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Polycrystalline Solar Modules

CNBM offers a range of small, medium and large polycrystalline solar modules, designed for a range of requirements.

Manufacture in China Poly solar Panel with 25 Years Warranty CNBM

Specifications:

Tolerance	+/-3%
Cell	Polycrystalline silicon solar cells (156 x 156mm)
N0. of Cells	60 (10 x 6)
Dimension of Modules (mm)	1650 x 990 x 40
Weight (kg)	25.5

Limits:

Operating Temperature	-40~+85?
Storage Temperature	-40~+85?
Maximum System Voltage	1000 VDC max.
Hail Impact	Diameter of 28mm with impact speed of 86km/h

Temperature and Coefficients:

NOCT	48C+/-2?
Voltage temperature coefficient (%/K)	-0.35
Current temperature coefficient (%/K)	0.05
Power temperature coefficient (%/K)	-0.45

Characteristics:

STC: Irradiance 1000W/m2, module temperature 25?, AM-=1.5

Poly Crystalline Solar Panels Specifications Range

Maximum Power (Pm)	Dimension	Weight	Operating Voltage (Vmp)	Operating Current (Imp)	Open Circuit Voltage (Voc)	Short Circuit Current (Isc)
0.45W	140x80x10mm	0.08kg	3.3V	150mA	4.6V	160mA
1.0W	162x140x10mm	0.16kg	7.5V	150mA	10.3V	160mA
4.5W	269x251x23mm	0.8kg	16.5V	0.27A	20.5V	0.3A
10W	420.1×268.9×22.6mm	1.92kg	17.5V	0.58A	20.5V	0.6A
20W	425x502x50mm	3.0kg	16.8V	1.19A	21.0V	1.29A
30W	593x502x22.6mm	3.9kg	16.8V	1.78A	21.0V	1.94A
40W	655x537x50mm	5.75kg	17.3V	2.31A	22.1V	2.54A
50W	839x537x50mm	6.0kg	17.5V	2.9A	21.8V	3.17A
65W	1111x502x50mm	7.2kg	17.6V	3.69A	22.1V	3.99A
80W	1204x537x50mm	7.7kg	17.6V	4.55A	22.1V	4.8A

Q: How do solar cells handle power fluctuations in remote areas?: Solar cells handle power fluctuations in remote areas through the use of energy storage systems, such as batteries. These batteries store excess solar energy generated during periods of high sunlight and release it during periods of low sunlight or high energy demand. This allows for a continuous and reliable power supply, mitigating the impact of power fluctuations in remote areas.

Q: What is the maintenance required for solar cells?: The maintenance required for solar cells is typically minimal. It involves regular cleaning of the solar panels to remove any dust or debris that may accumulate and potentially reduce their efficiency. Additionally, periodic inspections are recommended to detect any signs of damage or wear, such as cracked glass or loose connections, which should be repaired promptly. Overall, proper maintenance ensures optimal performance and longevity of solar cells.

Q: How do solar cells impact air pollution?: Solar cells have a significant positive impact on air pollution as they produce clean and renewable energy. By harnessing the power of the sun, solar cells reduce the need for fossil fuel combustion, which is a major source of air pollution. This means that the use of solar cells helps to decrease harmful emissions such as carbon dioxide, sulfur dioxide, and nitrogen oxides, leading to cleaner and healthier air.

Q: What is a polymer solar cell and how does it work?: Polymer cells are actually a type of thin film solar cell,

Q: What is the impact of pollution or smog on solar cell performance?: The impact of pollution or smog on solar cell performance is significant. Pollutants in the air, such as particulate matter and chemicals, can accumulate on the surface of solar panels, reducing their efficiency by blocking or scattering sunlight. This leads to a decrease in the amount of electricity generated by the solar cells. Smog, which is a combination of smoke and fog, can further exacerbate the problem by reducing the amount of sunlight reaching the solar panels. Overall, pollution and smog can significantly hamper the performance of solar cells, resulting in lower energy production.

Q: Can solar cells be used in camping or outdoor recreational activities?: Yes, solar cells can be used in camping or outdoor recreational activities. They are a convenient and environmentally friendly way to generate electricity in remote locations where power outlets may not be available. Solar panels can be used to charge portable devices such as phones, laptops, or camping lights, providing a sustainable source of energy while enjoying outdoor activities.

Q: What is the effect of pollution on solar cell performance?: The effect of pollution on solar cell performance is negative. Pollution, such as dust, smog, and air pollutants, can accumulate on the surface of solar panels, reducing their ability to absorb sunlight and convert it into electricity. This build-up of pollution creates a barrier between the sun and the solar cells, resulting in a decrease in their overall efficiency and power output. Regular cleaning and maintenance of solar panels are necessary to minimize the impact of pollution and ensure optimal performance.

Q: Can solar cells be used in greenhouses?: Yes, solar cells can be used in greenhouses. They can be installed on the roof of the greenhouse to generate electricity from sunlight, which can then be used to power various functions within the greenhouse such as lighting, heating, and ventilation. This helps reduce the reliance on traditional energy sources and makes the greenhouse more sustainable and environmentally friendly.