• 305W Poly Solar Panel 0.45/W A Grade - ABCs of Solar Energy Systems System 1
  • 305W Poly Solar Panel 0.45/W A Grade - ABCs of Solar Energy Systems System 2
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305W Poly Solar Panel 0.45/W A Grade - ABCs of Solar Energy Systems

305W Poly Solar Panel 0.45/W A Grade - ABCs of Solar Energy Systems

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Loading Port:
China main port
Payment Terms:
TT OR LC
Min Order Qty:
1 watt
Supply Capability:
10000000 watt/month

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Specification

Application:
Commercial
Output Voltage (V):
24

 Product Description:

Hot Sale !!! Quality and Safety of 245w-320w Poly Solar Panel

1. Rigorous quality control meets the highest international standards.

2. High-transmissivity low-iron tempered glass, strong aluminium frame.

3. Using UV-resistant silicon.

4. IS09001/14001/CE/TUV/UL  

 

 

Warranties of 245w-320w Poly Solar Panel

1. 10 years limited product warranty

2. 15 years at 90% of the minimal rated power output

3. 25 years at 80% of the minimal rated power output

 

Specification

Characteristics of Poly solar panels CNBM (245-320W)

Max Power Voltage Vmp(V) 

30.3

30.8

31.1

31.4

31.85

Max Power Current Imp(A)

7.60

7.64

7.73

7.81

7.85

Open Circuit Voltage Voc(V)

36.1

36.6

37

37.3

37.68

Short Circuit Current Isc(A)

8.50

8.55

8.65

8.75

8.85

Max Power Pm(W)

230W

235W

240W

245W

250W

 

Temperature Coefficient of Cells Poly solar panels CNBM (245-320W)

NOCT 

45 ± 2

Temperature Coeffucients of Isc 

 0.0492

Temperature Coeffucients of Voc 

-0.3374

Temperature Coeffucients of Voc 

-0.4677

 

Mechanical Data of Poly solar panels CNBM (245-320W)

Dimension 

1638 ×  982 × 40 mm

Weight

19.5 kg

No. of Cells and Connections

60 (6 ×10)

Tolerance

0 ~ + 5 W

Cell

Monocrystalline Cell 156 × 156 mm

Packing

624 Pcs/40ft(H) Container

 

Limits of Poly solar panels CNBM (245-320W)

Operating Temperature

-40 to +85

Storage Temperature

-40 to +85

Max System Voltage 

1000VDC(IEC) / 600VDC(UL)

Features of our products:
• High conversion efficiency mono/poly-crystalline amorphous silicon solar cells
• Modules incorporate high performance bypass diodes to minimize the power drop caused by shading
• High transmittance, low-iron tempered glass
• High performance EVA encapsulant to prevent destroying and water.
• AI frame: without screw, corner connection. 8 holes on the frame can be installed easily
• Good performance of preventing from atrocious weather such as wind and hails
• Certifications: CE IEC TUV VDE UL, Class I
• 10 years 90% power output warranty

 

305w Poly Solar Panel 0.45/W A Grade Good Solar Panel on Sale

Shipping of 245w-320w Poly Solar Panel

By Sea

Delivery from Shanghai or Ningbo seaport

By Air

Departure from Shanghai Pudong Airport

By Express

Post by DHL, EMS, UPS, TNT.

 

Q: Can solar energy systems be used in areas with limited space for ground-mounted installations?
Yes, solar energy systems can still be used in areas with limited space for ground-mounted installations. In such cases, alternative mounting options can be utilized, such as roof-mounted solar panels or vertical solar panel installations. Roof-mounted solar panels are a popular solution for homes and buildings with limited ground space, as they utilize the available roof area to capture sunlight and convert it into electricity. Additionally, vertical solar panel installations, where solar panels are mounted vertically on walls or other structures, can also be implemented in areas where ground space is limited. These vertical installations allow for solar energy generation in tight spaces or even on building facades. Therefore, even in areas with limited space for ground-mounted installations, solar energy systems can still be effectively utilized through alternative mounting options.
Q: Can solar energy systems be used in powering community centers or social organizations?
Yes, solar energy systems can certainly be used to power community centers or social organizations. Solar panels can be installed on the rooftops of these buildings to harness sunlight and convert it into electricity. This renewable energy source can help reduce electricity costs and dependence on traditional energy sources, making it an environmentally friendly and sustainable option for powering community centers and social organizations. Additionally, solar energy systems can also contribute to raising awareness about renewable energy and inspire others in the community to adopt clean energy practices.
Q: How do solar energy systems contribute to reducing peak demand on the electrical grid?
Solar energy systems contribute to reducing peak demand on the electrical grid in several ways. Firstly, during sunny days, these systems generate electricity from the sun, which can be directly used by homes and businesses, reducing their reliance on the grid. This decreases the overall demand on the grid during peak times. Additionally, excess solar energy generated during the day can be stored in batteries or fed back into the grid, providing a supplemental power source during peak demand periods. This helps to balance the load on the grid and reduces strain on conventional power plants, leading to a more stable and reliable electrical grid.
Q: Can solar energy systems be used for powering off-grid eco-schools?
Yes, solar energy systems can be used to power off-grid eco-schools. Solar panels can be installed on the roofs or in open spaces of the eco-schools to generate electricity from sunlight. This renewable energy source can be used to power various electrical appliances, lighting, heating, cooling, and other energy needs of the school. Additionally, excess energy generated during the day can be stored in batteries for use during nighttime or cloudy days, ensuring a continuous power supply. By utilizing solar energy, off-grid eco-schools can reduce their dependence on fossil fuels, lower their carbon footprint, and set an example for sustainable and environmentally friendly practices.
Q: What are the advantages of using solar energy systems?
There are several advantages of using solar energy systems. Firstly, solar energy is a renewable and abundant source of energy. It is derived directly from the sun, which means it will never run out. Secondly, solar energy systems are environmentally friendly as they produce zero greenhouse gas emissions during operation, reducing our carbon footprint and combating climate change. Additionally, solar energy systems require minimal maintenance, resulting in lower operating costs compared to traditional energy sources. Moreover, installing solar panels on rooftops can help households and businesses save money on their electricity bills by generating their own clean and free energy. Finally, solar energy systems can provide energy independence, reducing reliance on fossil fuels and the risks associated with fluctuating energy prices.
Q: Can a solar energy system be used to power outdoor lighting?
Yes, a solar energy system can definitely be used to power outdoor lighting. In fact, solar-powered outdoor lighting systems are becoming increasingly popular due to their numerous benefits. Solar panels installed on rooftops or in open areas capture sunlight and convert it into electricity, which can be stored in batteries for use during the night or on cloudy days. This stored energy can then be used to power outdoor lighting fixtures such as streetlights, garden lights, pathway lights, and even security lights. Solar-powered outdoor lighting systems are cost-effective, environmentally friendly, and do not require any electrical wiring, making them easy to install and maintain. Additionally, they offer the advantage of being independent of the grid, ensuring uninterrupted lighting even during power outages. Overall, solar energy systems are a highly efficient and sustainable solution for powering outdoor lighting.
Q: Can solar energy systems be used for powering emergency backup systems?
Yes, solar energy systems can be used for powering emergency backup systems. Solar panels can generate electricity even during power outages, providing a reliable and sustainable source of energy for critical backup systems such as lighting, communication devices, medical equipment, and more. By harnessing the sun's energy, solar power can contribute to the resilience and reliability of emergency backup systems.
Q: What is the role of microinverters in a solar energy system?
Microinverters play a crucial role in a solar energy system by converting the direct current (DC) electricity produced by individual solar panels into usable alternating current (AC) electricity that can be used to power homes or businesses. Unlike traditional string inverters which are connected to multiple panels in series, microinverters are installed on each individual solar panel. By having a microinverter on each panel, the system can optimize the energy production of each panel independently. This means that if one panel is shaded or experiences a decrease in efficiency, it will not affect the performance of the entire solar array. Microinverters also allow for better monitoring and control of the system, as each panel's performance can be tracked individually. Additionally, microinverters enhance the safety of the solar energy system. Since they convert DC to AC electricity at the panel level, there is no high voltage DC electricity running through the system, reducing the risk of electrical shock during maintenance or repairs. This also allows for easier expansion or modification of the solar system as each panel can be added or removed without affecting the entire system. Furthermore, microinverters improve the overall energy efficiency of the solar energy system. By converting DC electricity to AC at the panel level, there is less energy loss due to long wire runs or voltage drops. This results in a higher overall energy output and a more efficient use of the solar panels' power generation capabilities. In conclusion, the role of microinverters in a solar energy system is to convert the DC electricity produced by individual solar panels into usable AC electricity, optimize energy production, enhance system safety, improve energy efficiency, and provide better monitoring and control capabilities.
Q: How do solar energy systems impact the reduction of greenhouse gas emissions?
The reduction of greenhouse gas emissions is significantly impacted by solar energy systems. Unlike fossil fuels, solar energy systems generate electricity without emitting any greenhouse gases like carbon dioxide (CO2) or methane (CH4) during operation. This is because solar panels capture the sun's energy to produce electricity, which is a clean and renewable power source. By replacing traditional energy sources such as coal or natural gas, solar energy systems alleviate the need for burning fossil fuels, which are the main contributors to greenhouse gas emissions. When burned for electricity generation, fossil fuels release large amounts of CO2 and other pollutants into the atmosphere. In contrast, solar energy is generated through photovoltaic (PV) panels or solar thermal collectors, which do not have any emissions. Additionally, solar energy systems indirectly help in reducing greenhouse gas emissions. When solar power is integrated into the electricity grid, it displaces electricity produced from fossil fuel power plants. This displacement reduces the overall demand for fossil fuels and consequently decreases greenhouse gas emissions from the power sector. Moreover, solar energy systems can be implemented on various scales, ranging from small residential installations to large utility-scale solar farms. This versatility allows solar power to be used in both urban and rural areas, offering clean energy solutions to different communities. By promoting the adoption of solar energy systems, governments and organizations can expedite the shift towards a low-carbon economy and mitigate the adverse effects of climate change. In conclusion, solar energy systems play a crucial role in reducing greenhouse gas emissions by generating clean electricity without emitting any greenhouse gases during operation. By displacing fossil fuel-based electricity generation and encouraging the use of renewable energy, solar power significantly contributes to the mitigation of climate change and the creation of a sustainable future.
Q: Can solar energy systems be installed in areas with high snowfall?
Yes, solar energy systems can be installed in areas with high snowfall. However, it is important to consider the impact of snow accumulation on the efficiency and performance of these systems. Proper design and installation techniques can help minimize the impact of snow on solar panels, such as tilted mounting angles, snow guards, and regular snow removal. Additionally, advancements in technology have led to the development of snow-shedding coatings and self-cleaning systems that can further enhance the productivity of solar energy systems in snowy regions.

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