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Author: Site Editor Publish Time: 07-12-2021 Origin: Site
What are solar cable and photovoltaic cable?
How to find the top quality manufacturer and solar and photovoltaic cable suppliers?
When purchasing solar cable for a photovoltaic system, people often have the above questions. We hope we can help all buyers from all over the world with the following content.
1. What are solar cable and photovoltaic cable?
1.1.Definition of solar cable and photovoltaic cable
1.2.Types of solar cable and photovoltaic cable
1.3 The main parameters of solar cable and photovoltaic cable
2. How do I choose the right solar cable and photovoltaic cable?
Solar cable is the interconnection cable used in photovoltaic power generation.
Solar cables interconnect solar panels and other electrical components of a photovoltaic system.
Solar cables are designed to be UV resistant and weather resistant. They can be used within an extensive temperature range (-40℃ to +90℃).
General features required for solar cables are resistance to ultraviolet light, weather, temperature extremes of the area,
and insulation suitable for the voltage class of the equipment.
The solar cable is also called PV cable, PV wire, or photovoltaic cable.
Solar cable and photovoltaic cable are classified into various types according to different requirements.
✔ Mainly types:
1,5mm2 / 2,5mm2 / 4,0mm2 / 6,0mm2 / 10,0mm2 / 16,0mm2 / 25,0mm2 / 35,0mm2......
Part No. | Size | Conductor | Insulation | Jacket | OD of | Conductor | Current |
(mm2) | n×mm | mm | mm | mm | Ω/km | A | |
1.5 | 30×0.25 | 0.75 | 0.90 | 4.9±0.2 | 13.7 | 30 | |
2.5 | 50×0.25 | 0.75 | 1.00 | 5.5±0.2 | 8.21 | 41 | |
4.0 | 56×0.30 | 0.75 | 1.05 | 6.20±0.2 | 5.09 | 55 | |
6.0 | 84×0.30 | 0.75 | 1.05 | 7.0±0.2 | 3.39 | 70 | |
10.0 | 80×0.40 | 0.90 | 1.20 | 8.30±0.3 | 1.95 | 98 | |
16.0 | 128×0.40 | 0.90 | 1.20 | 9.45±0.2 | 1.24 | 132 | |
25.0 | 200×0.40 | 0.90 | 1.20 | 10.75±0.2 | 0.795 | 250 | |
Part No. | Size | Conductor | Insulation | Jacket | OD of | Conductor | Current |
(mm2) | n×mm | mm | mm | mm | Ω/km | A | |
2×1.5 | 30×0.25 | 0.75 | 0.90 | 4.9×9.9 | 13.7 | 30 | |
2×2.5 | 50×0.25 | 0.75 | 1.00 | 5.5×11 | 8.21 | 41 | |
2×4.0 | 56×0.30 | 0.75 | 1.05 | 6.20×12.3 | 5.09 | 55 | |
2×6.0 | 84×0.30 | 0.75 | 1.05 | 7.0×14.5 | 3.39 | 70 | |
2×10.0 | 80×0.40 | 0.90 | 1.20 | 8.30×17.8 | 1.95 | 98 | |
Cable diameters are subject to ±5% manufacturing tolerance | |||||||
✔ Mainly types:
18AWG / 16 AWG / 14AWG / 12AWG / 10AWG / 8AWG......
Part No. | Size | Conductor | Insulation | Jacket | OD of | Current | Service |
AWG | n×AWG | Inch | Inch | Inch | A | Year | |
10 | 65×28 | 0.047 | 0.031 | 0.276 | 55 | 25 | |
12 | 65×30 | 0.047 | 0.031 | 0.251 | 40 | 25 | |
14 | 41×30 | 0.047 | 0.031 | 0.231 | 35 | 25 | |
16 | 26×30 | 0.047 | 0.031 | 0.216 | 24 | 25 | |
Part No. | Size | Conductor | Insulation | Jacket | OD of | Current | Service |
AWG | n×mm | mm | mm | mm | A | Year | |
10 | 65×0.32 | 1.23 | 0.80 | 7.03±0.2 | 55 | 25 | |
12 | 65×0.25 | 1.23 | 0.80 | 6.40±0.2 | 40 | 25 | |
14 | 41×0.25 | 1.23 | 0.80 | 5.89±0.2 | 35 | 25 | |
16 | 26×0.25 | 1.23 | 0.80 | 5.49±0.2 | 24 | 25 | |
Cable diameters are subject to ±5% manufacturing tolerance | |||||||
✔ H1Z2Z2-K (PV1-F): TUV
Electrical properties | |
Nominal Voltage: | PV1-F: DC 1.0KV AC 0.6/1.0KV |
Ambient Temperature: | -40℃~+90℃ |
Max.Temperature at conductor: | +120℃ |
Service life: | ＞25 years ( -40℃~+90℃) |
Insulation resistance (70℃)(MΩ-km): | ≥1000 |
Withstand voltage(V/5min) | AC6500 |
Speak voltage(V/5min) | AC6500 |
Min bending radius(mm) | 5*D |
✔ UL4703: UL
Electrical properties | |
Ambient Temperature: | -40℃~+90℃ |
Max.Temperature at conductor: | +120℃ |
Service life: | ＞25 years ( -40℃~+90℃) |
Insulation resistance (90℃) | ≥1011 |
Withstand voltage(V/5min) | AC6500 |
Speak voltage(V/5min) | AC6500 |
Min bending radius(mm) | 5*D |
Main performance parameter of finished cable | |
Voltage test of finished cable | |
Min.time of dipping in water | ≥1(h) |
Testing voltage (AC) | 6500(V) |
Min.voltage applying time at one time | 5(min) |
Test result | no breakdown |
Sheated surface resistance | |
Length of specimen: | 250mm |
Test result | ≥109Ω |
Penetrate the insulation resistance | |
Temperature | 20℃ |
Test result | ≥1014Ω |
High temperature stress | |
Temperature | 140℃ |
A: with 1.2 Voltage test | A: No breakdown |
B: deep pressure | B: Wall thickness 50% |
Damp-heat test | |
Temperature | 90℃ |
Humidity | 0.85 |
Aging before and after the tenslle strength of Change | ≤30% |
Aging before and after the elongation at break of Change | ≤-30% |
Acid-alkali Resistance | |
Min.time of dipping in | 168h |
Aging before and after the tensile strength of Change | ≤-30% |
Elongation | ≥100 |
Low-temperature bending | |
Temperature | -40℃ |
Time | 16h |
Test result | No crack |
Ozone resistance | |
Ozeone concentration % | （200±50）x10-6 |
Time | 72h |
Test result | No crack |
Heat schrinkable jacket test | |
Test result | ≤2% |
Flame retardant-Vertical burn | |
Flxture on the lower edge from the starting point and carbonization | ≥50mm |
Burning fuel downward from the lower edge of bottom fixture | ≤540mm |
Halogen content of non-metallic materials | |
Test result | |
Chlorine and bromine content | HCL≤0.5HBr≤0.5% |
Fluoride content | F≤0.1% |
The inner layer of insulation and sheath of the mechanical properties | |
Test result | |
Aging before tensile strength | 8.0N/mm² |
Aging before elongation | 1.25 |
Aging before and after the tensile strength of change | -30% |
Aging before and after the elongation at break of change | -30% |
Hot extension | |
Temperature | 200℃ |
Test result-The inner layer of insulation and sheath | |
Elongation under load | ≤100% |
Elongation after unloading | ≤25% |
