SWA Multi Core Solar PV Cable Construction
| Conductor | Tinned annealed copper, Class 5 flexible. |
| Insulation | Double-insulated, cross-linked (XLPE). |
| Core Identification | Red and white cores. |
| Armour & Bedding | Galvanised Steel Wire Armour (SWA) over an inner bedding layer (e.g., CarbonTek). |
| Outer Sheath | UV-resistant, robust PVC sheath (e.g., SolarTek). |
SWA Multi Core Solar PV Cable Application
- SWA Multi Core Solar PV Cable is primarily used in larger or more demanding solar photovoltaic systems:
- DC Interconnection: Connects solar panel arrays to combiner boxes, DC isolators, and inverters.
- Long-Distance Cabling: Its robust construction and larger cross-sections (e.g., 4.0mm², 6.0mm²) minimize voltage drop during extended transmission, commonly found in commercial or large residential installations.
- Harsh Environments: Suitable for direct burial, exposed rooftop wiring, or agricultural/industrial installations.
SWA Multi Core Solar PV Cable Standard
- Standards/Approvals: BS7671
SWA Multi Core Solar PV Cable Technical Data
- Temperature Rating: From -15°C to +90°C
SWA Multi Core Solar PV Cable Feature
- Double Insulation: Each conductor features dual-layer cross-linked polyethylene (XLPE) insulation. This meets the stringent Class II (double or reinforced) insulation requirements for the DC side of photovoltaic systems, effectively preventing DC electric shock and short-circuit risks.
- Specialized Sheath: The outer layer features a SolarTek® UV-resistant PVC sheath, offering superior weather resistance, sunlight endurance, and extreme temperature tolerance to ensure long-term outdoor performance.
- Inner Liner and Easy-Strip Design: A specialized inner liner (e.g., CarbonTek®) between the armor and conductors not only enhances electrical protection but also typically incorporates a high-tensile tear-resistant cord. This allows installers to safely and quickly strip the armor without damaging the internal insulation.
- High DC Voltage Rating: Specifically engineered for photovoltaic systems, with a DC withstand voltage rating up to 1.5 kV DC, meeting the demands of high-voltage, long-distance transmission in modern large-scale solar power plants.
SWA Multi Core Solar PV Cable Specification
| Number and Nominal CSA of Conductors | Max. Cond. Res. | Nom. OD of bedding | Nom. Dia. Galv.Steel Wire Armour | Approx. OD | Approx. weight | Current Rating(Clipped) |
|---|---|---|---|---|---|---|
| Ω/km | mm | mm | mm | Kg/Km | A | |
| 2 x 4.0mm² SWA | 5.09 | 12.6 | 0.9 | 16.8 | 550 | 52 |
| 2 x 6.0mm² SWA | 3.39 | 14 | 1.25 | 19 | 730 | 67 |
| 2 x 10.0mm² SWA | 1.95 | 17 | 1.25 | 21.8 | 1030 | 93 |
| 4 x 4.0mm² SWA | 5.09 | 15.3 | 1.25 | 20.1 | 815 | 44 |
| 4 x 6.0mm² SWA | 3.39 | 17 | 1.25 | 22 | 990 | 57 |
| 4 x 10.0mm² SWA | 1.95 | 20.3 | 1.25 | 25.3 | 1500 | 93 |
Why Huadong Cable
Our vision is to become an internationally renowned cable brand. Customer satisfaction, employee advancement, and corporate growth are our service tenets. High standards, globalization, and building an international brand are our business philosophy.
About HuaDong
Henan Huadong Cable Co., Ltd., established in 1999, is a state-level high-tech enterprise integrating scientific research, production, and trade. Deeply engaged in the Belt and Road Initiative, Huadong Cable exports its products to over 130 countries worldwide, covering regions including Europe, South America, North America, the Middle East, Africa, Asia, and Oceania.
HuaDong Technology
HuaDong Cable focuses on technological research and development, employing 60 professionals with senior technical titles and holding over 100 invention and utility model patents. The company has assembled a team of experienced technical engineers to ensure the quality of its cable products.
Main Products
Our main products: Marine cables, power cables, overhead cables, fire-resistant cables, low-smoke zero-halogen cables, rubber cables, high-temperature resistant cables, instrumentation and control cables, solar cables, and other products.
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