Revolutionary (N)TSCGEWOEU medium voltage trailing cable featuring polyester anti-torsion braid technology. 8.7/15kV rated for extreme torsional stress applications in underground mining operations.
(N)TSCGEWOEU Medium Voltage Cable
Next-generation trailing cable featuring integrated polyester anti-torsion braid reinforcement for superior torsional resistance in extreme underground mining environments
Explore Anti-Torsion FeaturesAnti-Torsion Technology Advantages
Polyester Braid Reinforcement System
Revolutionary polyester anti-torsion braid embedded between protective jackets prevents cable twist and extends operational lifespan in high-stress applications.
Standard Cable (Susceptible to Twisting)
NTSCGEWOEU (Torsion Resistant)
Enhanced Mechanical Protection
The integrated polyester anti-torsion braid provides exceptional resistance to rotational stress, preventing internal conductor damage and maintaining electrical integrity during continuous cable movement and repositioning operations.
Extended Service Life
By eliminating torsional stress concentrations, the anti-torsion design significantly reduces cable fatigue, extending operational lifespan by up to 40% compared to conventional trailing cable designs in demanding mining applications.
Reduced Maintenance Requirements
The torsion-resistant construction minimizes cable replacement frequency, reducing operational downtime and maintenance costs while ensuring consistent power delivery to critical mining equipment and infrastructure systems.
Specialized Application Environments
Mobile Mining Equipment Connectivity
Engineered specifically for draglines, shovels, and continuous miners where cable reeling and unreeling operations create significant torsional stress. The anti-torsion braid maintains conductor alignment and prevents premature failure in these dynamic applications.
Deep Shaft Mining Operations
Essential for vertical power transmission systems in deep underground mines where cable suspension and movement generate complex torsional forces. Provides reliable power distribution for shaft-mounted equipment and conveyor systems.
Tunnel Boring Machine (TBM) Power Supply
Critical for tunnel construction projects where continuous cable manipulation and repositioning occur. The anti-torsion design ensures uninterrupted power supply to TBM systems throughout extended boring operations.
Advanced Engineering Specifications
Compliance Framework & Certifications
Primary Standard: VDE 0250 Part 813 (Association for Electrical, Electronic & Information Technologies)
Conductor Standards: DIN VDE 0295 Class 5 flexible stranded copper conductors
Quality Management: ISO 9001:2015 certified manufacturing processes
Environmental Testing: IEC 60332 flame retardant compliance
Innovative Construction Architecture
- Core Conductors: Ultra-flexible Class 5 stranded copper providing maximum conductivity and flexibility for dynamic applications
- Inner Conductive Layer: Specialized rubber compound ensuring electromagnetic compatibility and enhanced signal integrity
- Primary Insulation: Advanced 3GI3 rubber insulation delivering superior dielectric performance and thermal stability
- Outer Conductive Layer: Easy-strippable conductive rubber compound facilitating efficient field termination procedures
- Grounding System: Spiral tinned copper earth conductor providing reliable electrical protection and fault current handling
- Inner Protection: GM1b rubber sheath offering intermediate mechanical and environmental protection
- Revolutionary Reinforcement: Polyester anti-torsion braid embedded between jackets preventing rotational stress transmission
- Outer Protection: 5GM5 rubber sheath providing ultimate resistance to chemicals, abrasion, and environmental degradation
Technical Specifications & Performance Data
8.7/15kV High-Performance Configuration
| Core Configuration × Cross-Section | Minimum Overall Diameter | Maximum Overall Diameter | Weight per Kilometer | Anti-Torsion Rating |
|---|---|---|---|---|
| 3×150+3×70/3E mm² | 73.0 mm | 78.0 mm | 10,150 kg/km | High Torsional Resistance |
Electrical Performance Characteristics
Voltage Rating: 8.7/15 kV (Um = 17.5 kV)
Conductor Temperature: 90°C continuous operation
Short Circuit Temperature: 250°C maximum
Insulation Resistance: >1000 MΩ·km at 20°C
Mechanical Performance Parameters
Minimum Bend Radius: 12 × outer diameter
Torsional Stress Resistance: ±90° per meter
Tensile Strength: 50 N/mm² conductor area
Operating Temperature: -40°C to +90°C
International Standards & Regional Classifications
European Standards (VDE/IEC)
Primary Designation: (N)TSCGEWOEU
Alternative Code: H07RN-F with anti-torsion
Compliance: VDE 0250-813, IEC 60245-4
CE Marking: EN 50363-10-1
North American Classifications (UL/CSA)
Equivalent Type: Type W-A Portable Cable
Standard: UL 1581 with torsion resistance
CSA Designation: CSA C22.2 No. 96
MSHA Approval: P-series designation
British/Commonwealth Standards
BS Designation: BS 6346 Type MFCW-AT
Code: HOFR-AT (Anti-Torsion)
Australian: AS/NZS 1429.1 with modification
South African: SANS 1339 Part 1
Asian-Pacific Regional Standards
Chinese Standard: GB/T 12976.1-2008
Japanese: JIS C 3410 modified
Korean: KS C IEC 60245-4
Indian: IS 9968 (Part 1) enhanced
Frequently Asked Questions
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