• 20kw Solar Grid-off Power System ( 3 phase ) System 1
  • 20kw Solar Grid-off Power System ( 3 phase ) System 2
20kw Solar Grid-off Power System ( 3 phase )

20kw Solar Grid-off Power System ( 3 phase )

Ref Price:
get latest price
Loading Port:
China main port
Payment Terms:
TT OR LC
Min Order Qty:
1 set
Supply Capability:
500 set/month

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Specification

Application:
Home
Output Voltage (V):
220/230 ( customize )

1.Technical parameters of 5kw Solar Off-grid Power System 20KW

- Solar panels

Power(Pmax): 300 Wp

Dimension: 1640x992x40 mm

Working Voltage(Voc): 39.7V

Working Current(Imp):9.32A

Weight: 20 kg


-PV  Inverter with controller

Efficiency: >85%

Pure sine wave

AC 380V 50/60Hz output

Working Temp: 0℃~40℃

Battery overvoltage protection,undervoltage protection,overload protection,short circuit protection, overtemperature protection,etc.                                                                                                     

650*570*1270mm 180KG


-Mounting Bracket

Flat roof or Ground: Galvanized steel type;

Tile roof: Aluminium type

Wind Load Resistanc: 45m/s

Snow Load: 2kN/m2


-GEL Battery of 12V 250Ah

520*269*228mm  64KG


-DC Cables

PV1-F

TUV/UL certificates


2. Product images


3.  Product list 

No.Item
1Solar Panels
2 PV Inverter with controller built-in
3Controller
4Mounting racks
5DC Cables
6AC Cables
7MC4 Connectors
8GEL Battery
9Combiner Box
10Distribution box


4. Remark

-In rainy days, the battery can support 3500W load work 24hours.                                               

-The maximum power load should not exceed 18KW (including inductive load impact: such as refrigerators, air conditioners, washing machines, etc. with motor load).                              

-The battery can be fully charged in 5-6hours under STC sunshine condition.                  


5. Package

Wooden case or carton pallet packing

 


Q:What is the role of solar energy systems in disaster resilience?
Solar energy systems play a crucial role in disaster resilience by providing a reliable and sustainable source of power during emergencies. These systems can power essential infrastructure such as hospitals, emergency shelters, and communication networks when the main grid fails or is damaged. Additionally, solar energy systems are resilient to fuel shortages and can continue to generate electricity even when traditional energy sources are disrupted. This not only ensures the uninterrupted operation of critical services but also reduces dependence on fossil fuels, making communities more self-sufficient and environmentally friendly in times of crisis.
Q:What is a photovoltaic system?
A photovoltaic system, also known as a solar PV system, is a technology that converts sunlight into electricity. It consists of solar panels that capture the energy from the sun and convert it into direct current (DC) electricity. This DC electricity is then transformed into alternating current (AC) through an inverter, making it suitable for use in homes, businesses, and industries. The core component of a photovoltaic system is the solar panel, which is made up of multiple interconnected solar cells. These cells are typically made from semiconductor materials, such as silicon, that generate an electric current when exposed to sunlight. The energy produced by the solar cells is directly proportional to the intensity of sunlight, so the system is most effective in areas with abundant sunshine. Aside from the solar panels, a photovoltaic system includes other essential components. These include mounting structures to secure the panels in place, a solar charge controller to regulate the flow of electricity, batteries for energy storage, and an inverter to convert DC electricity into AC electricity. The system may also incorporate a meter to measure the amount of electricity generated and consumed. Photovoltaic systems have numerous advantages. They provide a clean and renewable source of energy, reducing reliance on fossil fuels and mitigating environmental impact. They also offer long-term cost savings as they generate electricity without ongoing fuel costs. Additionally, photovoltaic systems can be scalable, meaning they can be installed on a small scale for residential use or on a larger scale for commercial or utility-scale applications. Overall, photovoltaic systems have become increasingly popular as a sustainable and efficient means of generating electricity. Their widespread adoption has contributed to the transition towards a greener and more environmentally friendly energy landscape.
Q:Can solar energy systems be used for powering outdoor surveillance cameras?
Yes, solar energy systems can definitely be used for powering outdoor surveillance cameras. Solar energy systems consist of solar panels that convert sunlight into electricity, and this electricity can be used to power various devices, including outdoor surveillance cameras. By installing solar panels near the cameras, the captured sunlight can be converted into electrical energy, which can then be stored in batteries or used directly to power the cameras. This eliminates the need for traditional power sources or running electrical wires to remote locations, making it a cost-effective and eco-friendly solution. Additionally, solar energy systems can provide a reliable and continuous power source, even in areas with limited access to electricity, ensuring uninterrupted surveillance capabilities.
Q:Can solar energy systems be used in areas with protected wildlife habitats?
Yes, solar energy systems can be used in areas with protected wildlife habitats. In fact, solar energy is considered a more environmentally friendly and sustainable alternative to traditional energy sources, making it compatible with wildlife preservation efforts. By utilizing solar power, we can minimize the impact on ecosystems and reduce habitat destruction associated with conventional energy generation methods.
Q:How does the efficiency of solar panels affect the performance of a solar energy system?
The efficiency of solar panels plays a crucial role in determining the overall performance of a solar energy system. Higher efficiency panels are able to convert a greater amount of sunlight into electricity, resulting in increased energy production. This means that with more efficient panels, a solar energy system can generate more power and meet a greater portion of the electricity demand. One of the primary benefits of using highly efficient solar panels is that it allows for a smaller system size. Since more electricity is being produced per unit of panel area, fewer panels are needed to achieve the desired energy output. This not only saves installation space but also reduces the overall cost of the system. Additionally, a smaller system size means less maintenance and fewer potential points of failure, improving the reliability and longevity of the solar energy system. Furthermore, the efficiency of solar panels directly impacts the economic viability of a solar energy system. Higher efficiency panels generate more electricity, which can offset a greater portion of the energy consumption, resulting in reduced utility bills. In some cases, excess electricity can be fed back into the grid, allowing for net metering or even earning credits, further enhancing the financial benefits. A more efficient solar energy system can also provide a quicker return on investment, making it a more attractive option for homeowners and businesses alike. Moreover, the efficiency of solar panels has a significant impact on the environmental benefits of solar energy systems. By converting more sunlight into electricity, highly efficient panels can reduce the reliance on fossil fuel-based power generation, thus decreasing greenhouse gas emissions and contributing to a cleaner and more sustainable energy future. This positive environmental impact is crucial in combating climate change and minimizing the ecological footprint associated with energy consumption. In summary, the efficiency of solar panels directly affects the performance of a solar energy system. Higher efficiency panels lead to increased energy production, smaller system sizes, reduced costs, and improved financial returns. Moreover, they contribute to a more sustainable future by reducing reliance on fossil fuels and lowering greenhouse gas emissions. Therefore, investing in highly efficient solar panels is essential for maximizing the effectiveness and benefits of a solar energy system.
Q:How do solar energy systems impact energy affordability?
Solar energy systems can have a positive impact on energy affordability by reducing electricity bills for individuals and businesses. By generating their own clean and renewable energy, users can save money on utility costs and potentially even earn money by selling excess energy back to the grid. This increased affordability can help alleviate the burden of high energy expenses, making renewable energy more accessible to a wider range of people.
Q:What are the key components of a solar energy system?
The key components of a solar energy system include solar panels, inverters, batteries (optional), and a grid connection (optional). Solar panels are responsible for converting sunlight into electricity, while inverters convert the generated DC power into usable AC power. Batteries store excess energy for use during non-sunny periods, and a grid connection allows for the exchange of surplus electricity with the utility company.
Q:What is the role of solar energy systems in promoting social equity?
Solar energy systems play a crucial role in promoting social equity by providing access to clean and affordable energy for all. These systems reduce the reliance on fossil fuels, which disproportionately affect low-income communities. By enabling households to generate their own renewable energy, solar power helps reduce energy costs and creates opportunities for economic empowerment. Additionally, solar energy projects can be implemented in marginalized communities, creating local job opportunities and fostering community development. Overall, solar energy systems contribute to a more equitable society by addressing energy poverty and reducing environmental injustices.
Q:Can solar energy systems be used in areas with frequent lightning strikes?
Solar energy systems can indeed be utilized in areas prone to frequent lightning strikes. Despite the potential risks posed to any electrical system, including solar panels, there are established measures in place to mitigate these dangers. Solar panels are specifically designed to endure various weather conditions, including lightning strikes. They possess a sturdy construction and are equipped to handle external stressors such as electrical surges resulting from lightning strikes. Moreover, solar panels are grounded using lightning protection systems, which effectively divert the electrical charge into the ground, thereby minimizing the risk of system damage. In addition to these precautions, solar energy systems generally incorporate surge protection devices and lightning arresters that aid in dissipating and redirecting electrical surges caused by lightning strikes. These protective measures work in unison to safeguard the system and avert any potential harm. It is important to acknowledge that while solar energy systems typically withstand lightning strikes, it is still advisable to consult a professional installer and adhere to local electrical codes and regulations to ensure the correct installation and protection against lightning strikes.
Q:What is the role of microinverters in solar energy systems?
The role of microinverters in solar energy systems is to convert the direct current (DC) generated by each individual solar panel into alternating current (AC) that can be used to power household appliances and be fed back into the grid. Unlike traditional string inverters, microinverters are installed on each solar panel, allowing for independent optimization and monitoring of each panel's performance. This ensures maximum energy production, minimizes the impact of shading or panel mismatch, and enhances the overall efficiency and reliability of the solar energy system.

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