Feichun PROTOMONT (V) NSSHCGEOEU: Precision Power Transmission for Underground Mining Machinery
The Feichun PROTOMONT (V) NSSHCGEOEU 0.6/1 kV cable represents state-of-the-art engineering, designed to meet the rigorous demands of underground mining applications.
It is specifically crafted to power coal cutting machines, mobile mining equipment, and other heavy-duty machinery in harsh environments.
By incorporating advanced materials and precise design elements, this cable delivers superior durability, reliability, and safety where standard cables fall short.
The PROTOMONT (V) NSSHCGEOEU excels in its compatibility with cable protection chains (cable handlers), designed to trail behind machinery while absorbing tensile forces.
This ensures optimal functionality even under high stress and constant movement in mining operations.
Key Technical Specifications
Electrical Characteristics
| Specification | Details |
| Rated Voltage | U0/U (Um) 0.6/1 (1.2) kV |
| Nominal Voltage | 1,000 V |
| Primary Test Voltage | 3 kV |
| Control Cores Test Voltage | 2 kV AC |
Conductor and Insulation Design
| Feature | Specification |
| Conductor Material | Finely stranded copper (tinned, Class FS) |
| Core Configuration | Three main cores with double concentric control/PE elements |
| Core Insulation | EPR rubber (PROTOLON Special Compound 3GI3) |
| Inner Sheath | Special EPR compound GM1b |
| Outer Sheath | Polychloroprene (PCP) PROTOFIRM Special Compound |
| Core Identification | Black, Grey, Brown (Main Cores); Blue (Control Cores) |
Performance Envelope
| Specification | Range/Details |
| Maximum Conductor Temp. | 90°C |
| Short Circuit Temp. | 250°C |
| Fixed Installation Temp. | -40°C to +80°C |
| Flexible Installation Temp. | -20°C to +60°C |
| Tensile Strength | 15 N/mm² |
| Torsional Stress | ±25°/m |
| Bending Radius | 2.3 × Cable Diameter (Standard); 20 × Cable Diameter (Directional Changes) |
Environmental Resistance
| Property | Standard/Performance |
| Flame Retardancy | EN/IEC 60332-1-2 |
| Oil Resistance | Confirmed |
| Ozone Resistance | Excellent |
| UV Resistance | Enhanced protection |
Compliance and Certifications
The Feichun PROTOMONT (V) NSSHCGEOEU meets multiple international standards:
| Standard/Certification | Compliance |
| Flame Retardancy | EN/IEC 60332-1-2 |
| Electrical Safety | DIN EN 60228 / IEC 60228 / VDE 0295 |
| Mechanical Durability | DIN EN 60332-1-2 |
| Mining Approvals | MSHA P-07-KA140034, BAS, EAC, MA China |
Addressing Critical Challenges in Underground Mining
1. Mechanical Stress Management
Problem: Underground mining cables are subject to constant movement, tension, and abrasion due to harsh operating conditions.
Solution:
Multi-layered Conductor Design: Enhances robustness and flexibility.
High Tensile Strength: Rated at 15 N/mm² to withstand constant pulling forces.
Cable Handler Compatibility: Designed for seamless integration with cable protection chains, minimizing mechanical wear.
2. Environmental Extremes
Problem: Mining environments feature wide temperature fluctuations, chemical exposures, and mechanical wear.
Solution:
Temperature Range: Operates between -40°C to +80°C (fixed) and -20°C to +60°C (flexible).
Outer Sheath: Made from durable Polychloroprene (PCP) for oil, ozone, and UV resistance.
Fire Retardancy: Fully compliant with EN/IEC 60332-1-2.
3. Electrical Integrity and Safety
Problem: Maintaining stable power transmission in challenging environments is critical.
Solution:
Precise Insulation: Features PROTOLON Special Compound 3GI3 for enhanced dielectric performance.
High Test Voltage Capability: Primary test voltage of 3 kV, ensuring consistent performance and safety.
Installation and Maintenance Guidelines
Recommended Installation Practices
Pre-Installation Inspection: Ensure cables are free from visible damage.
Bending Radius: Adhere to the standard (2.3 × cable diameter) and minimum directional change radius (20 × cable diameter).
Stress Minimization: Avoid excessive mechanical loads during installation.
Maintenance Checklist
| Task | Frequency |
| Visual Inspection | Quarterly |
| Electrical Testing | Bi-Annually |
| Replacement Criteria | Signs of insulation damage or excessive wear |
| Usage Documentation | Maintain detailed usage and exposure logs |
Specialized Applications
The Feichun PROTOMONT (V) NSSHCGEOEU is ideal for:
Coal Cutting Machines: Power supply for critical mining operations.
Mobile Underground Mining Equipment: Ensures uninterrupted operation under stress.
Continuous Mining Systems: Designed for 24/7 performance in extreme environments.
Why Choose Feichun PROTOMONT (V) NSSHCGEOEU?
Unmatched Reliability: Built to last in the most challenging environments, ensuring minimal downtime.
Safety Compliance: Adheres to global mining standards for safe and efficient operation.
Superior Material Engineering: Features advanced EPR insulation and PCP outer sheath for enhanced protection against wear and environmental hazards.
Ease of Use: Compatible with cable handlers and easy to install, reducing operational complexities.
Conclusion
The Feichun PROTOMONT (V) NSSHCGEOEU 0.6/1 kV cable sets a new benchmark in underground mining power transmission. With a focus on durability, safety, and performance, this cable addresses the most pressing challenges faced by mining operations, ensuring seamless and efficient power delivery.
For customized solutions or technical assistance, reach out to Feichun’s engineering team for expert advice and support.
Disclaimer: Always consult local mining regulations and specific equipment manufacturer guidelines when selecting and installing specialized power supply cables.
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