Solar Street Light Controllers:2kW Wind Solar Hybrid PWM Stepless Unload Mode Controller

Solar Street Light Controllers:2kW Wind Solar Hybrid PWM Stepless Unload Mode Controller System 1

Solar Street Light Controllers:2kW Wind Solar Hybrid PWM Stepless Unload Mode Controller

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Loading Port:: Shanghai

Payment Terms:: TT or LC

Min Order Qty:: 1 unit

Supply Capability:: 5000 unit/month

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I. PRODUCT INTRODUCTION

The wind/solar hybrid controller is the control device which can control wind turbine and solar panel at the same time and transform wind and solar energy into electricity then stores to the battery bank.Wind/solar hybrid controller is the most important part in off-grid system, whose performance has much effect on life expectancy and operational stability of the whole system, especially the battery expectancy. Or battery service life will be shortened by over-charge or over-discharge.

II. PERFORMANCE FEATURES

Superior military-grade components to ensure the product stability.

Perfect protection function, thus the system has higher reliability.

Check and set all operation parameters as requirement from LCD display.

Voltage limiting and current-limiting charge mode ensures battery in the best charging status.

PWM stepless unload mode, which burn the excess power into dump load, making the battery charging in best status.

III. APPLICATION AREAS

Stand alone wind/solar hybrid power station; Stand alone domestic household wind/solar hybrid power system.

Mobile 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.

IV. 2KW TECHNICAL PARAMETERS

Product Model	WWS20-48	WWS20-96	WWS20-110	WWS20-120	WWS20-220
Rated Battery Voltage	48V	96V	110V	120V	220V
Rated Wind Turbine Input Power	2kW	2kW	2kW	2kW	2kW
Maximum Wind Turbine Input Power	3kW	3kW	3kW	3kW	3kW
Wind Turbine Brake Current	42A	21A	19A	17A	10A
Rated Solar Input Power	0.6 kW	0.6 kW	0.6 kW	0.6 kW	0.6 kW
Floating Charging Voltage	58V	116V	133V	145V	266V
Dimension(L x W x H)	442×425×172 mm
Net Weight	11.5 kg
Display Mode	LCD
Cooling	Fan
Protection Level	IP20（Indoor）
Quiescent Current	≤20 mA
Protection functions	Battery over charge; Battery over discharge; solar reverse charge protection; anti-reverse-connection protection; wind turbine over rotate speed protection; wind turbine over wind speed protection; wind turbine over voltage protection; wind turbine over current protection; manual brake protection; automatically brake protection; lightning protection.
Ambient Temperature	-20～+55℃
Ambient Humidity	0~93%,without condensing
Working Altitude	≤4000m
In order to serve our customers better. Our company can adjust parameters configuration according to customer’s requirement.

Q: How do solar controllers protect batteries?: Solar controllers protect batteries by regulating the flow of electricity from the solar panels to the batteries. They prevent overcharging by monitoring the battery voltage and disconnecting the panels when the battery is fully charged. Additionally, they prevent deep discharge by disconnecting the load from the battery when its voltage drops below a certain threshold, thus prolonging battery life and ensuring its optimal performance.

Q: What is the role of a battery capacity monitor in a solar controller?: The role of a battery capacity monitor in a solar controller is to measure and display the current state of charge of the battery bank. It helps users keep track of the amount of energy stored in the batteries, allowing them to make informed decisions about energy usage and ensure the batteries are not overcharged or discharged beyond safe levels. This helps maximize the lifespan and efficiency of the batteries and ensures the reliable operation of the solar power system.

Q: Can a solar controller be used with both grid-tied and off-grid systems?: Yes, a solar controller can be used with both grid-tied and off-grid systems. The solar controller's primary function is to regulate the charging and discharging of batteries in a solar power system. Whether it is connected to a grid-tied system or an off-grid system, the solar controller plays a crucial role in ensuring the efficient and safe operation of the system by managing the power flow to and from the batteries.

Q: What is the temperature rating of a solar controller?: A solar controller's temperature rating usually specifies the optimal temperature range within which it operates efficiently and effectively. This rating varies depending on the model and manufacturer, but generally falls between -20°C to 55°C (-4°F to 131°F). It is crucial to take this rating into account when choosing a solar controller for your system, as using it outside of the recommended temperature range may result in decreased performance or even controller damage.

Q: Can a solar controller be used with solar panel tracking algorithms?: Yes, a solar controller can be used with solar panel tracking algorithms. The solar controller is responsible for regulating the flow of electricity between the solar panels and batteries, ensuring optimal charging and preventing overcharging. By integrating a solar panel tracking algorithm, which adjusts the position of the solar panels to maximize sunlight exposure, the controller can enhance the efficiency and output of the solar system.

Q: How does a solar controller handle lightning protection?: A solar controller typically handles lightning protection by incorporating surge protection devices and grounding techniques to divert the high voltage and current caused by lightning strikes away from the solar system. This helps prevent any damage to the solar panels, batteries, and other components connected to the controller.

Q: Can a solar controller be used with solar-powered greenhouse ventilation systems?: Yes, a solar controller can be used with solar-powered greenhouse ventilation systems. A solar controller is designed to regulate and optimize the charging and discharging of batteries in solar systems, including those used in greenhouse ventilation. It helps manage the flow of solar power to ensure efficient operation of the ventilation system and prevent overcharging or undercharging of the batteries.

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: How does a solar controller handle voltage drops in the wiring system?: A solar controller regulates and manages the voltage output from solar panels. When there are voltage drops in the wiring system, the solar controller automatically adjusts the voltage to maintain a consistent and optimal level, ensuring efficient power transfer and preventing any potential damage to the connected devices or batteries.

Q: How does a solar controller prevent short circuits in the solar panel system?: A solar controller prevents short circuits in the solar panel system by monitoring the voltage and current flowing through the system. It regulates the charging process and ensures that the solar panels do not exceed their maximum power output, thus preventing any excessive current flow that could potentially cause a short circuit. Additionally, the controller may have built-in protection mechanisms such as fuses or circuit breakers, which further safeguard the system against short circuits.

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