PUR-HF Spreader LV Reeling Cable
Why PUR-HF Spreader LV Reeling Cable Is Essential for High-Performance Mining and Industrial Applications in South Africa
PUR-HF Spreader LV Reeling Cable
Section | Details |
|---|---|
Application | Vertical reeling cable under high mechanical stresses, torsion, tension and torque. Mainly used for spreader reeling applications. Strength member to increase tensile load, acceleration and speed. PUR sheath offers excellent protection against hydrolysis, solvents, alkalines and oils. |
Voltage Rating (Uo/U) | 0.6/1 kV |
Temperature Rating | Fixed installation: -50°C to +90°C Mobile operation: -40°C to +90°C |
Minimum Bending Radius | Fixed application: 6 × overall diameter Mobile applications: 8 × overall diameter |
Maximum Tensile Load | 30 N/mm² |
Maximum Torsion | ±25°/m |
Travel Speed | Festoon systems: up to 240 m/min Reeling application: up to 240 m/min (horizontal) / up to 180 m/min (vertical) |
Conductor | Class 5 flexible stranded copper |
Insulation | Halogen free compound based on polyester |
Lay Up | Central aramid strength member, cores in concentric layers |
Inner Sheath | PUR-HF (Halogen Free, flame retardant Polyurethane) |
Braiding | Anti-twisting element – Aramid yarns braiding |
Outer Sheath | PUR-HF (Halogen Free, flame retardant Polyurethane), available in Black, Yellow, or Orange |
Standards | IEC 60228, DIN VDE 0293-308, IEC 60502 & VDE 0250, DIN VDE 0472-501/502/503/508, DIN VDE 0472-401/402/602/303/615, DIN VDE 0250-1, IEC 60502, IEC 60332-1, HD/EN/IEC 60811-2-1, DIN VDE 0473-811-2-1 |
Core Identification | From 6 cores: white cores with black numbers |
DIMENSIONS
PART NO. | NO. OF CORES | NOMINAL CROSS SECTIONAL AREA (mm²) | NOMINAL OVERALL DIAMETER (mm) | NOMINAL WEIGHT (kg/km) |
|---|---|---|---|---|
B7US180025 | 18 | 2.5 | 22.0 – 26.0 | 1100 |
B7US240025 | 24 | 2.5 | 26.4 – 29.4 | 1400 |
B7US300025B | 30 × 5 × 6 | 2.5 + 2.5 | 30.2 – 34.2 | 1600 |
B7US360025B | 36 × 6 × 6 | 2.5 + 2.5 | 34.7 – 38.5 | 2080 |
B7US360025 | 36 | 2.5 | 30.2 – 33.0 | 1850 |
B7US420025B | 42 × 7 × 6 | 2.5 + 2.5 | 37.8 – 41.8 | 2280 |
B7US440025 | 44 | 2.5 | 32.5 – 35.5 | 1950 |
B7US080025B | 8 × 6 | 2.5 | 42.7 – 45.1 | 2620 |
B7US540025B | 54 × 9 × 6 | 2.5 + 2.5 | 43.8 – 48.8 | 2800 |
What Is PUR-HF Spreader LV Reeling Cable?
The PUR-HF Spreader LV Reeling Cable is a low-voltage reeling cable optimized for vertical and horizontal reeling applications, where cables are wound and unwound repeatedly under mechanical stress. The PUR-HF (Halogen Free, Flame Retardant Polyurethane) sheath ensures long-term durability, chemical resistance, and compliance with strict fire safety standards.
Key Features at a Glance:
Voltage Rating: 0.6/1kV
Temperature Range: -50°C to +90°C (fixed), -40°C to +90°C (mobile)
High Mechanical Strength: Central aramid strength member resists tensile loads
Torsion Resistance: Up to ±25º/m
Travel Speed: Up to 240 m/min horizontal, 180 m/min vertical
Construction: Flexible copper conductors, halogen-free insulation, aramid braiding, PUR-HF inner and outer sheath
Standards Compliance: IEC 60228, IEC 60502, IEC 60332-1, DIN VDE, HD/EN standards
Application Scenarios
The PUR-HF Spreader LV Reeling Cable is purpose-built for dynamic reeling applications. Typical usage includes:
Mining Industry
Continuous reeling and unreeling in deep-level gold and platinum mines.
Operation under dust, humidity, and mechanical vibration.
Resisting torsion in winding gear and hoists.
Port Cranes and Container Handling
Spreader reeling systems in container terminals such as Durban and Cape Town harbours.
High-speed travel (up to 240 m/min) ensures reliable cargo handling.
Industrial Automation
Festoon systems in steel plants, power stations, and automotive facilities.
Resistance to oil and solvents is critical in manufacturing lines.
Renewable Energy and Infrastructure
Vertical cable reeling in wind turbine nacelles.
Infrastructure projects requiring flame-retardant and halogen-free cables.
Advantages of PUR-HF Spreader LV Reeling Cable
High Durability – Central aramid strength member resists high tensile forces.
Fire Safety – Halogen-free compounds reduce toxic smoke emissions.
Flexibility Under Stress – Excellent torsion resistance ensures long life in moving systems.
Chemical Resistance – Stable in contact with oils, solvents, and alkalines.
Wide Temperature Range – Suitable for South Africa’s hot mines and cold high-altitude operations
Frequently Asked Questions (FAQ)
Q1: What makes PUR-HF Spreader LV Reeling Cable different from standard reeling cables?
A: The PUR-HF variant is halogen-free, flame-retardant, and designed with aramid strength members for superior mechanical resistance.
Q2: Can this cable be used in South African mining applications?
A: Yes. Its compliance with IEC standards aligns with local SANS and NRCS certification, making it suitable for both surface and underground mines.
Q3: How does the cable resist torsional stress?
A: Through a central aramid strength member and anti-twist aramid braiding, which distribute stress evenly.
Q4: What is the maximum travel speed for reeling applications?
A: Up to 240 m/min horizontal and 180 m/min vertical.
Q5: Is the cable resistant to water and chemicals?
A: Yes, the PUR-HF sheath offers strong resistance to hydrolysis, solvents, oils, and alkalines.
The PUR-HF Spreader LV Reeling Cable represents a leap forward in cable technology for dynamic, high-stress applications. With its halogen-free, flame-retardant PUR sheath, aramid strength reinforcement, and compliance with international standards, it is perfectly suited for the demanding environments of South Africa’s mines and ports.
