Feichun PROTOMONT (V) NTSKCGECWOEU 1.8/3KV Coal Cutter Cables: Engineered Reliability for Demanding Underground Mining Environments
The Feichun PROTOMONT (V) Coal Cutter Cable is a cutting-edge solution designed specifically for the rigorous demands of underground mining.
Crafted to deliver outstanding reliability and performance, these cables are engineered to withstand mechanical stress, temperature fluctuations, and harsh environmental conditions, ensuring seamless power transmission to mobile and chain-operated coal cutting machinery.
Whether installed in fixed setups or flexible applications, the Feichun PROTOMONT is a trusted choice for ensuring operational efficiency in underground coal mining operations.
Key Technical Specifications
| Specification | Details |
| Rated Voltage | U0/U (Um) 1.8/3 (3.6) kV |
| Nominal Voltage | 3000 V |
| Test Voltage | 6 kV AC |
| Control Core Test Voltage | 2 kV AC |
| Conductor Material | Very finely stranded copper, tinned (Class FS) |
| Core Insulation | EPR Rubber - PROTOLON Special Compound 3GI3 |
| Outer Sheath Material | Polychloroprene (PCP) |
| Bending Radius | Standard: 2.3 × Diameter; Directional Changes: 20 × Diameter |
| Temperature Range | Fixed Installation: -40°C to +80°C; Flexible Installation: -20°C to +60°C |
| Torsional Stress | ±25°/m |
Performance Characteristics
Electrical Features
Rated Voltage: The cable’s operational capacity at 1.8/3 kV ensures compatibility with medium-voltage systems, catering to robust coal cutting machinery.
Test Voltage: High dielectric strength withstanding up to 6 kV during testing ensures operational safety and reliability.
Control Core: Control and monitoring conductors feature a 2 kV AC test voltage, providing seamless integration with advanced monitoring systems.
Conductor and Insulation Design
Tinned Copper Conductor: Finely stranded for flexibility and superior conductivity.
EPR Rubber Insulation: Provides high dielectric strength and excellent resistance to temperature fluctuations and mechanical stresses.
NBR Easy-Strip Layer: Facilitates efficient stripping during installation and maintenance.
Environmental Resilience
| Resistance Property | Performance |
| Flame Retardant | Compliant with EN/IEC 60332-1-2 |
| Oil Resistance | High resistance to oil exposure |
| Ozone Resistance | Excellent |
| UV Resistance | Robust protection |
Mechanical Properties
Torsional Resistance: Withstands up to ±25°/m for dynamic installations.
High Tensile Strength: 15 N/mm², ensuring durability under mechanical load.
Bending Radius: Designed for both fixed and flexible applications, meeting critical installation needs.
Compliance and Certification
The Feichun PROTOMONT (V) cables adhere to stringent international standards, providing reliability and compliance in various regions:
| Standard | Description |
| DIN VDE 0250-813 | Electrical cable safety and performance standards |
| MSHA P-07-KA140034 | Mining safety approval for underground applications |
| EN/IEC 60332-1-2 | Flame retardant certification |
| GOST Fire Certificate | Russian Federation safety approval |
Common Challenges and Solutions in Underground Mining Cable
Applications
1. Mechanical Stress
Underground environments impose extreme mechanical stress on cables due to continuous movement and heavy machinery operation.
Solution:
The Feichun PROTOMONT (V) features:
2. Temperature Variations
Extreme underground temperatures can degrade standard cables, leading to frequent replacements.
Solution:
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EPR Rubber Insulation ensures consistent performance from -40°C to +80°C.
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Resistant to short-term temperature spikes, up to 250°C.
3. Environmental Hazards
Mining conditions involve exposure to oil, ozone, and UV light, which can damage cable integrity.
Solution:
4. Cable Longevity and Wear
Regular wear and tear reduce cable lifespan, affecting operational efficiency.
Solution:
Recommended Usage Guidelines
Installation Best Practices
Inspect cables thoroughly before installation to detect any pre-existing damage.
Maintain the recommended bending radius to prevent internal damage.
Avoid excessive mechanical stress during deployment.
Use specialized cable handlers for flexible chain applications.
Maintenance Recommendations
| Inspection Activity | Frequency |
| Visual inspection for wear/damage | Before each operational cycle |
| Electrical integrity testing | Quarterly |
| Replacement of damaged sections | As required |
Comparative Advantages
| Feature | Feichun PROTOMONT (V) | Standard Cables |
| Temperature Range | -40°C to +80°C | Limited |
| Tensile Strength | 15 N/mm² | Lower |
| Flame Retardant | EN/IEC 60332-1-2 compliant | Non-compliant in some cases |
| Oil/Ozone Resistance | Excellent | Moderate |
| Bending Radius | 2.3 × Diameter (Standard) | Higher, leading to quicker wear |
Conclusion
The Feichun PROTOMONT (V) NTSKCGECWOEU 1.8/3KV Coal Cutter Cable is a proven solution for demanding underground mining environments.
Its advanced engineering addresses key challenges such as mechanical stress, extreme temperatures, and environmental hazards, providing unmatched reliability and longevity. With compliance to international standards and superior performance characteristics, these cables are indispensable for modern coal mining operations.
For detailed consultation and support, reach out to the Feichun Technical Solutions Team. Ensure the safety and efficiency of your mining operations with the Feichun PROTOMONT (V) series.
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Feichun PROTOMONT (V) NTSKCGECWOEU 1.8/3KV Coal Cutter Cables: Engineered Reliability for Demanding Underground Mining Environments Images
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