Solar Battery Controllers Compatible Poly-Crystalline 135W 156*156 Solar Modules

Solar Battery Controllers Compatible Poly-Crystalline 135W 156*156 Solar Modules

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Solar Module Descriptions:

PV systems use the most abundant energy source on the planet, solar radiation, to generate electricity. They are silent, consume no fuel and generate no pollution. They also contribute to the reduction of greenhouse gas emissions; a 2kW PV system on a house will prevent the emission of about 40 tonnes of CO2 during its projected 30 year lifetime. Furthermore, the use of PV will reduce your electricity bills and exposure to fluctuating and steadily rising electricity prices.

Customers benefit from our progressive system innovations. Around the world, we meet our customers' desire for the greatest possible reliability, long-term performance and aesthetic integration. No matter which kind of roof – we always have the right solution.

Solar Modules Poly-crystalline 135W 156*156 Module

Electrical Characteristics

Max-power (W)	135
Max-Power Voltage (V)	18.0
Max-Power Current (A)	7.5
Open-Circuit Voltage (V)	21.85
Short-Circuit Current (A)	8.18

Mechanical Characteristics

Cable type, Diameter and Length	4mm^2, TUV certified, 1000mm
Type of Connector	Compatible with MC4 plug
Arrangement of cells	4*9
Cell Size	156*156
Dimension	148267640
Weight	12Kg
Glass, Type and Thickness	High Transmission, Low Iron, Tempered Glass 3.2mm

Features

Guaranteed positive tolerance 0/+5w ensures power output reliability
Strong aluminum frames module can bear snow loads up to 5400Pa and wind loads up to 2400Pa.
Excellent performance under low light environments (mornings evenings and cloudy days)
12 years for product defects in materials and workmanship and 25 years for 80% of warranted minimum power.
Certifications and standards: IEC 61215.
Manufactured according to International Quality and Environment Management System (ISO9001, ISO14100).

FAQ

Q: Do you have any MOQ limit?

Our MOQ is 200 pieces.

Q: How long is the warranty period for the solar modules?

15 years 90% of its nominal power rating.

25 years 80% of its nominal power rating

Q: What kind of loads can I run on PV?

With a correctly designed PV system you can power almost any electrical load. However, as the load size increases the expense also increases. Loads like hot water heaters, air conditioners, room heaters and electric stoves should be avoided. The added cost of trying to power loads like these is very cost prohibitive. If these loads have to be powered it will be a lot less expensive to change the appliance to use an alternative fuel type like propane.

Q: How do PWM solar controllers differ from MPPT controllers?: PWM (Pulse Width Modulation) solar controllers and MPPT (Maximum Power Point Tracking) controllers differ in their approach to optimizing solar panel output. PWM controllers regulate the output voltage of the solar panels by rapidly switching the panel's current on and off. This is done to maintain a constant battery voltage. However, PWM controllers do not actively track the maximum power output from the panels, which can result in some energy loss, especially in cold weather or when the panels are not operating at their peak efficiency. On the other hand, MPPT controllers use advanced algorithms to continuously track and adjust the solar panel's output to ensure it operates at its maximum power point. By dynamically adjusting the voltage and current, MPPT controllers can extract more energy from the panels, thus maximizing the charging efficiency. This makes MPPT controllers more efficient and suitable for systems with higher voltage panels or in situations with shading or temperature variations. In summary, while PWM controllers regulate the voltage to maintain battery charge, MPPT controllers actively track and optimize the solar panel's maximum power output, resulting in higher charging efficiency and better performance in challenging conditions.

Q: How does a solar controller handle battery capacity testing?: A solar controller handles battery capacity testing by monitoring the voltage and current flow in and out of the battery. It typically measures the battery's voltage at regular intervals and calculates the state of charge (SOC) based on predefined voltage thresholds. By analyzing the SOC over time, the solar controller can estimate the battery's capacity and determine if it needs to be charged or discharged for optimal performance.

Q: How does a solar controller handle voltage drop in the wiring?: A solar controller handles voltage drop in the wiring by using a technique called PWM (Pulse Width Modulation) regulation. When there is a voltage drop in the wiring between the solar panels and the controller, the controller compensates for it by adjusting the duty cycle of the PWM signal. The solar controller constantly monitors the voltage at the panels and compares it to the desired voltage. If there is a drop in voltage due to wiring resistance, the controller increases the duty cycle of the PWM signal. This means that the controller allows more current to flow through the wiring, compensating for the voltage drop. By adjusting the duty cycle, the controller is able to maintain a constant voltage at the panels, ensuring that the maximum power output is achieved. This is important because voltage drop in the wiring can significantly reduce the efficiency of the solar system, leading to lower power generation. In addition to PWM regulation, some advanced solar controllers also employ MPPT (Maximum Power Point Tracking) technology. MPPT controllers are able to dynamically adjust the voltage and current to achieve the maximum power output from the solar panels. This technology further enhances the controller's ability to handle voltage drop in the wiring and optimize the system's performance.

Q: How do I determine the size of a solar controller for my system?: To determine the size of a solar controller for your system, there are a few factors you need to consider. Firstly, you need to determine the maximum current and voltage rating of your solar panels. This information is usually provided by the manufacturer of the panels. Next, you need to calculate the total wattage of your solar panels by multiplying the maximum current and voltage rating. This will give you an idea of the power output of your panels. Once you have the total wattage, you need to consider the charging current capacity of the solar controller. It is recommended to choose a controller that can handle at least 25% more current than the maximum output of your solar panels. This will allow for any fluctuations or variations in the system. Additionally, you should consider the battery capacity of your system. The solar controller should have a charging capacity that matches or exceeds the battery's capacity. This will ensure efficient charging and prevent any damage to the battery. Furthermore, it is important to consider the type of solar controller you need. There are different types available, such as PWM (Pulse Width Modulation) and MPPT (Maximum Power Point Tracking). MPPT controllers are generally more efficient and can handle higher voltages, but they are also more expensive. The type of controller you choose will depend on your specific system requirements and budget. Lastly, consider any future expansions or upgrades you may have in mind for your solar system. It is advisable to choose a solar controller that has some extra capacity to accommodate any future additions to your system. By considering factors such as the maximum current and voltage rating of your panels, total wattage, charging current capacity, battery capacity, type of controller, and future expansions, you can determine the appropriate size of a solar controller for your system.

Q: Can a solar controller be used with a solar-powered agricultural system?: Yes, a solar controller can be used with a solar-powered agricultural system. A solar controller helps regulate and optimize the charging and discharging of batteries in the system, ensuring efficient utilization of solar energy. It helps prevent overcharging and deep discharging, extending the lifespan of the batteries. Additionally, a solar controller can also provide monitoring and control features, allowing farmers to manage and adjust the system based on their agricultural needs.

Q: How does a solar controller handle the display of system information?: A solar controller handles the display of system information by collecting and processing data from various sensors and components of the solar system. It then uses this information to provide real-time updates on the system's performance, including battery status, charging/discharging rates, voltage, and current levels. This data is typically displayed on a digital screen or LED indicator, allowing users to monitor and optimize the efficiency of their solar system.

Q: Can a solar controller be used with a wind turbine system?: Yes, a solar controller can be used with a wind turbine system. The solar controller is responsible for regulating the charging of batteries in a solar power system, but it can also be programmed to work with a wind turbine system. However, it is important to note that a specific wind turbine controller may be more suitable for optimal performance and efficiency.

Q: What is the maximum charging voltage a solar controller can provide?: The maximum charging voltage a solar controller can provide typically depends on the specific model and its design. However, the range is commonly between 13.8 to 14.8 volts for a 12-volt system and 27.6 to 29.6 volts for a 24-volt system.

Q: Can a solar controller be used with solar street lights?: Indeed, solar street lights can utilize a solar controller. Referred to as a charge controller, a solar controller is a crucial element within a solar power system, responsible for managing the electricity flow between the solar panels and the batteries. Its primary function is to ensure efficient battery charging while safeguarding against overcharging or battery damage. For solar street lights specifically, a solar controller becomes indispensable, as it plays a pivotal role in regulating the charging and discharging processes of the batteries that supply power to the lights. By optimizing battery performance and lifespan, the solar controller ensures the effective and reliable operation of solar street lights.

Q: Can a solar controller be used with solar-powered indoor healthcare systems?: Solar-powered indoor healthcare systems can indeed utilize a solar controller. This controller plays a vital role in regulating the flow of power from the solar panels to the batteries within a solar power system. Even though indoor healthcare systems may not have direct access to sunlight, they can still harness solar energy by positioning solar panels outside the building to capture sunlight. The solar controller then effectively manages the charging and discharging of the batteries, which store this solar energy. Consequently, this stored energy becomes a reliable power source for various medical equipment, lighting, and other critical systems in indoor healthcare facilities, reducing dependence on grid electricity. This is particularly significant in regions with inconsistent or nonexistent access to electricity, ensuring a consistent and dependable supply of power.

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