3kW Off Grid solar system

3kW Off Grid solar system

Daily generating capacity: 10.18kWh
Stored power: 4.8kWh


3kW Off Grid solar system

Supporting configuration list

3kW off grid inverter * 1
530W Solar Panel * 6
12V100Ah Gel Battery * 4
Customized control box
50m photovoltaic line * 1 set
Mounting bracket (Roof/Ground)

Driven electrical appliances

within 2.4kW (resistive load)
within 0.8kW (inductive load)

Installation area

About 15.6 square meters



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Empowering Homes with a 3kW Off Grid Solar System

A 3kW Off-Grid Solar System is a versatile and efficient solution designed to provide sustainable electricity for residential applications. It offers a balanced configuration of components to support various electrical appliances and is suitable for areas with adequate sunlight exposure. In this article, we will explore the key components and specifications of a 3kW Off Grid Solar System, its supported appliances, and considerations for installation.

Components of a 3kW Off Grid Solar System:

  1. 3kW Off-Grid Inverter: The heart of the system, the 3kW off grid inverter, is responsible for converting the DC (direct current) electricity generated by the solar panels into AC (alternating current) electricity, which is used to power household appliances.
  2. 530W Solar Panels (6 Panels): These solar panels are the energy generators. They capture sunlight and convert it into electricity. With a total capacity of 3.18kW (530W x 6), they can generate a significant amount of electricity, especially in regions with good solar exposure.
  3. 12V 100Ah Gel Battery (4 Batteries): The gel batteries store excess energy generated during the day for use at night or during cloudy periods. They provide a stable power supply, enhancing system reliability.
  4. Customized Control Box: The control box serves as the central hub for managing the solar system’s components, monitoring performance, and ensuring safe operation.
  5. 50m Photovoltaic Line (1 Set): This wiring set is used to connect the solar panels to the inverter and control box, allowing for the efficient transfer of electricity.
  6. Mounting Bracket (Roof/Ground): The mounting bracket provides a secure and stable platform for installing the solar panels. Depending on the installation area, it can be mounted on the roof or the ground.

Driven Electrical Appliances:

The 3kW Off Grid Solar System can power a range of electrical appliances, including:

  • Resistive Load: Appliances with resistive loads, such as LED lighting, computers, televisions, and kitchen appliances like microwave ovens, can be powered efficiently by the system. It can support a total load of up to 2.4kW from these devices.
  • Inductive Load: Appliances with inductive loads, such as refrigerators and air conditioners, typically require a higher initial surge of power to start but have a lower continuous power consumption. The system can support a total load of up to 0.8kW from these devices.

Installation Area:

The solar panels of a 3kW Off Grid Solar System require an installation area of approximately 15.6 square meters. It is important to choose a location with ample sunlight exposure throughout the day to maximize energy generation. The installation can be done on the roof or on the ground, depending on the available space and local regulations.

Advantages of a 3kW Off Grid Solar System:

  1. Energy Independence: Off-grid solar systems provide autonomy from centralized grids, making them ideal for remote areas or regions with unreliable grid access.
  2. Environmental Sustainability: Solar power is clean and renewable, contributing to reduced greenhouse gas emissions and a smaller carbon footprint.
  3. Cost Savings: Over time, off-grid solar systems can lead to significant savings on energy costs, as they reduce or eliminate the need to purchase electricity from the grid or rely on fuel-based generators.
  4. Reliability: With proper design and maintenance, off-grid solar systems offer reliable and continuous power supply, even in challenging environments.

In conclusion, a 3kW Off Grid Solar System is a practical choice for residential applications, offering a balanced configuration of components to power various electrical appliances. Its ability to support both resistive and inductive loads, coupled with its environmental benefits and energy independence, makes it an attractive option for homeowners seeking a sustainable and reliable source of electricity. When considering the installation of such a system, homeowners should ensure they have sufficient space and access to sunlight for optimal energy generation.

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