SHD-GC Mining Cable Systems
Anhui Feichun Special Cable Co., Ltd. – Industrial Mining Solutions
Advanced LED-Integrated Mining Power Cable Technology
The SHD-GC series represents breakthrough innovation in mining cable safety engineering, featuring proprietary self-illuminating LED technology embedded within transparent thermoplastic polyurethane (TPU) jacketing. This revolutionary design addresses critical visibility challenges in underground mining environments where cable strikes account for significant operational disruptions.
Developed through extensive field testing across global mining operations, these cables integrate thirteen distinct protective layers including semiconductive shielding, EPR insulation rated for continuous 90°C operation, and sophisticated ground fault monitoring systems. The self-sufficient LED indicators harvest electromagnetic energy directly from cable current, eliminating external power requirements while providing instantaneous visual confirmation of energization status.
13-Layer Advanced Construction Architecture
International Designation Codes
Technical Specifications – 5kV Series
| AWG/kcmil | Area (mm²) | Conductor Ø | Insulation | Overall Ø | Ground Check | Weight (lb/kft) |
|---|---|---|---|---|---|---|
| 3/0 | 85.01 | 12.53mm | 2.79mm | 73.21mm | #6 AWG | 4,857 |
| 4/0 | 107.0 | 14.14mm | 2.79mm | 76.40mm | #6 AWG | 5,471 |
| 250 | 126.7 | 15.37mm | 3.05mm | 80.95mm | #4 AWG | 6,438 |
| 350 | 177.3 | 18.27mm | 3.05mm | 88.04mm | #4 AWG | 8,121 |
| 500 | 253.4 | 21.42mm | 3.05mm | 95.71mm | #4 AWG | 10,428 |
Voltage Class Comparison
- Basic ground monitoring
- 0.095″ insulation
- 250-500 kcmil range
- Standard LED spacing
- Enhanced monitoring
- 0.150″ insulation
- 1/0-500 kcmil range
- Optimized LED system
- Advanced circuits
- 0.210″ insulation
- 1/0-500 kcmil range
- High-intensity LEDs
- Maximum safety
- 0.295″ insulation
- 1/0-500 kcmil range
- Premium LED tech
Technical FAQ
The LED devices harvest electromagnetic energy directly from the cable’s operating current through inductive coupling. This eliminates traditional pilot wire requirements and provides automatic illumination proportional to cable loading, enhancing safety visualization in underground environments.
Advanced UV stabilizers and anti-yellowing compounds prevent optical degradation. The molecular structure resists hydrocarbon absorption and maintains clarity despite exposure to diesel exhaust, hydraulic fluids, and mining chemicals, ensuring LED visibility throughout the cable’s 20+ year service life.
Ground check conductors must terminate through approved receptacles rated for system voltage. Resistance should not exceed 1 ohm, with periodic testing per MSHA guidelines. The integrated design eliminates failure points associated with separate ground check cables.
EPR provides thermal stability at 90°C continuous operation, 130°C emergency overload for 100 hours annually, and 250°C short-circuit withstand. The material maintains dielectric integrity across this range, exceeding IEC 60502 requirements for mining applications.
