Solar Panel Controllers - LCD/LED High Quality PWM Solar System Charge Controller/Regulator with CE ROHS, 45A 12V/24V, VS4524BN
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- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
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- Supply Capability:
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Features:
·Excellent EMC design
·32 bit MCU with high speed
·High efficient Series PWM charging
·Four battery type options: Sealed, Gel, Flooded, and USER
·Intelligent lighting and timer control for solar lighting system
·12 bit A/D high-precision sampling to ensure accuracy
·Use MOSFET as electronic switch
·Full control parameters setting and modification, diversified load control mode
·Humanized design of browser interface, undertake every operating conveniently
·Temperature compensation
·Adopt graphics dot-matrix LCD screen and HMI (human-machine interface) with 4 buttons,integrated menu displaying and operation
·Energy statistics function
·RS485 ports with MODBUS communication protocol
·Optional PC monitoring software and remote meter for real-time monitoring and battery management parameter setting
·Field upgradable firmware
Electronic Protections:
·PV short circuit protection
·PV reverse polarity protection
·Battery overcharge protection
·Battery over discharge protection
·Battery reverse polarity protection
·Load overload protection
·Load short circuit protection
·Overheating protection
Specification:
Model | VS1024BN | VS2024BN | VS3024BN | VS4524BN | VS6024BN |
Nominal system voltage | 12V/24V auto work | ||||
Rated battery current | 10A | 20A | 30A | 45A | 60A |
Rated load current | 10A | 20A | 30A | 45A | 60A |
Max. battery voltage | 32V | ||||
Equalize charging voltage | Sealed: 14.6V, Flooded: 14.8V, User-defined: 9~17V | ||||
Boost charging voltage | Gel: 14.2V, Sealed: 14.6V, Flooded: 14.8V, 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 | ||||
Self-consumption | ≤15mA(12V); ≤10mA(24V); ≤9mA(36V); ≤8mA(48V) | ||||
Grounding | Common negative | ||||
Temp. compensation | -3mV/°C/2V | ||||
Relative humidity | 10%~90% Non-condensation | ||||
Communication | RS485 / RJ45 interface | ||||
LCD temperature | -20°C ~ +70°C | ||||
Working temperature | -25°C ~ +55°C | ||||
Humidity | ≤95% N.C. | ||||
Enclosure | IP30 | ||||
Overall dimension | 162x85x40mm | 162x100x50mm | 200x103x58mm | 201x109x59mm | 205x129x67mm |
Terminals | 4mm2 | 10mm2 | 16mm2 | 35mm2 | 35mm2 |
Net weight | 0.2kg | 0.4kg | 0.7kg | 0.9kg | 1.3kg |
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.
Q5. What protection does your MPPT controller have?
A5. PV array short circuit, PV reverse polarity, Battery reverse polarity, Over charging, Output short circuit.
- Q: How does a solar controller handle short-circuit or overload conditions?
- A solar controller is designed to handle short-circuit or overload conditions in order to protect the solar panel system from damage. When a short-circuit or overload occurs, the solar controller employs various mechanisms to ensure the safety and proper functioning of the system. Firstly, the solar controller typically incorporates a built-in fuse or circuit breaker. This acts as a protective device that interrupts the flow of current when it exceeds a specific threshold. In the event of a short-circuit or overload, the fuse or circuit breaker will automatically trip, effectively cutting off the power supply and preventing further damage to the solar controller and connected equipment. Additionally, a solar controller may utilize advanced electronic circuitry to detect short-circuit or overload conditions. These circuits constantly monitor the current flowing through the system and compare it to predefined limits. If the current exceeds the specified limits, the controller will immediately take action to mitigate the situation. One common approach used by solar controllers is pulse width modulation (PWM) or maximum power point tracking (MPPT). These techniques dynamically adjust the output voltage and current of the solar panel to optimize power transfer while preventing excessive current flow. In case of a short-circuit or overload, the solar controller will adjust the output in real-time to ensure that the current remains within safe limits. Furthermore, modern solar controllers often feature various protection features such as overvoltage protection, reverse polarity protection, and temperature compensation. These additional safeguards further enhance the controller's ability to handle short-circuit or overload conditions by preventing potential issues that could arise from these scenarios. Overall, a solar controller employs a combination of protective devices, electronic circuitry, and advanced control techniques to handle short-circuit or overload conditions. By promptly detecting and responding to these situations, the solar controller ensures the safe and efficient operation of the solar panel system, safeguarding both the equipment and the integrity of the power supply.
- Q: Can a solar controller be used in a commercial solar power system?
- Yes, a solar controller can be used in a commercial solar power system. A solar controller helps regulate the charging and discharging of batteries in a solar power system, ensuring optimal performance and protecting the batteries from overcharging or discharging. This is crucial in both residential and commercial solar power systems to maximize energy efficiency and extend the lifespan of the batteries.
- Q: Can a solar controller be used with a solar-powered off-grid community?
- Yes, a solar controller can be used with a solar-powered off-grid community. A solar controller is an essential component of a solar power system as it regulates the flow of electricity from the solar panels to the batteries, ensuring safe and efficient charging. In an off-grid community, where the reliance on solar energy is crucial, a solar controller helps manage the power generation, storage, and distribution effectively. It helps protect the batteries from overcharging and prevents damage to the entire solar power system. Thus, a solar controller is an essential tool for maintaining a sustainable and reliable solar-powered off-grid community.
- Q: Can a solar controller be used with a solar-powered signage system?
- Yes, a solar controller can be used with a solar-powered signage system. A solar controller regulates the voltage and current flow from the solar panels to the signage system, ensuring proper charging and optimal performance of the system.
- Q: How do I protect a solar controller from overheating?
- To protect a solar controller from overheating, it is essential to ensure proper ventilation and adequate cooling. Place the controller in a well-ventilated area, away from direct sunlight or any heat sources. Additionally, consider installing a cooling fan or heat sink to dissipate excess heat. Regularly inspect the controller for any dust or debris buildup and clean it if necessary. Monitoring the ambient temperature and ensuring it stays within the controller's operating range will also help prevent overheating.
- Q: Can a solar controller be used with different types of solar panel mounting systems?
- Various types of solar panel mounting systems can be used in conjunction with a solar controller. The solar controller's role is to regulate the flow of electricity from the solar panels to either the batteries or the grid. This regulation is not contingent upon the specific mounting system employed. The primary function of the solar controller is to oversee and manage the charging process, guaranteeing efficient battery charging while preventing any potential damage or overcharging. As long as the solar panels align with the solar controller's voltage and current ratings, it can be utilized with any solar panel mounting system, such as roof-mounted, ground-mounted, or tracking systems.
- Q: How does a solar controller prevent overloading of batteries?
- A solar controller prevents overloading of batteries by continuously monitoring the charge level of the batteries and regulating the flow of energy from the solar panels. It ensures that the batteries receive only the optimal amount of energy required to charge them, preventing excessive charging and potential damage to the batteries.
- Q: How do I connect a solar controller to a solar-powered water heater?
- To connect a solar controller to a solar-powered water heater, you will need to follow a few steps: 1. Identify the solar controller: The solar controller is a device that regulates the flow of energy from the solar panels to the water heater. It is typically located near the solar panels and will have various input and output terminals. 2. Determine the type of solar controller: There are different types of solar controllers available, such as PWM (Pulse Width Modulation) and MPPT (Maximum Power Point Tracking). Make sure you have the appropriate controller for your system. 3. Locate the water heater: Identify the water heater's input and output terminals. These terminals are usually marked as "inlet" and "outlet" on the heater. 4. Connect the solar panels: Connect the solar panels to the input terminals of the solar controller. Follow the manufacturer's instructions for proper wiring and ensure that the positive and negative terminals are correctly connected. 5. Connect the water heater: Connect the outlet terminals of the solar controller to the inlet terminals of the water heater. Again, refer to the manufacturer's instructions for proper wiring. 6. Configure the solar controller: Once the connections are made, you may need to configure the solar controller based on your specific system requirements. This may involve setting temperature limits, flow rates, or other parameters. 7. Test the system: After completing the connections and configuration, test the system to ensure it is functioning correctly. Monitor the water temperature and flow to verify that the solar controller is effectively heating the water. Remember, it is crucial to consult the user manual or seek professional assistance if you are unsure about any step or have any concerns. Safety precautions should always be followed when working with electrical components.
- Q: How does a solar controller handle the protection against overloads?
- A solar controller handles protection against overloads by monitoring the current flowing from the solar panels to the battery. It uses built-in circuitry to detect when the current exceeds a safe level and automatically disconnects or reduces the flow of electricity to prevent damage to the system. This protection mechanism ensures that the solar controller and connected components are not overwhelmed by high currents, thus prolonging their lifespan and maintaining a safe operating environment.
- Q: How do you prevent short-circuiting of solar panels with a solar controller?
- You can prevent short-circuiting of solar panels with a solar controller by properly sizing the controller to match the panel's voltage and current rating. Additionally, the controller should have built-in protection features such as overcurrent and overvoltage protection, as well as short-circuit protection. These protective mechanisms ensure that any potential short-circuits or electrical faults are detected and the controller automatically shuts off the current flow to prevent damage to the solar panels.
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Solar Panel Controllers - LCD/LED High Quality PWM Solar System Charge Controller/Regulator with CE ROHS, 45A 12V/24V, VS4524BN
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- -
- Supply Capability:
- -
OKorder Service Pledge
OKorder Financial Service
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