L-Series P4Q Solar Tracking PV Controller
- Ref Price:
-
- Loading Port:
- Nanjing
- Payment Terms:
- TT/LC
- Min Order Qty:
- 50sets set
- Supply Capability:
- 1-3000sets/month set/month
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Specification of L-Series PV Controller
Professional MCU microprocessor control, the real charge and discharge of intelligent control；
Low-loss, long-life MOSFET switching devices as the main controller；
PV charging(PWM) technology, a higher charging efficiency；
Operating status, fault LED indicates the；
Control modes: light control switch control mode / off light control to open when the control mode / automatic light control mode when the control;
Absorb the output circuit with inductive load；
Memory function, the controller re-energized after power on, automatically de-energized mode before；
Perfect protection；
Against reverse battery；
Maintenance easy, fast；
Optional Configuration of L-Series PV Controller：
RS485/RS232 Remote monitoring；
Supporting electricity can be a complementary manner to ensure uninterrupted power supply load；
Technical Data of L-Series PV Controller：
Voltage | 12V | 24V | 36V | 48V | ||
Rated current range | 5A~30A | 5A~30A | 5A~20A | 5A~20A | ||
Battery input | ||||||
Rated input voltage (VDC) | 12 | 24 | 36 | 48 | ||
Under voltage protection (VDC) | ≤10.8 | ≤21.6 | ≤32.4 | ≤43.2 | ||
Recovery voltage (VDC) | ≥12.3 | ≥24.6 | ≥36.9 | ≥49.2 | ||
Overvoltageprotection (VDC) | ≥16.5 | ≥33.0 | ≥49.5 | ≥66.0 | ||
Overvoltage recovery (VDC) | ≤15.0 | ≤30.0 | ≤45.0 | ≤60.0 | ||
Solar energy input | ||||||
Max. open circuit voltage (VDC) | 25.0 | 50.0 | 75.0 | 100.0 | ||
Light control open, turn off the lights | Voltage light(VDC) | ≤3.5 | ≤7.0 | ≤10.5 | ≤14.0 | |
Voltage light (VDC) | ≥7.0 | ≥14.0 | ≤21.0 | ≤28.0 | ||
Float voltage (VDC) | 13.7 | 27.4 | 41.1 | 54.8 | ||
Overcharge protection voltage (VDC) | ≥14.4 | ≥28.8 | ≥43.2 | ≥57.6 | ||
Charge recovery voltage (VDC) | ≤13.2 | ≤26.4 | ≤39.6 | ≤52.8 | ||
DC output | ||||||
Number of outputs(N) | 2 | |||||
Rated output current | load1 (A) | 2.5~15 | 2.5~15 | 2.5~10 | 2.5~10 | |
load2 (A) | 2.5~15 | 2.5~15 | 2.5~10 | 2.5~10 | ||
Overvoltage capacity | 120% overload 60 seconds off the output / 150% overload for 10 seconds to close the output | |||||
Control mode | Light control mode / time control mode / automatic control mode | |||||
Serial communication | RS485（A、B） | |||||
Mechanical dimensions, the work environment | ||||||
Size ( D x W x H ) | 230 x 145 x 75 | |||||
Reference weight (Kg) | 6 | |||||
Protection level | IP41 | |||||
Max. working altitude (m) | ≤3000 | |||||
Temperature range (℃) | -20 ~ +65 | |||||
L-Series PV Controller
L-Series PV Controller
Packaging & Delivery of L-Series PV Controller
Packaging: Wooden box or Customized
Delivery: Depends on the quantity or Customized
- Q: How does a solar controller prevent damage to the solar panels during low voltage conditions?
- A solar controller, also referred to as a charge controller, is a vital component in a solar power system that serves to safeguard the solar panels from harm when encountering low voltage circumstances. When faced with low voltage situations, such as inadequate sunlight or a fully charged battery, the voltage output from the solar panels can significantly diminish. This drop in voltage has the potential to inflict damage upon the solar panels and diminish their overall lifespan. To prevent such harm, a solar controller regulates the voltage and current entering the battery or connected load. Whenever the voltage from the solar panels falls below a specific threshold, the solar controller intervenes and adjusts the charging parameters accordingly. One of the principal roles of a solar controller is to guarantee that the battery does not become overcharged, as this can lead to damage or reduced efficiency. It constantly monitors the battery's state of charge and modifies the charging current to maintain a safe voltage level. In low voltage conditions, the solar controller may decrease or interrupt the charging current to avert overcharging and potential damage to the solar panels. Furthermore, a solar controller also shields the solar panels from reverse current flow. During nighttime or periods of insufficient sunlight, the power generated by the solar panels can flow back into the panels, causing harm. The solar controller thwarts this reverse current flow by blocking the current from moving in the wrong direction, thereby safeguarding the panels from damage. In conclusion, a solar controller plays a crucial role in protecting the solar panels during low voltage situations. By regulating the voltage and current, monitoring the battery's state of charge, and preventing reverse current flow, the solar controller ensures optimal performance and prolonged lifespan of the solar panels in various environmental conditions.
- Q: Can a solar controller be used with PWM (Pulse Width Modulation) technology?
- Yes, a solar controller can be used with PWM (Pulse Width Modulation) technology. PWM technology is commonly used in solar charge controllers to regulate the charging of batteries by varying the width of the charging pulses. This helps to maintain a steady and efficient charging process, extending the lifespan of the batteries.
- Q: Can a solar controller be used with a solar-powered non-profit organization?
- Yes, a solar controller can definitely be used with a solar-powered non-profit organization. A solar controller is an essential component of any solar power system as it regulates the charging and discharging of batteries, ensuring efficient and safe operation. By using a solar controller, the non-profit organization can effectively manage the flow of energy from solar panels to batteries, maximizing the utilization of solar power and extending the lifespan of the batteries. This will ultimately help the organization reduce its reliance on grid electricity and contribute to its sustainability goals.
- Q: What is the maximum cable size that can be used between the solar panels and the load?
- The maximum cable size that can be used between the solar panels and the load depends on various factors such as the distance between the panels and the load, the current carrying capacity of the cable, and the voltage drop allowed. For shorter distances and lower current requirements, smaller cable sizes may be sufficient. However, for longer distances or higher current loads, larger cable sizes are necessary to minimize voltage drop and ensure efficient power transmission. It is important to consult the manufacturer's specifications and guidelines for the solar panels and the load to determine the maximum cable size that can be used. Additionally, local electrical codes and regulations may also provide guidance on cable sizing requirements.
- Q: How does a solar controller handle fluctuating solar panel output?
- A solar controller handles fluctuating solar panel output by regulating the voltage and current levels to ensure a stable and consistent charge to the battery or load. It monitors the incoming solar power and adjusts the charging parameters accordingly to optimize the charging process and protect the battery from overcharging or undercharging.
- Q: How do you troubleshoot common issues with solar controllers?
- When troubleshooting common issues with solar controllers, there are a few steps you can follow to identify and resolve the problem: 1. Check the connections: Ensure all the connections between the solar panels, battery, and load are secure and properly connected. Loose or faulty connections can lead to issues with the controller's functionality. 2. Examine the display: If your solar controller has a display, check for any error codes or abnormal readings. This can provide valuable information about the issue. Refer to the user manual or manufacturer's documentation to understand the meaning of the error codes. 3. Inspect the wiring: Look for any signs of damage or wear on the wiring. Rodents or extreme weather conditions can cause wire damage, which can lead to malfunctions in the system. Repair or replace any damaged wires to ensure proper functioning. 4. Test the voltage: Use a multimeter to measure the voltage of the battery and solar panels. Compare the readings to the expected values specified by the manufacturer. If there is a significant difference, it could indicate a problem with the controller or the solar panel itself. 5. Reset the controller: Many solar controllers have a reset button or a procedure to reset the device to its factory settings. Try resetting the controller to see if it resolves the issue. Make sure to save any custom settings before performing a reset. 6. Check the battery health: If the solar controller is not charging the battery properly, it could be due to a faulty battery. Test the battery separately to verify its health and capacity. If necessary, replace the battery with a new one. 7. Inspect the solar panels: Examine the solar panels for any damage or obstructions that may prevent them from receiving sufficient sunlight. Dirt, debris, or shading can reduce the efficiency of the panels, leading to poor charging performance. 8. Consult the manufacturer or an expert: If you have exhausted all troubleshooting steps and are still experiencing issues, it is recommended to reach out to the solar controller manufacturer's customer support or consult a professional for further assistance. They can provide specific troubleshooting guidance or arrange for repairs or replacements if necessary. Remember to prioritize safety when troubleshooting solar controllers by following proper electrical handling procedures and disconnecting power sources before conducting any inspections or repairs.
- Q: Can a solar controller be used in a solar-powered data center?
- Yes, a solar controller can be used in a solar-powered data center. A solar controller helps regulate the flow of electricity from solar panels to batteries or other devices, ensuring optimal charging and preventing overcharging. In a solar-powered data center, a solar controller can effectively manage the power generated by solar panels, storing excess energy in batteries and providing a stable power supply to critical infrastructure.
- Q: How does a solar controller handle battery capacity testing and calibration?
- A solar controller handles battery capacity testing and calibration by monitoring the voltage and current flow in and out of the battery. It measures the battery's voltage levels to determine its state of charge and uses this information to calibrate its charging and discharging parameters. This ensures that the battery is charged efficiently and prevents overcharging or deep discharging, which can damage the battery. Additionally, some advanced solar controllers may also utilize algorithms to estimate the battery's capacity based on its voltage and current readings, providing more accurate capacity testing and calibration.
- Q: Can a solar controller be used with solar panel window mounts?
- Yes, a solar controller can be used with solar panel window mounts. A solar controller helps regulate the charging process of the solar panel, regardless of its mounting location. It ensures that the solar panel operates optimally, regardless of whether it is mounted on a window or any other surface.
- Q: How does a solar controller handle battery under-temperature protection?
- A solar controller handles battery under-temperature protection by monitoring the temperature of the battery and adjusting its charging and discharging parameters accordingly. When the battery temperature drops below a certain threshold, the controller reduces the charging current to prevent overcharging and potential damage to the battery. This is important because low temperatures can reduce the battery's capacity and increase its internal resistance, making it more susceptible to damage. The controller may also adjust the charging voltage to compensate for the temperature, ensuring optimal charging performance. Additionally, some advanced solar controllers may activate a heating element or provide temperature compensation to maintain the battery's temperature within a safe operating range. Overall, the goal of the solar controller's under-temperature protection feature is to prolong the battery's lifespan and optimize its performance under different temperature conditions.
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L-Series P4Q Solar Tracking PV Controller
- Ref Price:
-
- Loading Port:
- Nanjing
- Payment Terms:
- TT/LC
- Min Order Qty:
- 50sets set
- Supply Capability:
- 1-3000sets/month set/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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