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: Do solar controllers require regular maintenance?: Yes, solar controllers do require regular maintenance. This typically involves checking the connections, cleaning any debris or dust, inspecting the wiring, and ensuring proper functioning of the controller. Regular maintenance helps to optimize performance and prolong the lifespan of the solar controller.

Q: How do I troubleshoot common issues with a solar controller?: To troubleshoot common issues with a solar controller, you can follow these steps: 1. Check the connections: Ensure all cables and connectors are securely plugged in and free from any damage or corrosion. 2. Examine the solar panels: Inspect the panels for any physical damage or debris that may be obstructing sunlight. Clean them if necessary. 3. Verify battery connections: Ensure the battery terminals are clean, tight, and properly connected. Loose or corroded connections can affect the controller's performance. 4. Check battery voltage: Measure the voltage of the battery using a multimeter. If it's significantly lower than expected, the battery might be faulty or needs charging. 5. Inspect the controller display: Look for error codes or warning messages on the controller's display. Refer to the manufacturer's manual to understand the meaning behind these indications. 6. Reset the controller: Some issues can be resolved by resetting the controller. Disconnect the solar panels and battery, wait for a few minutes, and then reconnect them. 7. Monitor the charge controller: Observe the controller's behavior during different times of the day. If it's not charging the battery or regulating the voltage properly, it might be defective and need replacement. 8. Consult the manufacturer: If the above steps don't resolve the issue, contact the manufacturer or consult their customer support. They can provide specific troubleshooting advice or recommend professional assistance if needed.

Q: What is the maximum number of user-defined settings supported by a solar controller?: The maximum number of user-defined settings supported by a solar controller can vary depending on the specific model and brand. However, it is common for solar controllers to support a significant number of user-defined settings, typically ranging from 10 to 20 settings.

Q: How does a solar controller handle battery balancing?: A solar controller handles battery balancing by monitoring the charge level of individual batteries in a battery bank and ensuring that each battery receives an equal amount of charge. It achieves this by regulating the charging current and voltage to prevent overcharging or undercharging of any individual battery. This helps to prolong the battery life and optimize the overall performance of the battery bank.

Q: How does a solar controller prevent damage to the solar panels from environmental pollutants?: A solar controller prevents damage to the solar panels from environmental pollutants by regulating the flow of energy between the panels and the batteries. It ensures that the panels do not receive excessive voltage, which can lead to overheating and damage. Additionally, the controller helps minimize the impact of pollutants such as dust, dirt, and debris by controlling the charging process and preventing the accumulation of harmful substances on the panels.

Q: Can a solar controller be used with a solar-powered emergency backup system?: Yes, a solar controller can be used with a solar-powered emergency backup system. A solar controller regulates the flow of energy from the solar panels to the backup system's battery, ensuring that it is charged efficiently and effectively. This helps to maintain the battery's health and prolong its lifespan. Additionally, a solar controller can provide important features such as overcharge protection and load control, which are crucial for the reliable operation of an emergency backup system.

Q: Can a solar controller be used with solar-powered air pollution monitoring stations?: Solar-powered air pollution monitoring stations can utilize a solar controller, which is a device responsible for regulating the power and charging process of solar panels. Its primary function is to prevent overcharging or undercharging, thereby ensuring the batteries are efficiently and safely charged. In the case of these monitoring stations, solar panels generate electricity to power the equipment. To maintain optimal battery charging levels, a solar controller becomes essential. As batteries store the generated energy, a solar controller guarantees continuous power supply during low sunlight periods or at night. By incorporating a solar controller, these stations can efficiently operate in locations with fluctuating sunlight levels, ensuring reliable and uninterrupted functionality.

Q: What is the maximum distance between the solar panel and the solar controller?: The maximum distance between the solar panel and the solar controller depends on the specific equipment being used. However, in general, it is recommended to keep the distance as short as possible, typically within 100 feet or 30 meters.

Q: How does a solar controller prevent thermal runaway in batteries?: A solar controller prevents thermal runaway in batteries by monitoring and regulating the charging process. It ensures that the batteries are not overcharged, which can lead to excessive heat generation and potential thermal runaway. The controller adjusts the charging voltage and current to maintain a safe and optimal charging level, preventing any damage or overheating to the batteries.

Q: How does a solar controller prevent short circuits in the solar panel system?: The prevention of short circuits in a solar panel system is greatly facilitated by a solar controller, also referred to as a charge controller. Acting as an intermediary between the solar panels and the battery or load, its primary function is to regulate and control the flow of electricity. An essential task performed by a solar controller is the regulation of the battery's charging process. It carefully monitors the voltage and current levels originating from the solar panels, ensuring that the battery is charged within safe thresholds. By overseeing the charging procedure with precision, it effectively averts the risk of excessive electricity flow that could potentially result in a short circuit. Furthermore, a solar controller incorporates an array of protective features that serve to prevent short circuits. Typically, it includes circuit breakers or fuses that act as fail-safes in the event of any electrical faults. These protective devices are designed to interrupt the flow of electricity promptly when an overcurrent situation arises, effectively safeguarding the system against damage or short circuits. Moreover, solar controllers often integrate built-in mechanisms to counteract reverse current flow. During periods of darkness or low light conditions when the solar panels are not generating power, the controller prevents the battery's current from flowing back into the panels, thus averting the possibility of a short circuit. By effectively inhibiting reverse current flow, the controller acts as a barrier against potential electrical faults. In conclusion, the vital role of a solar controller in preventing short circuits in a solar panel system is achieved through the regulation of the charging process, the inclusion of protective features such as circuit breakers or fuses, and the prevention of reverse current flow. Its primary objective is to maintain a secure and efficient flow of electricity, ensuring the durability and dependability of the entire solar panel system.

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