Feichun BS 6708 PROTOMONT Type 201, Type 211 Flexible Trailing Cables With Galvanized Steel Pliable Wire Armouring : Engineered For Extreme Underground Mining Conditions
Feichun BS 6708 PROTOMONT Type 201, Type 211 Flexible Trailing Cables with Galvanized Steel Pliable Wire Armouring: Advanced Solutions for Underground Mining Operations
The Feichun PROTOMONT Type 201 and Type 211 cables redefine reliability and performance for underground mining environments. Designed in full compliance with British Standard BS 6708, these cables excel in the harshest conditions.
Their galvanized steel pliable wire armouring offers unmatched mechanical durability, while advanced insulation and sheathing ensure top-tier safety and operational efficiency.
If you’re in search of robust solutions for mining operations, these cables deliver unparalleled value, reducing downtime and ensuring dependable power transmission.
Product Variants
Model Specifications
| Type | Features | Applications |
|---|---|---|
| Type 201 | Standard Configuration for general use | Underground roadway extensions |
| Type 211 | Enhanced Design for extreme environments | Coalface lighting systems, fixed installations |
With a focus on strength, flexibility, and precision engineering, these variants cater to a wide array of mining applications.
Comprehensive Technical Specifications
Electrical Characteristics
| Parameter | Specification |
|---|---|
| Rated Voltage | 640/1100 V |
| Max AC Operating Voltage | 0.7/1.2 kV |
| Max DC Operating Voltage | 0.9/1.8 kV |
| AC Test Voltages | 11 kV, 6 kV, 3 kV |
These electrical properties make the cables reliable for consistent power delivery, even in demanding underground conditions.
Conductor Engineering
- Material: Finely-stranded copper for improved conductivity.
- Surface Treatment: Tinned copper for corrosion resistance.
- Class: BS 6360 Class 5 for high flexibility.
Insulation Technology
Material: PROTOLON, a premium-grade EPR compound.
Core Identification:
| Core Type | Color |
|---|---|
| Power Cores | Red, Yellow, Brown, Blue |
| Protective Earth | Green/Yellow |
This insulation setup ensures easy identification, safety, and durability.
Critical Performance Parameters
Thermal Management
| Parameter | Specification |
|---|---|
| Max Conductor Temperature | 90°C |
| Short Circuit Temperature | 250°C |
| Ambient Temperature Ranges | Fixed: -40°C to 80°C; Flexible: -25°C to 60°C |
These parameters ensure operational reliability in both fixed and dynamic conditions.
Environmental Resilience
| Feature | Compliance Standards |
|---|---|
| Fire Resistance | IEC 60332-1-2 |
| Oil Resistance | EN 60811-404 |
| Environmental Protection | Ozone and moisture resistance |
The cables are designed for unrestricted indoor and outdoor use, withstanding tough environmental challenges like humidity and chemical exposure.
Unique Structural Features
Advanced Armouring
The galvanized steel pliable wire armouring enhances mechanical protection, making the cables suitable for mining environments where mechanical stress is unavoidable.
Sheathing Configuration
- Inner Sheath: Chloroprene Rubber (CR) for added flexibility.
- Outer Sheath: PROTOFIRM CR, resistant to abrasion and extreme weather.
- Color Coding: Black (up to 1.1 kV) and Red (above 1.1 kV).
Screening Technology
- Phase Core Screen: Composite copper/nylon braid for added electromagnetic interference protection.
- Core Arrangement: Three power cores and a protective earth conductor laid around a central filler for balanced flexibility.
Primary Applications
- Underground Mine Roadway Extensions: Delivers dependable power for infrastructure expansion.
- Coalface Lighting Systems: Provides reliable electricity in high-risk zones.
- Fixed Installations: Handles high stress and temperature fluctuations with ease.
Potential User Challenges and Solutions
Harsh Underground Conditions
- Challenge: Extreme temperatures, mechanical strain, and environmental degradation.
- Solution: Durable EPR insulation, galvanized steel armouring, and moisture-resistant sheathing provide maximum resilience.
Electrical Reliability
- Challenge: Consistent power transmission in demanding environments.
- Solution: High voltage tolerance, robust conductor materials, and advanced screening technologies ensure uninterrupted performance.
Mechanical Durability
- Challenge: Withstanding flexing and high mechanical loads.
- Solution: Flexible tinned copper conductors and optimized bending radius minimize wear and tear.
Comparative Advantages
| Feature | Benefit |
|---|---|
| Superior Temperature Tolerance | Handles extreme thermal conditions. |
| Exceptional Mechanical Flexibility | Supports complex routing requirements. |
| Advanced Environmental Resistance | Operates effectively in moisture-rich environments. |
| Comprehensive Safety Design | Reduces risk of electrical failures. |
Installation and Maintenance Recommendations
- Verify voltage and current compatibility with equipment.
- Inspect cables for integrity before installation.
- Maintain bending radii as per manufacturer guidelines to prevent damage.
- Conduct regular visual and electrical inspections for long-term reliability.
Certification and Compliance
The Feichun PROTOMONT Type 201 and Type 211 cables are rigorously tested to meet international standards:
- British Standard BS 6708
- IEC 60332-1-2 Fire Resistance
- EN 60811-404 Oil Resistance
These certifications highlight the cables' reliability and adherence to global safety standards.
Conclusion
The Feichun PROTOMONT Type 201/211 Series is the ultimate choice for demanding underground mining operations. Engineered to withstand the harshest conditions, these cables deliver exceptional durability, safety, and performance. Their advanced materials and precise engineering ensure reliable power transmission, reducing operational disruptions.
For tailored solutions or additional technical support, please contact Feichun Technical Support. Let us power your mining projects with confidence.


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.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.





