1052971982 Solar Controllers - MPPT Solar Charge Controller + 4-Stage Charging + Remote Meter (Options)
- Ref Price:
-
- Loading Port:
- Shekou
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 unit
- Supply Capability:
- 100000 unit/month
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1 The solar charge controllers with MPPT (Maximum Power Point Tracking technology)
2.Than PWM charge controller can improve the charging efficiency of 30%
3.12V/24V system Automatic detection
4. four-stage charge mode
5. solar panels open-circuit voltage: 75V
6. External LCD display, real-time display of the various parameters of the controller, and the fault code
7. Full electronic protection, with low voltage protection, overcharge protection, automatically restore the connection, anti-reverse feature
8. PCB board with waterproofing
Technical data
MODEL | MPPT7510 | MPPT7515 | |
| System voltage | 12V/24V Automatic detection | ||
| Rated battery current | 10A | 15A | |
| PV max. input voltage | 75V | ||
| PV max. input power | 12V system：150W 24V system：300W | 12V system: 200W | |
| Self-consumption | <35ma< td=""> | ||
Meter connection | RJ45 (8-PIN) | ||
| Battert voltage range | 7V-36V | ||
| Temp. conpensation range | -5mV/ ℃/cell | ||
| Low-voltage disconnect | 11.5V /11V (option): 24V system：×2 | ||
| Regulation method | 4-stage charge mode | ||
| Low-voltage reconnect | 12.5V ; 24V system：×2 | ||
| Operating Temperature | -40℃--60℃ | ||
| Dimensions | 152 ×113×47mm | ||
| Weight | 0.6kg | ||
- Q: What is the role of a solar controller in preventing battery self-discharge?
- The prevention of battery self-discharge is of utmost importance and requires a multifaceted approach, in which the solar controller plays a vital role. The solar controller, also referred to as a charge controller or regulator, acts as a mediator between the solar panels and the battery bank in a solar power system. Its primary function is to regulate the flow of charge from the solar panels to the batteries, ensuring an efficient and effective charging process. One key method employed by a solar controller to prevent battery self-discharge is the implementation of a "low voltage disconnect" mechanism. This feature constantly monitors the battery voltage and automatically disconnects the battery from the solar panels when the voltage drops below a specific threshold. By preventing the battery from discharging beyond a safe level, the solar controller safeguards the battery against damage and extends its lifespan. Furthermore, the solar controller plays a critical role in preventing battery overcharging. Excess energy generated by the solar panels can cause the batteries to overheat and potentially fail. The solar controller addresses this issue by regulating the charging process, ensuring that the batteries receive an appropriate level of charge based on their capacity and current state of charge. Moreover, the solar controller often incorporates advanced technologies such as "pulse width modulation" (PWM) or "maximum power point tracking" (MPPT). These technologies optimize the energy transfer from the solar panels to the batteries by adjusting the voltage and current levels to match the battery's requirements. This optimization enhances charging efficiency and minimizes energy losses, effectively reducing the likelihood of battery self-discharge. In conclusion, the solar controller's role in preventing battery self-discharge encompasses the regulation of the charging process, protection against overcharging and overheating, and optimization of energy transfer. By fulfilling these functions, the solar controller ensures that the batteries remain charged, healthy, and ready for use, thereby preventing self-discharge and maximizing their performance and lifespan.
- Q: Can a solar controller be used in a portable solar system?
- Yes, a solar controller can be used in a portable solar system. A solar controller helps regulate and optimize the charging process of the battery in a solar system. It ensures that the battery is not overcharged and protects it from any potential damage. By using a solar controller, you can effectively manage the power output and maximize the efficiency of a portable solar system.
- Q: What is the purpose of the low voltage disconnect feature on a solar controller?
- The purpose of the low voltage disconnect feature on a solar controller is to protect the batteries from deep discharge, which can lead to irreversible damage. When the voltage drops below a certain threshold, the controller disconnects the load from the batteries to prevent further discharge and ensure their longevity.
- Q: Are solar controllers necessary for all solar panel installations?
- Solar controllers, also known as charge controllers, are not necessary for all solar panel installations. The need for a solar controller depends on the specific characteristics of the solar panels being used and the overall system design. Solar controllers are primarily used in off-grid solar panel installations, where the panels are not connected to the electrical grid. In these setups, a solar controller is crucial as it regulates the flow of electricity from the panels to the battery storage system. It prevents overcharging by monitoring the battery's state of charge and temperature, ensuring the batteries are maintained at optimal levels and protected from damage. On the other hand, grid-tied solar panel installations, where the panels are connected to the electrical grid, typically do not require solar controllers. In these setups, the electricity generated by the panels is immediately fed into the grid, and there is no need for battery storage. The grid acts as a storage system, eliminating the need for a charge controller to regulate the flow of electricity. However, it is important to note that some grid-tied systems may still incorporate a solar controller if they have additional components like batteries or if they are designed to operate in areas with unreliable grid connection. In such cases, the solar controller would be responsible for managing the battery charging and discharging process, ensuring the system's efficiency and longevity. Ultimately, the necessity of a solar controller depends on the specific requirements and design of the solar panel installation. It is always recommended to consult with a professional solar installer or engineer to determine whether a solar controller is necessary for a particular system.
- Q: Can a solar controller be used with solar panel balcony mounts?
- Yes, a solar controller can be used with solar panel balcony mounts. The solar controller helps regulate and optimize the charging process of the solar panels, regardless of their mounting location. It ensures that the generated solar energy is efficiently stored in batteries or used to power appliances, providing a reliable and controlled power supply for your balcony-mounted solar panels.
- Q: Can a solar controller be used with solar-powered water pumps?
- Yes, a solar controller can be used with solar-powered water pumps. A solar controller helps regulate the flow of electricity from the solar panels to the water pump, ensuring efficient and optimal operation of the pump. It can also protect the pump from damage caused by overvoltage or other electrical issues.
- Q: Can a solar controller be used with solar panels that are connected in series?
- When solar panels are connected in series, it is possible to use a solar controller. In fact, it is often advised to use a solar controller in such cases, as it helps regulate the voltage and prevents the batteries from being overcharged. Acting as an intermediary between the panels and the batteries, the solar controller ensures that the batteries receive the ideal charge and safeguards them from potential damage caused by excessive voltage. By monitoring the voltage and current from the solar panels, the solar controller can adjust the charging parameters to optimize the efficiency and lifespan of the batteries. Hence, it is highly recommended to use a solar controller when connecting solar panels in series to guarantee the proper functioning and longevity of the entire solar power system.
- Q: Are there any disadvantages of using a solar controller?
- Yes, there are a few potential disadvantages of using a solar controller. Firstly, solar controllers can add an extra cost to the overall solar power system setup. Additionally, some solar controllers may have limited compatibility with certain solar panel systems or may not be able to handle high voltage outputs. Another disadvantage is that solar controllers can introduce a small amount of energy loss, reducing the overall efficiency of the solar power system. Finally, certain types of solar controllers may require regular maintenance or replacement, adding to the overall maintenance cost of the system.
- Q: How do I determine the maximum load output current for a solar controller?
- To determine the maximum load output current for a solar controller, you need to refer to the specifications provided by the manufacturer. These specifications should indicate the maximum load output current supported by the controller. Additionally, it is important to consider the load requirements and ensure they are within the limits specified by the manufacturer to avoid overloading the solar controller.
- Q: How do I prevent overvoltage with a solar controller?
- To prevent overvoltage with a solar controller, you can ensure you have the right sized controller for your solar panel system. The controller should have a maximum voltage rating that matches or exceeds the maximum voltage output of your solar panels. Additionally, you can use a voltage regulator or a voltage limiter in conjunction with the solar controller to further protect against overvoltage. Regularly monitoring the system's voltage levels and ensuring proper maintenance and grounding are also important preventive measures.
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1052971982 Solar Controllers - MPPT Solar Charge Controller + 4-Stage Charging + Remote Meter (Options)
- Ref Price:
-
- Loading Port:
- Shekou
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 unit
- Supply Capability:
- 100000 unit/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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