Mastervolt Solar Charge Controller 220V 100A - Best Price for Solar Power System
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 PCS
- Supply Capability:
- 500 PCS/month
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Properties of the solar charge controller
1. Design for off-grid solar power system.
2. Applicable to different kinds of batteries.
3. Modular design with simple structure and easy maintenance.
4. Automatic power control function.
5. LCD display: Solar panel current, solar panel voltage, solar panel power, battery group voltage, charge current.
6. Perfect protection function: Solar reverse charge protection, Solar reverse connection protection, Battery reverse connection protection, Battery overcharge protection, Battery over current protection etc ,thus the system has higher reliability.
Technical parameters of the solar charge controller
Model | 220V100A |
Battery group rated voltage | 220Vdc |
PV open circuit voltage(Vdc) | 500V |
PV Rated current | 100A |
PV Max. power | 22000Wp |
Input DC Voltage Range(Vdc) | 175-260Vdc |
Input PV module road number | 2 |
Function | Auto stop charge, auto recharge voltage; Protection: connecting contrary, over current, short circuit, over heat etc. |
Display mode | LCD |
Display content | solar panel voltage, solar panel current, solar panel power, battery voltage, charge current |
Floating Charge Voltage （adjustable） | 248Vdc |
Stop charge voltage | 260Vdc |
Recharge voltage | 243Vdc |
Voltage drop between PV and battery | 1.5V |
Max itself power consumption | 100mA-150mA |
Work environment temperature | -30-60°C |
Relative humidity | ＜90% No condensation |
Applicable altitude | ＜3000m The rated power should be reduced when it is higher than 2000m |
Noise (1m) | ＜40dB |
Degree of protection | IP20（Indoor） |
Cooling method | Forced air cooling |
*Communication interface (optional) | RS485/USB/GPRS/Ethernet |
*Temperature compensation(optional) | -4mv/°C/2V,-35°C~+80°C,Accuracy:±1°C |
Package size (mm) | Wood case, 750*380*590mm |
Package Weight(kg) | 36Kg |
*Above parameter only for reference. Could be custom made to user specifications.
- Q: How does a solar controller handle short-circuit or overload conditions?
- To safeguard the solar panel system from damage, a solar controller is specifically designed to handle short-circuit or overload situations. When such incidents occur, the solar controller utilizes various mechanisms to guarantee the system's safety and proper functioning. First and foremost, the solar controller typically incorporates an integrated fuse or circuit breaker. This component acts as a protective device that interrupts the current flow when it surpasses a specific threshold. In the event of a short-circuit or overload, the fuse or circuit breaker automatically trips, effectively cutting off the power supply and preventing any further harm to the solar controller and connected equipment. Furthermore, a solar controller may employ advanced electronic circuitry to detect short-circuit or overload conditions. These circuits continuously monitor the current flowing through the system and compare it to predetermined limits. If the current exceeds the specified limits, the controller promptly takes action to mitigate the situation. One common strategy employed by solar controllers is the utilization of 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 the case of a short-circuit or overload, the solar controller adjusts the output in real-time to ensure that the current remains within safe limits. Moreover, modern solar controllers often include additional protection features such as overvoltage protection, reverse polarity protection, and temperature compensation. These additional safeguards 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 utilizes a combination of protective devices, electronic circuitry, and advanced control techniques to effectively manage short-circuit or overload situations. By promptly detecting and responding to these occurrences, the solar controller guarantees the safe and efficient operation of the solar panel system, safeguarding both the equipment and the integrity of the power supply.
- Q: Are solar controllers weatherproof?
- Yes, solar controllers are typically weatherproof. Solar controllers are designed to withstand outdoor conditions, including exposure to rain, snow, extreme temperatures, and other weather elements. They are constructed with durable materials and often have an IP (Ingress Protection) rating that indicates their level of protection against dust and water. However, it is essential to check the specific product specifications and IP rating of a solar controller to ensure it is suitable for the intended outdoor application.
- Q: Can a solar controller be used with solar panels that are connected to a micro-inverter?
- When solar panels are connected to a micro-inverter, it is possible to use a solar controller. The purpose of a solar controller is to regulate the charging of batteries in a solar power system. It manages the flow of electricity from the solar panels to the batteries, preventing overcharging and ensuring efficient charging. In a system where solar panels are connected to a micro-inverter, the micro-inverter converts the DC power generated by the solar panels into AC power. This AC power can be used by household appliances or sent back to the grid. The micro-inverter adjusts the output voltage and frequency of the AC power. Despite the presence of a micro-inverter, the solar controller can still be utilized to regulate battery charging. It monitors the current and voltage of the solar panels and adjusts the charging parameters accordingly. While the micro-inverter's role is limited to power conversion, the solar controller optimizes the charging process to ensure proper battery charging and protection. In summary, combining a solar controller and a micro-inverter enables efficient power conversion and optimal battery charging in a solar power system.
- Q: What is the maximum number of load control modes supported by a solar controller?
- The maximum number of load control modes supported by a solar controller can vary depending on the specific model and manufacturer. However, some advanced solar controllers can support multiple load control modes, typically ranging from 2 to 4 modes.
- Q: Can a solar controller handle power spikes from appliances?
- Yes, a solar controller is designed to handle power spikes from appliances. It regulates the flow of electricity from the solar panels to the batteries, ensuring a smooth and steady charge. Additionally, most solar controllers have built-in protection mechanisms, such as surge protection and voltage regulation, which help to handle any unexpected power spikes from appliances and prevent damage to the system.
- Q: Can a solar controller be used with solar panels that are mounted on a rooftop?
- Yes, a solar controller can be used with solar panels that are mounted on a rooftop. A solar controller helps regulate and optimize the charging of batteries connected to solar panels. It ensures that the batteries are charged safely and efficiently by managing the flow of energy from the solar panels. Whether the solar panels are mounted on a rooftop or any other location, a solar controller can be utilized to enhance the performance and longevity of the solar system.
- Q: How do you determine the charging parameters for a solar controller?
- When determining the charging parameters for a solar controller, several important factors need to be taken into consideration. First and foremost, the type of battery being used must be determined. Different battery types, such as lead-acid or lithium-ion, have varying charging requirements. Each battery type has its own specific voltage range and recommended charging current. It is crucial to consult the manufacturer's specifications for your battery to guarantee safe and optimal charging. Next, the specifications of the solar panels should be considered. Solar panels have a maximum power rating, which indicates the amount of power they can generate under ideal conditions. It is important to ensure that the solar controller you choose can handle the maximum voltage and current output of your specific solar panel. Furthermore, the system voltage must be taken into account. The system voltage is determined by the overall setup of your solar power system, including the battery bank, solar panels, and other components. Common system voltages include 12V, 24V, or 48V. The selected solar controller must be compatible with the system voltage to ensure efficient charging. It is also essential to consider the desired charging algorithm. Solar controllers offer different charging algorithms, such as pulse width modulation (PWM) or maximum power point tracking (MPPT). PWM controllers are simpler and more cost-effective, while MPPT controllers are more advanced and can maximize the power output of the solar panels. The choice of charging algorithm depends on individual needs and budget. Lastly, any specific requirements or features should be taken into account. Some solar controllers offer additional functionalities such as temperature compensation, which adjusts the charging parameters based on the battery temperature. This feature can optimize charging efficiency and extend battery life. Overall, determining the charging parameters for a solar controller involves considering the battery type, solar panel specifications, system voltage, desired charging algorithm, and any specific requirements or features. It is crucial to thoroughly review the manufacturer's guidelines and specifications to ensure proper and efficient charging of your solar power system.
- Q: What is the role of a solar controller in preventing battery undercharging?
- Ensuring the longevity and optimal performance of solar battery systems relies heavily on the crucial role played by a solar controller in preventing battery undercharging. Acting as a mediator between the solar panels and batteries, the solar controller effectively regulates the energy flow and safeguards against undercharging. When electricity is generated by solar panels, it is initially in the form of direct current (DC) and must be converted and controlled before being stored in the batteries. This task is effectively carried out by a solar controller, which continuously monitors the voltage and current levels of both the solar panels and batteries. Among the primary functions of a solar controller is the prevention of battery overcharging, which can cause damage or reduce the batteries' lifespan. However, it is equally important in averting battery undercharging. Undercharging occurs when the batteries do not receive enough charge to reach their full capacity, resulting in diminished performance and a shortened lifespan. To address this issue, the solar controller consistently monitors the battery voltage and adjusts the charging current accordingly. It ensures that the batteries receive an adequate amount of charge to replenish any energy consumed, thereby maintaining them at an optimal state of charge. The solar controller employs a charge algorithm that takes various factors into account, including battery type, ambient temperature, and charging conditions, to determine the appropriate charging current. By adjusting the charging voltage to align with the battery manufacturer's specifications, the solar controller effectively prevents both overcharging and undercharging. Furthermore, solar controllers often incorporate additional features such as temperature compensation and low voltage disconnect (LVD) to further safeguard against battery undercharging. Temperature compensation adjusts the charging voltage based on the ambient temperature, ensuring optimal charging regardless of weather conditions. LVD protects the batteries by disconnecting loads when the voltage falls below a specific threshold, thus preventing excessive discharge and undercharging. In summary, the role of a solar controller in preventing battery undercharging revolves around regulating the energy flow from solar panels to batteries, constantly monitoring voltage and current levels to guarantee a sufficient charge. By preventing undercharging, the solar controller maximizes the performance, lifespan, and overall efficiency of solar battery systems.
- Q: What is the maximum charging current that a solar controller can handle?
- The specific model and specifications of a solar controller determine its maximum charging current capacity. Solar controllers are generally designed to handle various charging currents based on the size and capacity of the solar system. Manufacturers usually mention the maximum charging current in the product specifications or user manual. For smaller controllers used in smaller solar systems, it can range from a few amperes, while larger controllers used in bigger solar installations can handle several hundred amperes. When selecting a solar controller, it is crucial to consider the maximum charging current to ensure that it can manage the current generated by the solar panels and meet the battery system's charging requirements. Going beyond the maximum charging current limit of a solar controller may cause damage to the controller or the connected battery system. Therefore, it is advisable to carefully examine the product specifications and seek guidance from the manufacturer or a solar professional to determine the appropriate solar controller for a specific solar system.
- Q: How do you prevent battery sulfation with a solar controller?
- Battery sulfation can be prevented with a solar controller by employing a smart charging algorithm that includes a desulfation mode. This mode periodically sends high voltage pulses to the battery, effectively breaking down any lead sulfate crystals that may have formed on the battery plates. By regularly applying this desulfation process, the solar controller helps to prevent and reverse sulfation, ensuring optimal battery performance and longevity.
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Mastervolt Solar Charge Controller 220V 100A - Best Price for Solar Power System
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 PCS
- Supply Capability:
- 500 PCS/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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