Pwm 30A Solar LCD Controller with Best Price Hot Selling Model DM120A
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 1 unit
- Supply Capability:
- 10000 unit/month
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Production Introduction
Solar controller is control device which can control solar panel and transform solar energy into electricity then store to the battery bank. Solar controller is the most important part in offgrid system, whose performance has much effect on life expectancy and operation of the whole system, especially the battery expectancy.
Application Areas
Standalone Photovoltaic power station
Standalone Domestic household photovoltaic power system
Mobil communication base stations, expressway and other non-residential regions.
Coastal islands, remote mountainous, border posts for regions shortage of or without electricity.
Government demonstration projects, landscape lighting project etc.
- Q: How does a solar controller prevent damage to the solar panels from overvoltage conditions?
- A solar controller prevents damage to the solar panels from overvoltage conditions by regulating the flow of electricity from the panels to the batteries. It monitors the voltage levels and ensures that they do not exceed the safe operating range of the panels. If the voltage exceeds the limit, the controller will automatically disconnect or reduce the flow of electricity to protect the panels from damage.
- Q: What is the maximum charging current a solar controller can provide?
- The maximum charging current a solar controller can provide depends on the specific model and capacity of the controller. Generally, solar controllers can provide charging currents ranging from a few amperes to several tens or even hundreds of amperes, depending on the system requirements and the controller's design.
- Q: What is the difference between a PWM and MPPT solar controller?
- A PWM (Pulse Width Modulation) solar controller regulates the voltage output of a solar panel by rapidly switching the panel's output on and off. This results in a fixed voltage output, which may not be optimal for charging batteries or maximizing power output. On the other hand, an MPPT (Maximum Power Point Tracking) solar controller continuously adjusts the voltage and current to find the optimal operating point, known as the maximum power point (MPP), of the solar panel. This allows for higher power conversion efficiency, especially in conditions where the solar panel's output voltage is different from the battery's voltage. In summary, while a PWM controller regulates voltage through on-off switching, an MPPT controller dynamically adjusts voltage and current to maximize power output from the solar panel.
- Q: Can a solar controller be used with a wind turbine?
- Yes, a solar controller can be used with a wind turbine. Both solar panels and wind turbines generate DC electricity, and a solar controller can effectively regulate and manage the power generated by a wind turbine, ensuring optimal charging and protection for batteries or other energy storage systems. However, it's important to note that specific controllers designed for wind turbines may offer additional features and functionalities tailored to the unique characteristics of wind energy generation.
- Q: Can a solar controller be used in a solar-powered surveillance system?
- Yes, a solar controller can be used in a solar-powered surveillance system. A solar controller is responsible for regulating the flow of power from the solar panels to the battery storage system. In a solar-powered surveillance system, the solar controller ensures that the battery is charged efficiently and protects it from overcharging or discharging, thereby ensuring uninterrupted power supply to the surveillance equipment.
- Q: What is the maximum load power for a solar controller?
- The maximum load power for a solar controller is the maximum amount of power that can be safely drawn or used by the load or appliance connected to the solar controller.
- Q: What is the maximum power consumption of a solar controller?
- The maximum power consumption of a solar controller typically depends on its model and specifications. However, most solar controllers have a relatively low power consumption ranging from a few milliwatts up to a few watts.
- Q: What is the role of a battery temperature sensor in a solar controller?
- The role of a battery temperature sensor in a solar controller is to monitor and regulate the temperature of the battery. This sensor ensures that the battery operates within its optimal temperature range, which helps to prolong its lifespan and improve its performance. Additionally, it helps prevent overheating or freezing conditions that could potentially damage the battery.
- Q: What are the safety certifications to look for in a solar controller?
- When looking for safety certifications in a solar controller, there are several important ones to consider. Here are a few key certifications to look for: 1. UL Listing: Underwriters Laboratories (UL) is a widely recognized and respected organization that tests and certifies products for safety. A UL Listing ensures that the solar controller has undergone rigorous testing and meets specific safety standards. 2. CE Marking: The CE Mark is a mandatory certification for products sold in the European Economic Area (EEA). It indicates that the solar controller complies with essential health, safety, and environmental protection requirements set by the European Union. 3. RoHS Compliance: The Restriction of Hazardous Substances (RoHS) directive restricts the use of certain hazardous substances in electrical and electronic equipment. A solar controller with RoHS compliance ensures that it does not contain harmful substances like lead, mercury, cadmium, and others. 4. TÜV Certification: TÜV is a German certification organization known for its stringent testing processes. A TÜV certification ensures that the solar controller has met specific safety and quality standards. 5. FCC Compliance: If you are in the United States, checking for Federal Communications Commission (FCC) compliance is essential. This certification ensures that the solar controller meets electromagnetic compatibility (EMC) requirements and does not interfere with radio or television signals. Additionally, you may also want to look for certifications related to specific safety features in solar controllers. For example, if the controller includes overcharge or over-discharge protection, certifications like Overcharge Protection Certification (OPC) or Over-discharge Protection Certification (ODPC) would indicate that these features have been tested and verified. It's important to note that the specific certifications required may vary depending on your location, regulations, and the application of the solar controller. Be sure to research and understand the safety requirements and certifications relevant to your specific needs before making a purchase.
- Q: Can a solar controller be used with solar-powered water treatment plants?
- Yes, a solar controller can be used with solar-powered water treatment plants. The solar controller helps regulate and optimize the flow of electricity from the solar panels to the water treatment system, ensuring efficient operation and maximum utilization of available solar energy. It also helps monitor and protect the batteries used for energy storage, ensuring a reliable power supply for the water treatment plant.
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Pwm 30A Solar LCD Controller with Best Price Hot Selling Model DM120A
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 1 unit
- Supply Capability:
- 10000 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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