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Low Smoke Zero Halogen Photovoltaic Insulation Cable Material - High Quality China Suppliers & Factory
PRODUCT FEATURES
1. Environmental resistance
It can withstand outdoor, ultraviolet, temperature changes and adverse weather conditions to ensure reliability in various climatic conditions.
2. Anti-ultraviolet attenuation
It has anti-ultraviolet attenuation characteristics to extend the service life of the cable.
3. Good electrical insulation
Ensure that the cable can still provide safe power transmission under high voltage, reducing the risk of electric shock and fire.
4. Low smoke combustion
Low smoke zero halogen material produce less smoke in the event of a fire, which helps to improve the safety of personnel evacuation.
5. Low toxicity
Low smoke zero halogen material usually have low toxicity, even when burning, they produce less toxic gas, helping to reduce the risk of toxicity in a fire.
6. High fire resistance
Low smoke zero halogen material usually have high fire resistance, which can protect the insulation material inside the cable in a fire and prevent the spread of fire.
7. High conductivity
It can provide efficient power transmission and reduce resistance loss.
SCOPE OF USE
Photovoltaic cable.
Test items and standards
Properties of halogen-free low smoke flame retardant thermoplastic polyolefin insulating materials and sheathing materials.
| No. | Inspection item | Unit | Requirements | ||
|---|---|---|---|---|---|
| WDZ-Y-J70 | WDZ-Y-H70 | WDZ-Y-H90 | |||
| 1 | Tensile strength | MPa | ≥10.0 | ≥10.0 | ≥10.0 |
| 2 | Elongation at break | % | ≥160 | ≥160 | ≥160 |
| 3 | Air aging chamber: Aging temperature | ℃ | 100±2 | 100±2 | 110±2 |
| Aging time | h | 168 | 168 | 240 | |
| Maximum rate of change of tensile strength | % | ±25 | ±25 | ±25 | |
| Maximum rate of change of elongation at break | % | ±25 | ±25 | ±25 | |
| 4 | Thermal deformation: Test temperature | ℃ | 90±2 | 90±2 | 90±2 |
| Experimental result | % | ≤50 | ≤50 | ≤50 | |
| 5 | 20℃ volume resistivity | Ω·m | ≥1.0×1012 | ≥1.0×1010 | ≥1.0×1010 |
| 6 | Volume resistivity at operating temp: Test temperature | ℃ | 70±1 | — | — |
| Volume resistivity | Ω·m | ≥2.0×108 | — | — | |
| 7 | Dielectric strength | MV/m | ≥20 | ≥18 | ≥18 |
| 8 | Heat shock test: Test temperature | ℃ | 130±3 | 130±3 | 130±3 |
| Test time | h | 1 | 1 | 1 | |
| Experimental result | — | No cracking | No cracking | No cracking | |
| 9 | Impact embrittlement temperature: Test temperature | ℃ | -25 | -25 | -25 |
| Experimental result | Number | ≤15/30 | ≤15/30 | ≤15/30 | |
| 10 | Ozone resistance test: Test temperature | ℃ | — | 25±2 | 25±2 |
| Experiment time | h | — | 24 | 24 | |
| Ozone concentration | ppm | — | 250~300 | 250~300 | |
| Experimental result | — | — | No cracking | No cracking | |
| 11 | Hot water immersion test: Test temperature | ℃ | — | 70±2 | 70±2 |
| Experiment time | h | — | 168 | 168 | |
| Maximum rate of change of tensile strength | % | — | ±30 | ±30 | |
| Maximum rate of change of elongation at break | % | — | ±35 | ±35 | |
| 12 | Oxygen index | % | ≥28 | ≥30 | ≥30 |
| 13 | Smoke density: flameless | — | ≤350 | ≤350 | ≤350 |
| flaming | — | ≤100 | ≤100 | ≤100 | |
| 14 | Combustion releases gas acidity: HCI and HBr content | % | ≤0.5 | ≤0.5 | ≤0.5 |
| HF content | % | ≤0.1 | ≤0.1 | ≤0.1 | |
| pH value | — | ≥4.3 | ≥4.3 | ≥4.3 | |
| Electric conductivity | μS/mm | ≤10 | ≤10 | ≤10 | |
| 15 | Material smoke toxicity hazards | According to the application requirements of the product, negotiated by the supply and demand parties. | |||
CERTIFICATIONS
FAQ
Q1: What is the main application of this product?
It is primarily used as a photovoltaic cable, ensuring reliable and efficient power transmission for solar energy systems.
Q2: How does the cable perform in outdoor environments?
The cable features excellent environmental resistance and anti-ultraviolet attenuation, allowing it to withstand outdoor UV exposure, temperature changes, and adverse weather conditions.
Q3: Is the cable safe to use in case of a fire?
Yes. It is made of low smoke zero halogen materials, which provide high fire resistance, low smoke combustion, and low toxicity, significantly improving personnel safety during evacuation.
Q4: What are the tensile strength requirements for this cable?
The tensile strength requirement for standard models WDZ-Y-J70, WDZ-Y-H70, and WDZ-Y-H90 is ≥10.0 MPa.
Q5: Does the cable pass the heat shock test?
Yes, under a test temperature of 130±3 ℃ for 1 hour, the experimental result shows no cracking across all standard models.