285W Poly solar Panel with Factory Directly Sale CNBM
- Ref Price:
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- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10 set
- Supply Capability:
- 300000 set/month
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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.
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 |
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:
Model: | SGM-200P | SGM-210P | SGM-220P |
Max-power voltage Vmp (V) | 29.2 | 29.4 | 29.41 |
Max-power current Imp (A) | 6.85 | 7.14 | 7.48 |
Open-circuit voltage Voc (V) | 36.5 | 36.69 | 36.9 |
Short-Circuit Current Isc (A) | 7.28 | 7.6 | 7.93 |
Max-power Pm(W) | 200 | 210 | 220 |
Model: | SGM-230P |
Max-power voltage Vmp (V) | 29.8 |
Max-power current Imp (A) | 7.72 |
Open-circuit voltage Voc (V) | 37.31 |
Short-Circuit Current Isc (A) | 8.19 |
Max-power Pm(W) | 230 |
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:What is the impact of tree shading on solar cell efficiency?
- Tree shading can have a significant impact on solar cell efficiency. When trees cast shadows on solar panels, they reduce the amount of sunlight reaching the cells, resulting in decreased electricity generation. The shading not only reduces the overall energy output but also causes uneven distribution of light, leading to hotspots on the panels, which can further decrease their efficiency and lifespan. Therefore, it is important to consider tree placement and regularly trim branches to maximize solar cell efficiency.
- Q:What are the advantages of monocrystalline silicon and polycrystalline silicon in solar power?
- single The wafer hot process time can be completed in less than one minute, using the process to make a cell conversion efficiency of more than 14% on 100 square centimeters of polysilicon wafers. It is reported that the current 50 ~ 60 micron polysilicon substrate produced on the battery efficiency of more than 16%. The use of mechanical groove, screen printing technology in the 100 square centimeter polycrystalline efficiency of more than 17%,
- Q:Can solar cells be used for powering water treatment plants?
- Yes, solar cells can be used for powering water treatment plants. Solar energy can be harnessed and converted into electricity to power the various processes and equipment required for water treatment. This renewable energy source offers a sustainable and environmentally friendly solution for powering water treatment plants.
- Q:Can solar cells be used for powering universities?
- Yes, solar cells can definitely be used for powering universities. Solar energy is a reliable and sustainable source of power that can be harnessed through solar cells or panels. By installing solar panels on university buildings or campuses, universities can generate clean electricity, reduce their carbon footprint, and potentially save on energy costs in the long run.
- Q:How do solar cells perform in different geographic locations?
- Solar cells perform differently in different geographic locations due to variations in sunlight intensity, temperature, and weather patterns. Regions closer to the equator generally receive more direct sunlight throughout the year, resulting in higher solar cell performance. However, solar cells can still generate electricity even in regions with less sunlight, as long as they receive sufficient irradiance. Factors like cloud cover, air pollution, and shading from buildings or trees can also affect solar cell performance. Overall, solar cells can be effective in a wide range of geographic locations, but their output may vary depending on local conditions.
- Q:The history of solar cells
- The earliest lithium battery came from the great inventor Edison. As the chemical properties of lithium metal is very lively, making lithium metal processing, preservation, use, the environment is very high. Therefore, lithium batteries have not been applied for a long time.
- Q:What is the impact of solar cell installations on job creation?
- Solar cell installations have a significant positive impact on job creation. By promoting the growth of the renewable energy sector, these installations create a wide range of job opportunities across various fields such as manufacturing, installation, maintenance, and research. The demand for skilled workers in solar-related industries has been steadily increasing, leading to job creation and economic growth. Additionally, the solar industry often provides employment opportunities at both the local and national levels, contributing to the overall development of the workforce and the economy.
- Q:What is the role of batteries in solar cell systems?
- The role of batteries in solar cell systems is to store the excess energy generated by the solar panels during the day for use during periods of low or no sunlight, such as at night or during cloudy weather. This allows for a continuous and reliable power supply from solar energy.
- Q:Can solar cells be used in space?
- Yes, solar cells can be used in space. In fact, they are commonly used on satellites and spacecraft to generate electricity by converting sunlight into energy.
- Q:How are solar cells connected in a solar panel?
- Solar cells are connected in a solar panel through a series-parallel configuration. Multiple solar cells are connected in series to increase the voltage output, and then these series-connected cells are connected in parallel to increase the current output. This arrangement allows for the efficient conversion of sunlight into electricity and maximizes the power output of the solar panel.
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285W Poly solar Panel with Factory Directly Sale CNBM
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10 set
- Supply Capability:
- 300000 set/month
OKorder Service Pledge
OKorder Financial Service
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