NTSCGEWOU 3.6/6kV to 12/20kV Flexible Mining & Material Handling Cable VDE & IEC Certified, Flame Retardant, Rubber Insulated
General Information
Cable Type | NTSCGEWOU |
Voltage Ratings (Uo/U) | 3.6/6 kV, 6/10 kV, 8.7/15 kV, 12/20 kV |
Application | Flexible cable for fixed distribution lines in mines and alongside material handling equipment. Suitable for indoor and outdoor applications. |
Maximum Torsional Stress | ±25°/m |
Maximum Working Speed | 20 m/min |
Maximum Short Circuit Temperature | 250°C |
Operating Temperature (Mobile) | -25°C to +80°C |
Operating Temperature (Static) | -40°C to +80°C |
Minimum Bending Radius (Fixed) | 6 x overall diameter |
Note | (N)TSCGEWOU ATB is available with Anti-Torsion Braid |
Construction Details
Component | Material / Description |
|---|---|
Phase Conductor | Class 5 flexible stranded tinned copper |
Insulation | Rubber compound |
Semi-Conductive Layers | Semi-conductive tape over the conductor and inner & outer semi-conductive rubber layer on the insulation |
Earth Conductor | Class 5 tinned copper conductor |
Central Filler | Semi-conductive compound on a textile polyester support |
Inner Sheath | Rubber compound |
Anti-Torsion Braid | Polyester |
Outer Sheath | Rubber compound |
Sheath Colour | Yellow |
Standards & Certifications
Item | Details |
|---|---|
Third-Party Accreditation | VDE approved – Cables are tested and approved by the VDE Testing & Certification Institute |
Standards | VDE 0295, IEC 60228, VDE 0207 Part 20 & 21, VDE 0250 Part 813, VDE 0298 Part 3, IEC 60811-2-1, EN 60228 |
Flame Retardant | According to IEC/EN 60332-1-2 |
DIMENSIONS & CURRENT CARRYING CAPACITY
Voltage (kV) | No. of Cores (Phase+Earth) | Nominal Cross Section (mm²) | Conductor Diameter (Phase mm) | Conductor Diameter (Earth mm) | Overall Diameter (mm) | Nominal Tensile Load (N) | Max Weight (kg/km) | Current Carrying Capacity (Amps, 30°C) | Reeled Current Capacity (Amps) |
|---|---|---|---|---|---|---|---|---|---|
3.6/6 | 3+3 | 25 | 25/3 | 6.9 | 39.7 | 1500 | 2380 | 131 | 80 (2 Layer), 64 (3 Layer), 55 (4 Layer), 50 (5 Layer), 35 (6 Layer), 29 (7 Layer) |
3.6/6 | 3+3 | 35 | 25/3 | 7.8 | 43.7 | 2100 | 2920 | 162 | 99, 79, 68, 62, 44, 36 |
3.6/6 | 3+3 | 50 | 25/3 | 9.3 | 46.8 | 3000 | 3520 | 202 | 123, 99, 85, 77, 55, 44 |
3.6/6 | 3+3 | 70 | 35/3 | 11.1 | 50.7 | 4200 | 4430 | 250 | 153, 123, 105, 95, 68, 55 |
3.6/6 | 3+3 | 95 | 50/3 | 12.7 | 56.7 | 5700 | 5580 | 301 | 184, 147, 126, 114, 81, 66 |
6/10 | 3+3 | 120 | 70/3 | 14.5 | 60.5 | 7200 | 6770 | 352 | 215, 172, 148, 134, 95, 77 |
6/10 | 3+3 | 150 | 70/3 | 16.7 | 67.15 | 9000 | 8260 | 404 | 246, 198, 170, 154, 109, 89 |
6/10 | 3+3 | 185 | 95/3 | 17.6 | 69 | 11100 | 9400 | 461 | 281, 226, 194, 175, 124, 101 |
8.7/15 | 3+3 | 25 | 25/3 | 6.9 | 39.7 | 1500 | 2380 | 131 | 80, 64, 55, 50, 35, 29 |
8.7/15 | 3+3 | 35 | 25/3 | 7.8 | 43.7 | 2100 | 2920 | 162 | 99, 79, 68, 62, 44, 36 |
8.7/15 | 3+3 | 50 | 25/3 | 9.3 | 46.8 | 3000 | 3520 | 202 | 123, 99, 85, 77, 55, 44 |
8.7/15 | 3+3 | 70 | 35/3 | 11.1 | 50.7 | 4200 | 4430 | 250 | 153, 123, 105, 95, 68, 55 |
8.7/15 | 3+3 | 95 | 50/3 | 12.7 | 56.7 | 5700 | 5870 | 301 | 184, 147, 126, 114, 81, 66 |
8.7/15 | 3+3 | 120 | 70/3 | 14.5 | 65 | 7200 | 7370 | 352 | 215, 172, 148, 134, 95, 77 |
8.7/15 | 3+3 | 150 | 70/3 | 16.7 | 69.7 | 9000 | 8590 | 404 | 246, 198, 170, 154, 109, 89 |
8.7/15 | 3+3 | 185 | 96/3 | 17.6 | 71.8 | 11100 | 9750 | 461 | 281, 226, 194, 175, 124, 101 |
12/20 | 3+3 | 25 | 25/3 | 6.9 | 45.5 | 1500 | 2860 | 131 | 80, 64, 55, 50, 35, 29 |
12/20 | 3+3 | 35 | 25/3 | 7.8 | 47 | 2100 | 3210 | 162 | 99, 79, 68, 62, 44, 36 |
12/20 | 3+3 | 50 | 25/3 | 9.3 | 50.3 | 3000 | 3830 | 202 | 123, 99, 85, 77, 55, 44 |
12/20 | 3+3 | 70 | 35/3 | 11.1 | 55.9 | 4200 | 5000 | 250 | 153, 123, 105, 95, 68, 55 |
12/20 | 3+3 | 95 | 50/3 | 12.7 | 59.3 | 5700 | 5870 | 301 | 184, 147, 126, 114, 81, 66 |
12/20 | 3+3 | 120 | 70/3 | 14.5 | 65 | 7200 | 7370 | 352 | 215, 172, 148, 134, 95, 77 |
12/20 | 3+3 | 150 | 70/3 | 16.7 | 69.7 | 9000 | 8590 | 404 | 246, 198, 170, 154, 109, 89 |
12/20 | 3+3 | 185 | 95/3 | 17.6 | 71.8 | 11100 | 9750 | 461 | 281, 226, 194, 175, 124, 101 |
Flexible, durable, and technically advanced, the NTSCGEWOU cable series is becoming a critical component in mining and material handling industries worldwide. Designed for high mechanical stress environments, these VDE and IEC-certified cables combine flame retardancy, rubber insulation, and robust construction, making them ideal for both underground mines and surface material handling operations. But what exactly makes NTSCGEWOU cables stand out, and how do their technical specifications, structure, and applications impact real-world performance, particularly in Indonesia’s mining sector?
What Are the Key Features and Construction of NTSCGEWOU Cables?
The NTSCGEWOU cable series is built to withstand high mechanical and environmental stresses while maintaining optimal electrical performance.
Conductor and Insulation
At the core, NTSCGEWOU cables feature Class 5 flexible stranded tinned copper conductors, ensuring excellent conductivity and flexibility for mobile and fixed installations. The insulation uses a high-quality rubber compound, providing resistance against abrasion, mechanical stress, and temperature fluctuations.
Semi-Conductive Layers and Earth Conductor
Each phase conductor is wrapped with semi-conductive tape and rubber layers, which stabilize the electric field and enhance insulation performance. A Class 5 tinned copper earth conductor ensures safety and grounding compliance.
Fillers, Sheaths, and Anti-Torsion Features
The cable includes a semi-conductive compound on textile polyester support as the central filler, contributing to flexibility. An inner rubber sheath provides additional protection, while an outer rubber sheath, typically yellow, protects against external mechanical and environmental damage. Certain models are equipped with an anti-torsion polyester braid, making them suitable for applications with high twisting or reeling movements.
Where Are NTSCGEWOU Cables Typically Used?
The versatility of NTSCGEWOU cables makes them suitable for multiple industrial scenarios:
Mining Applications: Ideal for fixed distribution lines and mobile equipment in underground and surface mines, resistant to high mechanical stress, torsion, and temperature variations.
Material Handling Systems: Widely used alongside conveyors, cranes, and reeling equipment where flexibility and durability are critical.
Indoor and Outdoor Installations: Suitable for both environments due to robust rubber insulation and flame-retardant properties.
Case Study: Indonesia
In Indonesia’s coal and nickel mining operations, NTSCGEWOU cables have been successfully deployed for:
Coal conveyor systems: Cables maintain electrical integrity despite high-speed mechanical movement and dust exposure.
Underground mining: Mobile drilling and extraction equipment rely on NTSCGEWOU for continuous power, even in high humidity and extreme temperature variations.
Material handling at ports: Cranes and heavy container equipment use these cables for reliability in dynamic load conditions.
This demonstrates that the NTSCGEWOU series is not just theoretically suitable but proven in real industrial environments.
What Are the Electrical and Mechanical Parameters of NTSCGEWOU Cables?
Electrical performance is critical for safety and efficiency. NTSCGEWOU cables provide:
Current Carrying Capacity: Up to 484 Amps for 185 mm² conductors (air, free section)
Tensile Load Capacity: Up to 11,100 N for larger conductors
Nominal Diameters: Range from 39.7 mm to 71.8 mm, depending on cross-sectional area
Mechanically, they offer:
Reeling Capability: Multiple layers can be reeled with high current load retention.
Bending Radius: Minimum 6x overall diameter for fixed installation.
Temperature Resilience: Operates reliably from -40°C to +80°C in static conditions.
Frequently Asked Questions (FAQ) About NTSCGEWOU Cables
1. What makes NTSCGEWOU cables suitable for mining applications?
NTSCGEWOU cables are designed to withstand extreme mechanical stress, torsion, temperature variation, and abrasion, making them ideal for mobile and stationary mining equipment. Their rubber insulation, semi-conductive layers, and VDE/IEC certifications ensure safety and durability underground.
2. How does NTSCGEWOU compare with PVC-insulated cables?
Unlike PVC-insulated cables, NTSCGEWOU offers higher temperature tolerance, better flexibility, and flame retardancy, making it suitable for high-stress industrial applications.
3. Can NTSCGEWOU cables be used for outdoor applications?
Yes. The robust rubber outer sheath and flame-retardant properties allow installation both indoors and outdoors, including in tropical climates like Indonesia.
4. What voltage ranges are available for NTSCGEWOU?
NTSCGEWOU cables support 3.6/6kV, 6/10kV, 8.7/15kV, and 12/20kV, providing flexibility for various power distribution requirements.
5. How should NTSCGEWOU cables be maintained in high-use environments?
Regular visual inspections, monitoring for abrasion or mechanical damage, and ensuring proper support during reeling or bending will maintain performance. Avoid exceeding torsional stress and bending radius limits.
6. Are NTSCGEWOU cables flame retardant?
Yes. NTSCGEWOU cables comply with IEC/EN 60332-1-2, ensuring reduced fire risk in critical industrial installations.
7. How do I choose the right NTSCGEWOU size for my application?
Choose based on current carrying capacity, conductor cross-section, voltage rating, and installation type (fixed vs. mobile). Refer to the manufacturer’s technical data table for exact specifications.
Why Choose NTSCGEWOU for Your Industrial and Mining Needs?
NTSCGEWOU cables offer:
Flexibility and durability under torsion and reeling conditions.
High mechanical and thermal resistance for underground and surface applications.
Certified safety compliance (VDE & IEC) for flame retardancy and electrical standards.
Proven performance in Indonesia’s mining operations, from coal to nickel extraction.
Whether for material handling equipment, mobile mining machinery, or fixed underground installations, NTSCGEWOU ensures safety, reliability, and long-term operational efficiency.
If you are involved in mining, material handling, or industrial power distribution in Indonesia or Southeast Asia, choosing the NTSCGEWOU flexible mining cable can significantly reduce downtime and maintenance costs while improving safety standards. Contact certified suppliers to discuss the best NTSCGEWOU configuration for your operations and request a detailed installation guide.
