PWM Solar Charge Controller,20A 12/24V,LS2024B
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- Loading Port:
- Tianjin
- Payment Terms:
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Descriptions:
A charge controller, or charge regulator is basically a voltage and/or current regulator to keep batteries from overcharging. It regulates the voltage and current coming from the solar panels going to the battery. Most "12 volt" panels put out about 16 to 20 volts, so if there is no regulation the batteries will be damaged from overcharging. Most batteries need around 14 to 14.5 volts to get fully charged.
Features:
·High efficiency PWM charging with temperature compensation
·3 LEDs shows PV charging, battery and load status
·External temperature sensor interface
·RS-485 bus communication
·Open standard Modbus communication protocol
·Software update function
·Diversified load control modes : Manual, Light ON/OFF, Light ON+ Timer, Time Control
·Battery type selection: Gel, sealed, flooded and User type
·Real-time monitor
·Programmable parameters
·LVD or SOC load disconnect function
·Energy statistics function
Electronic Protections:
·PV short circuit
·PV reverse polarity
·Battery overcharge
·Battery over discharge
·Battery reverse polarity
·Load short circuit
·Load overload
·Overheating
Specification:
Electrical parameters | LS1024B | LS2024B | LS3024B |
Nominal System Voltage | 12 / 24V auto work | ||
Rated Battery Current | 10A | 20A | 30A |
Maximum battery voltage | 50V | ||
Grounding | Common positive | ||
Self-consumption | 8.4mA(12V)，7.8mA(24V) | ||
Temp. compensation | -3mV/℃/2V（25℃ ref） | ||
Equalize charging voltage | Sealed: 14.6V, Flooded: 14.8V, User-defined: 9~17V | ||
Boost charging voltage | Gel: 14.2V, Sealed: 14.4V, Flooded: 14.6V, User-defined: 9~17V | ||
Float charging voltage | Gel /Sealed /Flooded: 13.8V, User-defined: 9~17V | ||
Low voltage reconnect voltage | Gel /Sealed /Flooded: 12.6V, User-defined: 9~17V | ||
Low voltage disconnect voltage | Gel /Sealed /Flooded: 11.1V, User-defined: 9~17V | ||
Working temp. | -35℃~+55℃ | ||
Humidity | ≤95% (NC) | ||
Enclosure | IP30 | ||
Dimension | 138.6x69.3x37mm | 159.6x81.4x47.8mm | 200.6x101.3x57mm |
Terminal | 4mm2 | 10mm2 | 10mm2 |
Net weight | 0.13kg | 0.3kg | 0.5kg |
- Q: How does a solar controller handle battery temperature monitoring and protection?
- The battery temperature is constantly monitored and protected by a solar controller, which can be achieved by either using a built-in temperature sensor or connecting an external sensor to the controller. By comparing the battery's temperature to a predefined range, the controller determines if any action needs to be taken to safeguard the battery. If the temperature exceeds the upper limit, the controller can either reduce the charging current or disconnect the solar panels entirely from the battery. This is crucial in preventing overcharging and potential damage caused by high temperatures, which can accelerate battery aging and reduce its lifespan. Conversely, if the temperature falls below the lower limit, the controller can adjust the charging voltage to prevent undercharging. Cold temperatures have a significant impact on the battery's performance and capacity, making it essential to ensure proper charging in such conditions. Furthermore, advanced solar controllers may provide temperature compensation as an additional protective measure. These controllers adjust the charging parameters based on the battery's temperature, optimizing charging efficiency and prolonging battery life. This compensation is particularly valuable as it counteracts temperature-related variations in battery chemistry and performance. Overall, a solar controller ensures the battery operates within a safe temperature range, maximizing its lifespan and optimizing performance through continuous temperature monitoring and appropriate protective actions.
- Q: Can a solar controller be used with solar panels of different technologies?
- Yes, a solar controller can be used with solar panels of different technologies. A solar controller acts as a middleman between the solar panels and the batteries or electrical loads, regulating the flow of energy. It is designed to work with various solar panel technologies, such as monocrystalline, polycrystalline, and thin-film, ensuring compatibility and efficient energy conversion regardless of the panel type.
- Q: Can a solar controller be used with a portable solar panel?
- Certainly, a portable solar panel can indeed be paired with a solar controller. The primary function of a solar controller is to oversee the charging process of a solar panel and safeguard the battery against overcharging. Serving as an intermediary between the solar panel and the battery, it guarantees the battery's receipt of an optimal charge level. Irrespective of whether the solar panel is portable or stationary, utilizing a solar controller enables the battery to achieve peak efficiency and prolong its lifespan.
- Q: The controller has a water setting thawing no other settings inside the regular thawing temperature constant water level
- The above heating of the controller is in the absence of the sun and you need to use hot water to add, so that you can use hot and cold weather.
- Q: Can a solar controller be used with a solar-powered disaster relief system?
- Yes, a solar controller can be used with a solar-powered disaster relief system. A solar controller helps regulate and optimize the charging of batteries in a solar system, ensuring maximum efficiency and prolonging battery life. In a disaster relief system, where reliable power is crucial, a solar controller is essential to effectively harness and store solar energy for emergency use.
- Q: Can a solar controller be used with a generator or grid power as a backup?
- A solar controller has the capability to be utilized alongside a generator or grid power as a backup. Its purpose is to regulate the flow of electricity from the solar panels to either the batteries or the power grid. When surplus electricity is generated by the solar panels, the solar controller can redirect that energy to charge the batteries or return it to the grid. In situations where the solar panels are not generating sufficient electricity, such as during cloudy days or at night, a generator or grid power can serve as an alternative source of electricity. The solar controller can seamlessly transition between the solar panels and the backup power source, guaranteeing a continuous supply of electricity to the system. This feature enables greater adaptability and dependability in powering devices or appliances within off-grid or grid-tied solar systems.
- Q: How does a solar controller handle voltage drops in the wiring system?
- Various techniques are employed by a solar controller to handle voltage drops in the wiring system. One of the key functions of a solar controller is to regulate and optimize the charging process of the solar panels to the batteries. When a voltage drop occurs in the wiring system, the solar controller constantly monitors the battery voltage and adjusts the charge current accordingly. It compensates for the voltage drop by increasing the charge current to maintain the necessary charging voltage at the battery terminals. This guarantees that the battery receives the required charge despite the voltage drop. Additionally, solar controllers often include a charge compensation mechanism that takes into account the voltage drops caused by high resistance or long wire runs. This compensation can be achieved through techniques like pulse width modulation (PWM) or maximum power point tracking (MPPT). PWM controllers rapidly switch the connection between the solar panels and the batteries to adjust the charging current. This helps to maintain a consistent charge voltage even in the presence of voltage drops in the wiring system. On the other hand, MPPT controllers optimize the charge current by dynamically tracking the maximum power point of the solar panels, ensuring efficient charging regardless of voltage drops. In summary, a solar controller effectively handles voltage drops in the wiring system by monitoring the battery voltage, adjusting the charge current, and employing compensation techniques such as PWM or MPPT. These features guarantee that the batteries receive the necessary charge, even in the presence of voltage drops in the wiring system.
- Q: How does a solar controller prevent short circuits in the solar panel system?
- A solar controller, also known as a charge controller, plays a crucial role in preventing short circuits in a solar panel system. It acts as a middleman between the solar panels and the battery or load, ensuring that the flow of electricity is regulated and controlled. One of the main functions of a solar controller is to regulate the charging process of the battery. It monitors the voltage and current levels from the solar panels and ensures that the battery is charged within safe limits. By carefully managing the charging process, it prevents any excessive flow of electricity that could potentially cause a short circuit. Additionally, a solar controller incorporates various protective features to prevent short circuits. It typically includes circuit breakers or fuses that act as safeguards in case of any electrical faults. These protective devices are designed to interrupt the flow of electricity in case of an overcurrent situation, preventing any damage or short circuit in the system. Furthermore, solar controllers often have built-in mechanisms to protect against reverse current flow. During the night or in low light conditions when the solar panels are not generating power, the controller ensures that the battery's current does not flow back into the panels, which could cause a short circuit. By preventing reverse current flow, the controller safeguards the system from potential electrical faults. Overall, a solar controller plays a vital role in preventing short circuits in a solar panel system by regulating the charging process, incorporating protective features like circuit breakers or fuses, and preventing reverse current flow. Its primary objective is to maintain a safe and efficient flow of electricity, ensuring the longevity and reliability of the entire solar panel system.
- Q: Can a solar controller be used with solar panel arrays in parallel?
- Yes, a solar controller can be used with solar panel arrays in parallel. The solar controller helps regulate the charging and discharging of the batteries connected to the solar panels, ensuring optimum performance and protection. Whether the solar panels are connected in parallel or series, the solar controller can effectively manage the power flow and maintain the desired voltage and current levels.
- Q: What are the key features to look for in a solar controller?
- The key features to look for in a solar controller include maximum charging current and voltage, compatibility with different battery types, temperature compensation, load control capabilities, and advanced protection measures such as overcharge, over-discharge, and reverse polarity protection.
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PWM Solar Charge Controller,20A 12/24V,LS2024B
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- -
- Supply Capability:
- -
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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