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Low Smoke Zero Halogen Photovoltaic Cable Material - China Suppliers & Factory for High Performance Cables
Product Features
Environmental resistance: It can withstand outdoor, ultraviolet, temperature changes and adverse weather conditions to ensure reliability in various climatic conditions.
Anti-ultraviolet attenuation: It has anti-ultraviolet attenuation characteristics to extend the service life of the cable.
Good electrical insulation: Ensure that the cable can still provide safe power transmission under high voltage, reducing the risk of electric shock and fire.
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.
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.
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.
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 Aging time Maximum rate of change of tensile strength Maximum rate of change of elongation at break |
°C h % % |
100±2 168 ±25 ±25 |
100±2 168 ±25 ±25 |
110±2 240 ±25 ±25 |
| 4 | Thermal deformation Test temperature Experimental result |
°C % |
90±2 ≤50 |
90±2 ≤50 |
90±2 ≤50 |
| 5 | 20°C volume resistivity | Ω · m | ≥1.0×1012 | ≥1.0×1010 | ≥1.0×1010 |
| 6 | Volume resistivity at operating temperature Test temperature Volume resistivity |
°C Ω · m |
70±1 ≥2.0×108 |
— — |
— — |
| 7 | Dielectric strength | MV/m | ≥20 | ≥18 | ≥18 |
| 8 | Heat shock test Test temperature Test time Experimental result |
°C h — |
130±3 1 No cracking |
130±3 1 No cracking |
130±3 1 No cracking |
| 9 | Impact embrittlement temperature Test temperature Experimental result |
°C Number |
-25 ≤15/30 |
-25 ≤15/30 |
-25 ≤15/30 |
| 10 | Ozone resistance test Test temperature Experiment time Ozone concentration Experimental result |
°C h ppm — |
— — — — |
25±2 24 250~300 No cracking |
25±2 24 250~300 No cracking |
| 11 | Hot water immersion test Test temperature Experiment time Maximum rate of change of tensile strength Maximum rate of change of elongation at break |
°C h % % |
— — — — |
70±2 168 ±30 ±35 |
70±2 168 ±30 ±35 |
| 12 | Oxygen index | % | ≥28 | ≥30 | ≥30 |
| 13 | Smoke density flameless flaming |
— — |
≤350 ≤100 |
≤350 ≤100 |
≤350 ≤100 |
| 14 | Combustion releases gas acidity HCl and HBr content HF content pH value Electric conductivity |
% % — μS/mm |
≤0.5 ≤0.1 ≥4.3 ≤10 |
≤0.5 ≤0.1 ≥4.3 ≤10 |
≤0.5 ≤0.1 ≥4.3 ≤10 |
| 15 | Material smoke toxicity hazards | — | According to the application requirements of the product, negotiated by the supply and demand parties. | ||
Certifications
Frequently Asked Questions
What are the primary features of these photovoltaic cables?
These cables feature high environmental resistance, anti-ultraviolet attenuation, good electrical insulation, low smoke zero halogen combustion, low toxicity, high fire resistance, and high conductivity.
How do low smoke zero halogen (LSZH) materials improve safety?
LSZH materials produce significantly less smoke and toxic gases during a fire. This helps preserve visibility and reduces toxicity risks, which greatly aids in personnel evacuation.
What is the scope of use for this product?
This product is designed specifically for photovoltaic systems, serving as reliable photovoltaic cable to ensure safe and efficient power transmission.
What standard properties are tested for the insulation and sheathing materials?
The materials undergo testing for tensile strength, elongation at break, air aging, thermal deformation, volume resistivity, dielectric strength, ozone resistance, and smoke density.
What is the impact embrittlement temperature of the cable material?
According to the test standards, the impact embrittlement temperature is tested at -25°C, ensuring high performance even in cold weather conditions.
Are these photovoltaic cables certified?
Yes, the cables have passed multiple tests and hold official certifications to guarantee quality, safety, and compliance with international standards.