Maximum Conductor Temp. | 90°C |
| Short Circuit Temp. | 250°C |
| Installation Temp. Range | -40°C to 80°C |
| Flexible Operation Temp. | -25°C to 60°C |
| Fire Resistance | IEC 60332-1-2 compliant |
| Oil Resistance | Meets EN 60811-404 standards |
| Weather Resistance | Unrestricted indoor and outdoor use |
| Ozone and Moisture Resistant | Yes |
Critical Performance Considerations for Mining Applications
Reliability Challenges in Underground Environments
Mechanical Stress Factors
Mining cables often face continuous movement, flexing, and high abrasion risks. The pliable steel wire armouring ensures exceptional protection against these stresses, while maintaining flexibility.
Electrical Integrity
Voltage fluctuations and potential short circuits are common in underground mining. With advanced PROTOLON EPR insulation, these cables provide superior insulation performance and electrical reliability.
Safety and Compliance
Regulatory Standards
These cables are fully compliant with BS 6708, meeting the most rigorous safety and performance benchmarks. Each cable undergoes stringent testing to ensure it meets international safety certifications.
Risk Mitigation Features
- Enhanced conductor screening to prevent electrical faults.
- Color-coded core identification for easy installation and troubleshooting.
- Robust armouring to protect against mechanical and environmental damage.
Comparative Advantages
| Feature | Benefit |
|---|---|
| Superior Material Selection | Long-lasting performance and minimal maintenance |
| High Temperature Tolerance | Consistent reliability in extreme heat conditions |
| Advanced Armouring | Resistance to mechanical and environmental stress |
| Extended Lifespan | Reduced operational costs over time |
Installation and Maintenance Guidelines
Best Practices for Installation
Cable Handling
Avoid exceeding the recommended bending radius. Ensure cables are laid gently to prevent internal damage.
Connection Protocols
Inspect connections for proper alignment and secure fittings. Follow voltage and current guidelines for compatibility.
Environmental Considerations
Protect cables from direct mechanical damage during installation in rough terrains.
Troubleshooting Support
Common Challenges
- Abrasion or surface wear.
- Voltage irregularities due to insulation degradation.
- Mechanical failures from over-tensioning.
Recommended Solutions
- Inspect for visible wear during routine maintenance.
- Test voltage stability periodically to identify insulation issues.
- Use proper tensioning tools during installation to avoid mechanical strain.
Conclusion
The Feichun BS 6708 PROTOMONT Series is more than just a cable. It’s a promise of reliability, durability, and safety in the most extreme underground conditions. Whether for roadway extension, coalface lighting, or fixed installations, Types 62, 63, and 64 offer a tailored solution that surpasses industry expectations.
For technical support or specialized requirements, reach out to Feichun Technical Support today. Let us help you power your mining operations with cables engineered for excellence!


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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Critical Performance Considerations for Mining Applications
