Heavy Duty Rubber Cable Rubber Insulated and Sheathed Flexible Cords
Heavy Duty Rubber Cable Rubber Insulated and Sheathed Flexible Cords
APPLICATION
Designed for heavy-duty external applications, including harbor equipment, searchlights, and large-scale agricultural irrigation systems. Engineered to withstand harsh weather conditions and resist oil exposure for enhanced durability
CONSTRUCTION
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Conductor:Bare or tinned, stranded or solid copper conductor
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Insulation : Colour-coded TPR insulation
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Sheath : TPR
TECHNICAL DATA
- Nominal Voltage: Uo/U 450/750 volt
- Long time allow working temperature of wire core is not more than 60 .
SPECIFICATION
| Cross- sectional Area (mm²) |
No.& diameter of wire (N/mm) |
Reference overall diameter (mm) |
Reference weight (kg/km) |
Resistance at 20℃ Max |
|
| Copper core |
Tin plated copper core |
||||
| 2x1.5 | 30/0.25 | 9.4 | 116 | 13.3 | 13.7 |
| 2x2.5 | 50/0.25 | 11.0 | 166 | 7.98 | 8.21 |
| 2x4.0 | 80/0.25 | 12.8 | 232 | 4.95 | 5.09 |
| 2x6.0 | 119/0.25 | 14.2 | 291 | 3.3 | 3.39 |
| 2x10 | 200/0.25 | 19.0 | 534 | 1.91 | 1.95 |
| 2x16 | 315/0.25 | 21.6 | 740 | 1.21 | 1.24 |
| 2x25 | 350/0.3 | 25.7 | 1057 | 0.78 | 0.795 |
| 2x35 | 494/0.3 | 28.6 | 1368 | 0.554 | 0.565 |
| 2x50 | 684/0.3 | 33.2 | 1881 | 0.386 | 0.393 |
| 2x70 | 969/0.3 | 37.1 | 2457 | 0.272 | 0.277 |
| 2x95 | 1330/0.3 | 42.3 | 3270 | 0.206 | 0.21 |
| 3x1.5 | 30/0.25 | 10.1 | 141 | 13.3 | 13.7 |
| 3x2.5 | 50/0.25 | 11.8 | 203 | 7.98 | 8.21 |
| 3x4.0 | 80/0.25 | 13.7 | 286 | 4.95 | 5.09 |
| 3x6.0 | 119/0.25 | 15.2 | 374 | 3.3 | 3.39 |
| 3x10 | 200/0.25 | 20.4 | 665 | 1.91 | 1.95 |
| 3x16 | 315/0.25 | 23.2 | 905 | 1.21 | 1.24 |
| 3x25 | 350/0.3 | 27.5 | 1334 | 0.78 | 0.795 |
| 3x35 | 494/0.3 | 30.7 | 1740 | 0.554 | 0.565 |
| 3x50 | 684/0.3 | 35.5 | 2397 | 0.386 | 0.393 |
| 3x70 | 969/0.3 | 39.7 | 3155 | 0.272 | 0.277 |
| 3×95 | 1330/0.3 | 45.5 | 4230 | 0.206 | 0.21 |
| 3x120 | 1691/0.3 | 49.3 | 5120 | 0.161 | 0.164 |
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FAQ
What is the key advantage of heavy-duty rubber cables with rubber insulation and sheathing?
The dual rubber layers provide exceptional flexibility, durability, and resistance to abrasion, oil, and moisture, making them ideal for harsh environments.
Where are these flexible cords commonly used?
They are widely used in industrial machinery, construction sites, mining equipment, and outdoor applications where mechanical stress and weather resistance are critical.
What temperature range can these cables withstand?
Typically rated for -40°C to +90°C, ensuring reliable performance in extreme climates.
Are these cables suitable for outdoor use?
Yes, the rubber sheathing offers UV resistance and protection against moisture, making them safe for outdoor installations.
How do these cables compare to PVC-insulated alternatives?
Rubber-insulated cables are more flexible, resistant to oils and chemicals, and have better temperature tolerance than PVC, though PVC may be more cost-effective for lighter applications.
What safety certifications should I look for?
Look for compliance with international standards like IEC, CE, or UL, which ensure electrical safety and durability.
Can these cables be used in wet or damp conditions?
Yes, the rubber insulation and sheathing provide excellent waterproofing, making them suitable for wet environments.
What is the bending radius requirement for installation?
The minimum bending radius is usually 6 times the cable diameter to maintain flexibility and prevent damage.
How long do these cables last under normal conditions?
With proper installation and maintenance, they can last 10–15 years or longer, depending on exposure to abrasives or chemicals.
What maintenance practices extend the lifespan of these cables?
Regularly inspect for cuts, abrasions, or signs of aging; avoid sharp bends or excessive tension; and store in dry, cool conditions when not in use.
Get in Touch
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