0102030405
Low Smoke Zero Halogen Photovoltaic Cable Material - China Suppliers & Factory for High-Performance Insulation
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 temperature | ||||
| 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
What are the main features of your photovoltaic cables?
Our cables feature environmental resistance, anti-ultraviolet attenuation, good electrical insulation, low smoke combustion, low toxicity, high fire resistance, and high conductivity.
What is the primary scope of use for this product?
This product is primarily used as a photovoltaic cable, ensuring reliable power transmission in solar applications.
How does the cable perform in the event of a fire?
The cable uses low smoke zero halogen material, which produces significantly less smoke and toxic gas during combustion. It also has high fire resistance to prevent the spread of fire, improving personnel evacuation safety.
What is the tensile strength requirement for these cables?
The tensile strength requirement for the WDZ-Y-J70, WDZ-Y-H70, and WDZ-Y-H90 materials is ≥10.0 MPa.
How is the heat shock test conducted?
The heat shock test is conducted at a temperature of 130±3 ℃ for 1 hour, and the required experimental result is "No cracking" across all models.
What is the oxygen index standard for these materials?
The oxygen index requirement is ≥28% for the WDZ-Y-J70 model, and ≥30% for both the WDZ-Y-H70 and WDZ-Y-H90 models.