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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:Can solar cells be used in cloudy weather?: Yes, solar cells can still be used in cloudy weather, although their efficiency may be reduced. Cloud cover reduces the amount of sunlight available, which can result in a decrease in power output from solar cells. However, solar cells can still generate electricity from diffuse light, so they can still produce some energy even in cloudy conditions.

Q:Can solar cells be used in agriculture for irrigation?: Yes, solar cells can be used in agriculture for irrigation. Solar-powered irrigation systems can efficiently harness solar energy to pump water from wells, rivers, or other sources, reducing the dependency on fossil fuels and electricity. This sustainable solution can help farmers irrigate their fields and crops, especially in remote areas with limited access to electricity grids.

Q:What is the internal structure of solar panels: Crystalline silicon solar cells, the cost of equipment is relatively low, but the cost of consumption and battery sheet is high, but the photoelectric conversion efficiency is also high, in the outdoor sun power generation more suitable for thin film solar cells, the relative cost of equipment, but the cost of consumption and battery

Q:How do solar cells perform in regions with high levels of air pollution?: Solar cells perform less efficiently in regions with high levels of air pollution. Air pollution can block sunlight and reduce the amount of solar radiation reaching the solar cells, which in turn decreases their power output. Additionally, pollutants in the air can accumulate on the surface of solar panels, forming a layer of grime that further reduces their performance. Regular cleaning and maintenance of solar panels are necessary in such regions to ensure optimal functioning.

Q:How do solar cells perform in regions with frequent thunderstorms?: Solar cells perform less efficiently in regions with frequent thunderstorms. Thunderstorms often bring heavy cloud cover and reduced sunlight, which significantly impacts the generation of solar energy. Additionally, the presence of lightning poses a risk to the solar panels themselves, potentially damaging or destroying them. Therefore, regions with frequent thunderstorms may not be ideal for solar energy production.

Q:Can solar cells be used in disaster response vehicles?: Yes, solar cells can be used in disaster response vehicles. They can help power the vehicle's electrical systems and equipment, providing a sustainable and reliable source of energy in emergency situations where traditional power sources may be unavailable or unreliable. Additionally, solar cells can reduce the dependence on fossil fuels and contribute to a more environmentally friendly response effort.

Q:What is the role of disconnect switches in solar cell systems?: Disconnect switches in solar cell systems serve as a crucial safety measure by providing a means to isolate the solar panels from the electrical grid. They allow for the safe maintenance, repair, or replacement of solar components without the risk of electrical shock or damage. Additionally, disconnect switches enable efficient troubleshooting and troubleshooting of solar systems by allowing technicians to isolate specific sections of the system for inspection or repair.

Q:Is the polymer solar cell the cheapest type among all the different kinds of solar cells?: Compared to the other solar cell made of the expensive silicon, polymer solar cells are cheaper.

Q:How do solar cells perform in different climates?: Solar cells can perform well in various climates, although their efficiency may vary. In regions with abundant sunlight and higher temperatures, solar cells can generate more electricity. However, extreme heat can slightly reduce their efficiency. In colder climates, solar cells can still produce electricity, although their output may be lower during winter months due to reduced sunlight. Overall, solar cells can function effectively in different climates, but the specific performance may depend on the local weather conditions.

Q:How does solar cell technology apply to our daily life?: It is used in different ways, such as electricity, water supply, etc.

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