Best Solar Charge Controllers:220V 30A/50A/60A/80A for Off-Grid Solar Power Systems with RS485
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 PCS
- Supply Capability:
- 1000 PCS/month
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Properties of the solar charge controller
1. Design for off-grid solar power system.
2. Applicable to different kinds of batteries.
3. Modular design with simple structure and easy maintenance.
4. Automatic power control function.
5. LCD display: Solar panel current, solar panel voltage, solar panel power, battery group voltage, charge current.
6. Perfect protection function: Solar reverse charge protection, Solar reverse connection protection, Battery reverse connection protection, Battery overcharge protection, Battery over current protection etc ,thus the system has higher reliability.
Technical parameters of the solar charge controller
Model | 220V30A | 220V50A | 220V60A | 220V80A |
Battery group rated voltage | 220Vdc | 220Vdc | 220Vdc | 220Vdc |
PV open circuit voltage | 500V | 500V | 500V | 500V |
PV Rated current | 30A | 50A | 60A | 80A |
PV Max. power | 6600Wp | 11000Wp | 13200Wp | 17600Wp |
Input PV module road number | 1 | 1 | 1 | 1 |
Function | Auto stop charge, auto recharge voltage; Protection: connecting contrary, over current, short circuit, over heat etc. | |||
Display mode | LCD | |||
Display content | solar panel voltage, solar panel current, solar panel power, battery voltage, charge current | |||
Floating Charge Voltage （adjustable） | 248Vdc | 248Vdc | 248Vdc | 248Vdc |
Stop charge voltage | 260Vdc±1% | 260Vdc±1% | 260Vdc±1% | 260Vdc±1% |
Recharge voltage | 243Vdc±1% | 243Vdc±1% | 243Vdc±1% | 243Vdc±1% |
Voltage drop between PV and battery | 1.5V | |||
Max itself power consumption | 100mA-150mA | |||
Work environment temperature | -30-60°C | |||
Relative humidity | ＜90% No condensation | |||
Applicable altitude | ＜3000m The rated power should be reduced when it is higher than 2000m | |||
Noise (1m) | ＜40dB | |||
Degree of protection | IP20（Indoor） | |||
Cooling method | Forced air cooling | |||
*Communication interface (optional) | RS485/USB/GPRS/Ethernet | |||
*Temperature compensation(optional) | -4mv/°C/2V,-35°C~+80°C,Accuracy:±1°C | |||
Product size (mm) | 520*430*200 | |||
Weight | 12Kg | |||
*Above parameter only for reference. Could be custom made to user specifications.
- Q: Can a solar controller be used with a 24V battery system?
- Yes, a solar controller can be used with a 24V battery system. Solar controllers are designed to regulate the charging process of solar panels and manage the flow of electricity to the battery system. They are compatible with various battery voltages, including 24V, and can effectively monitor and control the charging process in such systems.
- Q: What is the maximum self-consumption of a solar controller?
- The maximum self-consumption of a solar controller refers to the amount of energy that the controller itself consumes from the solar power it manages. This consumption can vary depending on the specific model and features of the controller, but generally, solar controllers have very low self-consumption rates, typically ranging from 1 to 5 watts.
- Q: Are there any compatibility issues with using a solar controller from one manufacturer with solar panels from another manufacturer?
- Yes, there can be compatibility issues when using a solar controller from one manufacturer with solar panels from another manufacturer. Different manufacturers may have different specifications and protocols for their solar controllers and panels, which can lead to incompatible communication and functionality. It is recommended to use components from the same manufacturer or consult with both manufacturers to ensure compatibility.
- Q: Can a solar controller be used with solar-powered charging stations?
- Yes, a solar controller can be used with solar-powered charging stations. A solar controller helps regulate the flow of electricity from the solar panels to the charging stations, ensuring efficient charging and preventing overcharging or damage to the battery. It also helps optimize the energy harvested from the solar panels, increasing the overall efficiency of the charging stations.
- Q: How to choose a solar controller
- Of course, you need other features, then it is necessary to say your needs, such as when the battery is not electricity you have to load to work, you can have electricity complementary controller; you want the lights in the first 5 hours Full power, midnight midnight power, then you have to choose with half the power of the controller; you need to light from heaven to 0:00, 0:00 automatically shut down the load, 4:00 and bright until dawn, you can choose double Of the controller
- Q: How do I calculate the size of a solar controller for my system?
- To calculate the size of a solar controller for your system, you need to consider two main factors: the maximum current capacity of your solar panels and the maximum current capacity of your battery bank. First, determine the maximum current output of your solar panels. This information is usually provided by the manufacturer. Next, determine the maximum current capacity of your battery bank. This can be calculated by dividing the battery capacity (in ampere-hours) by the desired charging time (in hours). Once you have these two values, choose a solar controller that can handle the higher of the two currents. It's recommended to choose a controller with a slightly higher current rating to allow for any future expansion of your solar panel or battery capacity.
- Q: What are the safety certifications to look for in a solar controller?
- There are several safety certifications to look for in a solar controller, including but not limited to CE (Conformité Européene), UL (Underwriters Laboratories), and TÜV (Technischer Überwachungsverein). These certifications ensure that the solar controller meets certain safety standards and has undergone rigorous testing to ensure its reliability and compliance with electrical regulations.
- Q: Can a solar controller be used with a solar-powered public transportation facility?
- Yes, a solar controller can be used with a solar-powered public transportation facility. A solar controller is responsible for regulating and optimizing the power output from solar panels. In a solar-powered public transportation facility, the solar controller would manage the energy generated by solar panels, ensuring efficient charging and distribution of power to the facility's electrical systems, such as electric buses or charging stations. This helps maximize the utilization of solar energy and minimizes the reliance on grid power, making the facility more sustainable and cost-effective.
- Q: How do I prevent overvoltage with a solar controller?
- To avoid overvoltage when using a solar controller, there are several measures you can take: 1. Opt for the appropriate solar controller: Ensure that the solar controller you choose is specifically designed to handle the voltage and current of your solar panels. Different controllers have varying voltage and current ratings, so it is crucial to match them with the specifications of your system. 2. Regularly monitor the voltage: Keep a close eye on the voltage of your solar panels to ensure it remains within the recommended range. Most solar controllers come equipped with a built-in display that shows the voltage, or you can use a voltmeter to directly measure it. If the voltage exceeds the maximum limit, it may lead to overvoltage problems. 3. Install a voltage regulator: In addition to a solar controller, consider incorporating a voltage regulator into your system. This device helps stabilize the voltage output from the solar panels and prevents overvoltage situations. Acting as a protective mechanism, it regulates the voltage to a safe level, ensuring efficient operation without any damage. 4. Implement a bypass diode: Another component you can add to your solar panel system is a bypass diode, which prevents overvoltage. The bypass diode redirects excess voltage around a malfunctioning or shaded panel, safeguarding the entire system from damage. This is particularly beneficial for systems with multiple solar panels connected in series. 5. Ensure proper grounding: It is essential to ensure that your solar panels and solar controller are adequately grounded. Grounding plays a vital role in protecting against voltage surges and lightning strikes, which can lead to overvoltage conditions. By providing a pathway for excess voltage to safely dissipate into the ground, the risk of damage to your system is minimized. Always remember that overvoltage can cause harm to your solar panel system and its components. Therefore, it is crucial to take precautionary measures. Consulting with a professional or an expert in solar energy can also provide valuable insights tailored to your specific system and its requirements.
- Q: What is the maximum charging efficiency of a solar controller?
- The maximum charging efficiency of a solar controller typically ranges from 95% to 98%.
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Best Solar Charge Controllers:220V 30A/50A/60A/80A for Off-Grid Solar Power Systems with RS485
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 PCS
- Supply Capability:
- 1000 PCS/month
OKorder Service Pledge
OKorder Financial Service
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