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 known as a charge controller, is an essential component in a solar power system that helps prevent damage to the solar panels during low voltage conditions. During low voltage conditions, such as when the solar panels are not receiving sufficient sunlight or when the battery is fully charged, the voltage output from the solar panels can drop significantly. This low voltage condition can potentially damage the solar panels and reduce their overall lifespan. To prevent such damage, a solar controller regulates the voltage and current flowing into the battery or the connected load. When the voltage from the solar panels drops below a certain threshold, the solar controller intervenes and adjusts the charging parameters accordingly. One of the primary functions of a solar controller is to ensure that the battery is not overcharged, as this can lead to damage or reduced performance. It monitors the battery's state of charge and adjusts the charging current to maintain a safe voltage level. During low voltage conditions, the solar controller may reduce or interrupt the charging current to prevent overcharging and potential damage to the solar panels. Additionally, a solar controller also protects the solar panels from reverse current flow. At night or during periods of low sunlight, the power generated by the solar panels can flow back into the panels, causing damage. The solar controller prevents this reverse current flow by blocking the current from flowing in the wrong direction, thus protecting the panels from damage. Overall, a solar controller plays a crucial role in safeguarding the solar panels during low voltage conditions. 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 longevity of the solar panels in varying environmental conditions.
- Q: Can a solar controller be used with a solar-powered outdoor advertising system?
- Indeed, a solar-powered outdoor advertising system can make use of a solar controller. In fact, the utilization of a solar controller is vital for a solar power system as it effectively manages the transfer of electricity from the solar panels to the advertising system. This essential component optimizes the charging procedure, prevents excessive charging or discharging of the batteries, and safeguards the system against potential harm due to voltage fluctuations. By incorporating a solar controller, the solar-powered outdoor advertising system can fully exploit and leverage the energy generated by the solar panels, guaranteeing consistent and effective functionality.
- Q: Can a solar controller be used with a solar-powered restaurant or cafe?
- Yes, a solar controller can be used with a solar-powered restaurant or cafe. A solar controller helps regulate and optimize the energy flow from the solar panels to the batteries, ensuring efficient and reliable power supply to the establishment. It also protects the batteries from overcharging or discharging, extending their lifespan. Overall, a solar controller is an essential component for managing the solar power system in a restaurant or cafe.
- Q: What is the role of a solar controller in preventing damage to the solar panels from overvoltage conditions?
- The role of a solar controller in preventing damage to solar panels from overvoltage conditions is crucial in maintaining the integrity and longevity of the panels. Overvoltage occurs when the voltage generated by the solar panels exceeds the maximum threshold that they can safely handle. This can happen due to various factors such as fluctuating sunlight intensity, faulty wiring, or malfunctioning components. The solar controller, also known as a charge controller or regulator, acts as a protective device between the solar panels and the battery bank or grid connection. Its primary function is to regulate the charging process and prevent overcharging of the batteries or excessive voltage being sent to the grid. In the context of preventing damage from overvoltage conditions, the solar controller plays a vital role by performing the following tasks: 1. Monitoring Voltage: The solar controller continuously monitors the voltage output of the solar panels. It ensures that the voltage remains within the safe range specified for the panels. If the voltage exceeds this limit, the controller takes immediate action to prevent any potential damage. 2. Voltage Regulation: In situations where the solar panels are producing more energy than required by the batteries or grid connection, the solar controller regulates the voltage output. It does this by either diverting the excess energy to a secondary load, such as a water heater or storage system, or by reducing the charging current to prevent overvoltage. 3. Load Disconnect: In certain cases, such as when the batteries are fully charged or the grid connection is not available, the solar controller may disconnect the load from the solar panels altogether. This prevents any further charging and reduces the risk of overvoltage damage. 4. Fault Protection: Solar controllers are equipped with various protective mechanisms to safeguard against overvoltage conditions. These include features like short-circuit protection, reverse polarity protection, and overcurrent protection. These protection mechanisms ensure that even in the event of a fault, the solar controller will prevent any damage to the solar panels. Overall, the solar controller acts as a critical safeguard against overvoltage conditions, protecting the solar panels from potential damage. By continuously monitoring and regulating the voltage output, as well as providing various protective features, it ensures the optimal and safe operation of the solar energy system.
- Q: How does a solar controller handle battery maintenance charging?
- A solar controller handles battery maintenance charging by regulating the amount of charge being delivered to the battery. It monitors the battery voltage and temperature, adjusting the charging current and voltage to prevent overcharging or undercharging. This helps to maximize the battery's lifespan and ensure it remains in optimal condition.
- Q: Can a solar controller be used with an inverter?
- Yes, a solar controller can be used with an inverter. In fact, it is recommended to use a solar controller with an inverter in order to regulate the charging and discharging of batteries connected to the solar panel system. The solar controller helps to maximize the efficiency of the solar panel system by preventing overcharging or over-discharging of the batteries, while the inverter converts the direct current (DC) power generated by the solar panels into alternating current (AC) power that can be used to power appliances and devices.
- Q: How does a solar controller prevent damage from reverse polarity connections?
- A solar controller prevents damage from reverse polarity connections by employing built-in protection mechanisms such as diodes or fuses. These components ensure that the current flows in the correct direction, preventing any potential damage to the solar controller or connected equipment.
- Q: How does a solar controller handle battery low voltage protection?
- A solar controller handles battery low voltage protection by monitoring the voltage level of the battery. When the voltage drops below a certain threshold, the controller automatically disconnects the load from the battery to prevent over-discharging, which can damage the battery. This helps to prolong the lifespan of the battery and ensures its optimal performance.
- Q: What is the lifespan of a typical solar controller?
- The lifespan of a typical solar controller can vary depending on several factors such as the quality of the controller, the brand, and the specific model. On average, a well-made solar controller can last anywhere from 5 to 15 years. However, it is important to note that this estimate is a general guideline and not a guarantee. The lifespan of a solar controller is influenced by various factors such as the environmental conditions it is exposed to, the level of maintenance and care provided, and the workload it handles. Extreme temperatures, humidity, and exposure to harsh weather conditions can potentially shorten the lifespan of the controller. Additionally, if the controller is not properly maintained or if it is overloaded beyond its capacity, it may also impact its longevity. To maximize the lifespan of a solar controller, it is recommended to choose a reputable brand and model, ensure proper installation, and adhere to the manufacturer's guidelines for maintenance and usage. Regular inspections, cleaning, and routine maintenance can help identify any potential issues and prevent premature failure. It is worth noting that advancements in technology are constantly improving the lifespan of solar controllers. Newer models often come with enhanced durability and reliability, which can extend their lifespan beyond the average estimate. Therefore, it is always beneficial to stay updated with the latest innovations in solar controller technology to ensure the longest possible lifespan for your system.
- 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 the charging parameters accordingly. If the battery temperature drops below a certain threshold, the controller reduces the charging current to prevent damage to the battery. This helps to maintain the battery's performance and prolong its lifespan.
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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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