Solar street light controller with two time setting+PWM
- 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)adopt advanced MCU design, conforming PWM charging controlling technology， with strong reliability and anti-disturb capability.
(2)Adopt solar energy as power source without waste of regular energy.
(3)Perfect protective and temperature compensate function to prevent the battery from over voltage or shortvoltage.
(4)With perfect capability, to protect acid battery from over discharge
(5)It can restart electrodeless lamp, the controller can restart itself to make sure electrdeless lamp under normal working status when electrodeless lamp is not able to turn on
(6)work under diferent surroundings.
(7)Memory function: startup load mode and main circuit’s working time can be reached by setting with outer keys. After setting, the time will be saved in memorizer. The data will not disappear even battery is disconnected with controller.
Technical parameter
MODEL SKC05 SKC10 SKC15 SKC20
Max.solar panel current 5A 10A 15A 20A
Max.load current 5A 10A 15A 20A
Use voltage 12V/24V,automatic recognition
No-load current ≤6 mA
Overvoltage protection of battery 17V(12V)， 34V/24V；
Ambient temperature range： -35℃--+55℃
Boost voltage 14.6V(12V), 29.2V/(24V)
Equalization voltage 14.4V(12V), 28.8/(24V)
Float voltage 13.6V(12V), 27.2V/(24V)
Recharge voltage 13.2V(12V)； 26.4/(24V)；
Temperature compensation 5mv/℃/2V
Undervoltage of battery 12V(12V)； 24V/(24V)
Low voltage disconnect 11V(12V)； 22/24V；
Load reconnect voltage 12.6V（12V), 25.2/（24V）
Charge control mode PWM
- Q:How does a solar controller handle variations in battery discharge level?
- A solar controller regulates the charging process of a battery by monitoring its voltage levels. When it detects a low discharge level, it adjusts the charging parameters accordingly to provide a higher charging current. This helps in replenishing the battery quickly and efficiently. Conversely, if the discharge level is high, the solar controller decreases the charging current to prevent overcharging and prolong the battery's lifespan.
- Q:What is the maximum voltage drop across a solar controller?
- The maximum voltage drop across a solar controller depends on its design and specifications. However, in general, it is recommended to have a maximum voltage drop of around 0.2 to 0.3 volts for efficient and optimal performance.
- Q:Can a solar controller be used in a solar-powered cooling system?
- Yes, a solar controller can be used in a solar-powered cooling system. A solar controller helps regulate the flow of electricity between the solar panels and the cooling system, ensuring efficient operation and protecting the system from overcharging or damage.
- Q:How does a solar controller prevent short circuits in the solar panel array?
- By monitoring and regulating the flow of electricity from the solar panels to the battery or grid, a solar controller effectively prevents short circuits in a solar panel array. Acting as an intermediary between the panels and the battery, it carefully controls and optimizes the voltage and current levels to ensure safe and efficient operation. Short circuits can occur when an unintended connection or path is formed between the positive and negative terminals of a solar panel. This can happen due to various factors including damaged wiring, faulty connections, or extreme weather conditions. When a short circuit happens, it can result in excessive current flow, overheating, and potential damage to the panels or other system components. To prevent short circuits, a solar controller employs various mechanisms. One important feature is the integration of bypass diodes into the solar panels. These diodes help redirect the current flow around any shaded or malfunctioning cells, effectively preventing them from causing short circuits. By rerouting the current, the solar controller ensures that the overall performance of the array remains largely unaffected. In addition, solar controllers are equipped with overcurrent protection mechanisms such as fuses or circuit breakers. These devices are designed to interrupt the flow of electricity in the event of excessive current, effectively preventing short circuits. They act as safeguards by limiting the maximum current that can be drawn from the solar panels, thus protecting the system from damage. Moreover, solar controllers continuously monitor the voltage and current levels of the solar panels. They regulate the charging process by maintaining the voltage within a safe range, thereby preventing overcharging which can lead to damage to the panels or battery. The controller adjusts the charging parameters based on the battery's state of charge, ensuring that the panels are not overloaded and reducing the risk of short circuits. In conclusion, a solar controller plays a critical role in preventing short circuits in a solar panel array. It achieves this through the incorporation of bypass diodes, overcurrent protection mechanisms, and voltage regulation. By ensuring safe and efficient operation, the solar controller maximizes the lifespan of the system and allows for optimal performance of the panels.
- Q:What is the typical warranty period for a solar controller?
- The typical warranty period for a solar controller ranges from 1 to 5 years, depending on the manufacturer and the specific model.
- Q:Can a solar controller be used for both solar panels and batteries?
- Yes, a solar controller can be used for both solar panels and batteries. A solar controller, also known as a charge controller, is an essential component in a solar power system. Its main function is to regulate the charge going into the batteries and prevent overcharging or undercharging. When connected to solar panels, the solar controller regulates the flow of electricity from the panels to the batteries. It ensures that the batteries are charged at the optimal voltage and current levels, maximizing their lifespan and performance. The controller monitors the battery voltage and adjusts the charging process accordingly. Furthermore, a solar controller can also be used to protect the batteries from damage caused by excessive discharge. It can prevent the batteries from discharging beyond a certain level, ensuring that they are not damaged and can provide power when needed. In summary, a solar controller can be used to manage and optimize the charging process for both solar panels and batteries, making it an essential component in a solar power system.
- Q:How does a solar controller handle the protection against battery reverse polarity?
- A solar controller handles protection against battery reverse polarity by incorporating a reverse polarity protection circuit. This circuit ensures that if the battery is connected incorrectly, the solar controller will prevent any current flow or damage to the system.
- Q:How does a solar controller prevent damage to the solar panels during high voltage conditions?
- A solar controller, also known as a charge controller, plays a crucial role in preventing damage to solar panels during high voltage conditions. It acts as a regulator between the solar panels and the battery or power grid, ensuring that the voltage and current levels are carefully controlled and maintained within safe limits. During high voltage conditions, such as when the solar panels receive excessive sunlight or when the battery is fully charged, the solar controller detects the increase in voltage and takes necessary measures to prevent damage. It employs various techniques to regulate the output of the solar panels and protect them from potential harm. One of the primary functions of a solar controller is to prevent overcharging of the battery. When the battery is fully charged, the solar controller automatically disconnects the solar panels from the battery to halt the charging process. This prevents overcharging, which can lead to battery degradation and reduced lifespan. By disconnecting the solar panels during high voltage conditions, the solar controller ensures that the panels are not subjected to excessive strain and can operate optimally. Additionally, a solar controller employs a technique called pulse width modulation (PWM) or maximum power point tracking (MPPT) to regulate the voltage and current output of the solar panels. PWM controllers periodically interrupt the charging current to maintain a stable voltage level, preventing voltage spikes that could damage the panels. MPPT controllers, on the other hand, constantly monitor the solar panel's output and adjust the voltage and current to maximize the energy harvesting efficiency. This not only maximizes the performance of the solar panels but also helps prevent any potential damage that could occur during high voltage conditions. In summary, a solar controller prevents damage to solar panels during high voltage conditions by disconnecting the panels from the battery to prevent overcharging and by employing techniques like PWM or MPPT to regulate the voltage and current levels. These measures ensure that the solar panels operate within safe limits, maximizing their performance and prolonging their lifespan.
- Q:Are there any safety concerns with using a solar controller?
- Yes, there can be safety concerns with using a solar controller. These concerns mainly revolve around electrical safety, such as the risk of electrical shock or fire if the controller is not installed, wired, or maintained properly. It is important to follow all the manufacturer's instructions and guidelines and ensure that the controller is installed and used in compliance with relevant electrical codes and regulations. Regular inspections and maintenance are also recommended to mitigate any potential safety risks.
- Q:Can a solar controller be used with a solar-powered greenhouse ventilation system?
- Yes, a solar controller can be used with a solar-powered greenhouse ventilation system. The solar controller helps regulate and control the flow of electricity from the solar panels to power the ventilation system. It ensures that the system operates efficiently and optimizes the use of solar energy.
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Solar street light controller with two time setting+PWM
- 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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