Duo Battery Charge Controller Solar for Caravan, Motorhome, Boat and Golf Cart,20A,12/24V,EPIPDB-COM
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 30 pc
- Supply Capability:
- 1000 pc/month
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EPIPDB-COM series solar controller can charge two battery banks. No load terminals
Features:
·Two battery charging eliminates the extra cost of two separate solar charging system
·Intelligent System Optimum Control
·12/24V auto work
·Battery type selection
·Charging frequency optional
·High efficient Series PWM charging
·Local external temperature compensation
·Remote temperature sensor optional
·Use MOSFET as electronic switch, without any mechanical switch
·Remote meter MT-1 optional
·Electronic protection: over charging, short circuit, battery reverse polarity protection
Specification:
Electrical parameters | |
System voltage | 12 / 24VDC Auto work |
Nominal battery current | 10A,20A |
Charge circuit voltage drop | ≤0.26V |
Discharge circuit voltage drop | ≤0.15V |
Self consumption | ≤6mA |
Working temperature | -35℃ to +55℃ |
Humidity | 10%-90% NC |
Enclosure | IP30 |
Terminal | 4mm2 |
Net weight | 0.24kg |
Battery voltage parameters (temperature at 25°C) | |||
Battery charging setting | Sealed | Flooded | Gel |
Equalize charging voltage | 14.4 V;x2/24V | 14.6V;x2/24V | 14.8V;x2/24V |
Boost charging voltage | 14.2V;x2/24V | 14.4V;x2/24V | 14.6V;x2/24V |
Float charging voltage | 13.7V;x2/24V | 13.7V;x2/24V | 13.7V;x2/24V |
Max. solar voltage | 30V（12V system）,55V(24V system) | ||
Battery voltage range | 8-15V(12V system),8-30V(24V system) | ||
Self-consumption | 4mA at night, 10mA at charging | ||
Meterbus connection | 8-pin RJ-45 | ||
Temp. compensation | -5mv/℃/2V | ||
FAQ:
Q1. What is the voltage?
A1. Our 45/60A solar charge controller is 12/24/36/48V auto work.
Q2. What is the difference between MPPT&PWM?
A2. MPPT has higher efficiency, it can track the max power point and won't waste energy.
Q3. What is the efficiency of the MPPT controller?
A3. MPPT>99%, peak conversion efficiency>98%.
Q4. What is the waranty of product?
A4. 12 months.
- Q:Can a solar controller be used with a solar panel cleaning system?
- Yes, a solar controller can be used with a solar panel cleaning system. A solar controller is responsible for regulating the flow of electricity from the solar panels to the batteries or grid. It ensures that the solar panels operate at their maximum efficiency and protects the batteries from overcharging. Since a solar panel cleaning system is typically connected to the solar panels, a solar controller can be used to monitor and control the power flow during the cleaning process, ensuring the system operates safely and effectively.
- Q:Do solar controllers require regular maintenance?
- Regular maintenance is required for solar controllers. Although they are built to be durable and reliable, it is necessary to perform regular maintenance to ensure optimal performance and longevity. Some common maintenance tasks include cleaning the solar panels to remove dirt or debris that could reduce efficiency, inspecting the wiring and connections for damage or corrosion, and checking the controller's display and settings to ensure proper functioning. It is also recommended to periodically test the system's battery voltage and charge controller settings to ensure they are operating within desired parameters. Regular maintenance not only helps identify potential issues early on but also maximizes the efficiency and lifespan of the solar controller.
- 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:Can a solar controller be used in hybrid systems?
- Yes, a solar controller can be used in hybrid systems. A solar controller regulates the flow of electricity from the solar panels to the batteries, ensuring that the batteries are charged efficiently. In a hybrid system, where solar energy is combined with another power source like wind or grid power, the solar controller plays a crucial role in managing the charging and discharging of the batteries, regardless of the power source.
- Q:Can a solar controller be used in a solar-powered ventilation system?
- Yes, a solar controller can be used in a solar-powered ventilation system. A solar controller helps regulate and optimize the charging and discharging of the battery in a solar system, ensuring the ventilation system operates efficiently. It helps monitor the solar panel's output and adjusts the power flow to the ventilation system accordingly.
- Q:Are all solar controllers compatible with all types of batteries?
- No, not all solar controllers are compatible with all types of batteries. Solar controllers are designed to regulate the charging and discharging of batteries in a solar power system. Different types of batteries have different voltage and charging requirements, and as a result, solar controllers need to be matched with the specific type of battery being used. There are several types of batteries commonly used in solar power systems, such as lead-acid, lithium-ion, and gel batteries. Each of these batteries has a different voltage range for charging and discharging, as well as different requirements for temperature compensation and equalization. Therefore, solar controllers need to be specifically designed to cater to these different battery types. For example, a solar controller that is designed for lead-acid batteries may have different charging algorithms and voltage settings compared to a solar controller designed for lithium-ion batteries. Using the wrong type of solar controller with a battery can lead to inefficient charging, reduced battery life, and even damage to the battery. To ensure compatibility, it is important to carefully read the specifications and recommendations provided by the solar controller manufacturer. These specifications will typically outline the compatible battery types, voltage ranges, and other important details. It is always advisable to consult with a professional or the manufacturer if there are any doubts about compatibility between a solar controller and a specific type of battery.
- Q:What is a solar controller and what is its purpose?
- A solar controller, referred to as a solar charge controller or PV controller, is a vital element in a solar power system that governs the electricity flow between the solar panels and the battery bank. Its primary objective is to safeguard the batteries against overcharging and prevent any potential harm that may occur. The solar controllers monitor the voltage and current originating from the solar panels and ensure that it is adjusted to meet the battery's requirements. They utilize a technique known as pulse width modulation (PWM) or maximum power point tracking (MPPT) to enhance the charging process and optimize the energy harvested from the solar panels. By averting overcharging, a solar controller aids in prolonging the battery's lifespan and guaranteeing its efficient performance. Overcharging can result in the loss of electrolyte, excessive heat generation, and ultimately diminish the battery's capacity and lifespan. Moreover, solar controllers shield the batteries from deep discharge, which can also inflict damage upon them. Additionally, solar controllers are often equipped with various safety features, including short-circuit protection, reverse polarity protection, and over-temperature protection. These features serve to safeguard against potential electrical faults and ensure the system's safe and reliable operation. In conclusion, a solar controller acts as an intermediary between the solar panels and the battery bank, regulating the electricity flow and safeguarding the batteries against overcharging and other potential damages. It plays a pivotal role in optimizing the performance, efficiency, and longevity of a solar power system.
- Q:Is it possible to connect multiple solar controllers together?
- Yes, it is possible to connect multiple solar controllers together. This can be done by connecting the outputs of each solar controller in parallel, which allows them to work together to charge a common battery bank. However, it is important to ensure that the combined capacity of the solar controllers does not exceed the maximum charging capacity of the battery bank. Additionally, proper wiring and sizing of cables should be followed to minimize voltage drop and ensure efficient operation. It is also advisable to consult the manufacturer's guidelines and specifications to ensure compatibility and avoid any potential issues.
- Q:How do solar controllers help in maximizing energy harvest?
- Efficient management and regulation of electrical energy flow is essential for maximizing the energy harvest from solar panels. This is where solar controllers come in. They are designed to monitor and control the charging process of batteries connected to solar panels. A primary function of solar controllers is to prevent overcharging of batteries, which can result in reduced battery capacity and lifespan. By constantly monitoring the battery voltage and current, solar controllers ensure that the batteries are charged optimally, avoiding any damage caused by overcharging. This is particularly important in areas with high solar radiation, where the risk of overcharging is higher. Solar controllers also contribute to maximizing energy harvest through the implementation of maximum power point tracking (MPPT). This technology allows the solar controller to continuously adjust the voltage and current from the solar panels to the levels that produce the maximum power output. By dynamically tracking the maximum power point, solar controllers ensure that the solar panels operate at their most efficient state, even when faced with varying weather conditions or changes in solar intensity. Furthermore, solar controllers often include additional features such as load control and time-based control. Load control enables the solar controller to regulate the power supplied to loads connected to the system, preventing excessive consumption or discharge of the batteries. Time-based control allows users to program specific time intervals for the solar panels to charge the batteries, ensuring that energy harvest is maximized during periods of peak sunlight. In conclusion, solar controllers are crucial for maximizing energy harvest by preventing battery overcharging, implementing MPPT technology for optimal power output, and offering additional features for load and time-based control. These devices play a vital role in ensuring the efficient and effective utilization of solar energy, ultimately leading to increased energy harvest and improved system performance.
- Q:How does a solar controller protect batteries from over-discharging?
- A solar controller protects batteries from over-discharging by constantly monitoring the voltage of the batteries. When the voltage drops to a certain predefined level, the controller automatically disconnects the batteries from the load, preventing further discharge. This ensures that the batteries are not drained beyond their safe limit, extending their lifespan and preventing damage.
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Duo Battery Charge Controller Solar for Caravan, Motorhome, Boat and Golf Cart,20A,12/24V,EPIPDB-COM
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 30 pc
- Supply Capability:
- 1000 pc/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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