Midnite Solar Controllers Maximum Power Tracking Solar Controller Model MPPT 20
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 unit
- Supply Capability:
- 150 unit/month
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1. Structure of MPPT Maximum Power Tracking Solar Controller Model MPPT 15/ MPPT 30
The controller is an indispensable part of solar system, this MPPT Maximum power tracking solar controller is remarkable, because it can adjust with intelligence the working voltage of solar panels, so that the solar panels can reach the maximum power spot of the V-A characteristics curve during the work. Compared with the common solar controller, this MPPt Maximum power tracking solar controller can increase the use ratio of the solar panels power by 10-30%.
2. Main Features of MPPT Maximum Power Tracking Solar Controller Model MPPT 20
· Protection against overcharging of the accumulator
· Protection against over discharging of the accumulator
· Protection against reverse discharging of the accumulator to solar panels
· Overload protection and short circuit protection
3. MPPT Maximum Power Tracking Solar Controller Model MPPT 20 Images
4. MPPT Maximum Power Tracking Solar Controller Model MPPT 20 Specification
Type | MPPT20-12/25 | MPPT20-24/50 |
Nominal Voltage | DC：12V | DC：24V |
Voltage scope available for Max. solar power tracking | 12-25V | 24-50V |
Max. open circuit voltage for solar energy | 25V | 50V |
Max. charging current | 20A（referring charging current from accumulator） | |
Max. discharging current | 20A | 20A |
No load losses | ≤8mA | ≤40mA |
Off voltage after full charging | 14V | 28V |
Off voltage when undervoltage | 10.5V | 21V |
Starting recovery voltage | 12.6V | 25.2V |
Efficiency | 95%～97% | |
5. FAQ
We have organized several common questions for our clients, which may help you sincerely:
a) How about your capacity?
We can produce 300,000 set inverter per year currently, 60,000 set solar energy charge controllers. And the product is sold towards domestic and Europe, Australia and Africa etc.
b) How to guarantee the quality of the products?
The company presses the ISO9000 quality management system control product quantity strictly, the export production all passes the relevant national company check (CE, ROHS), and get high evaluation of the customer.
c) How long can we receive the product after signing Sales Confirmation?
Generally speaking, if there is enough quantity of finished products which can meet the clients’ requirement, we can manage the delivery within three to five working days according to the instruction of the payment terms in the Sales Confirmation; if the products need some time to get ready, we will arrange the delivery as soon as possible after the manufacture.
- Q:How does a solar controller regulate the charging and discharging of batteries?
- The solar controller, also called a charge controller or solar regulator, is a necessary component in a solar power system that manages the charging and discharging of batteries. Its main purpose is to guarantee that the batteries receive the right amount of charge from the solar panels and prevent them from being overcharged or deeply discharged, which may cause battery damage. The charging process starts when sunlight is captured by the solar panels and converted into electrical energy. Acting as an intermediary between the solar panels and the batteries, the solar controller connects them together. It monitors the voltage and current output from the solar panels and adjusts the charging process accordingly. During the charging phase, the solar controller regulates the flow of electrical energy from the solar panels to the batteries. It utilizes techniques like pulse width modulation (PWM) or maximum power point tracking (MPPT) to optimize the charging efficiency. PWM adjusts the voltage and current supplied to the batteries by rapidly switching the charging circuit on and off. On the other hand, MPPT constantly tracks the maximum power point of the solar panels to extract the maximum available power. The solar controller also integrates several protection mechanisms to prevent battery damage. It uses voltage sensors to monitor the battery voltage and ensures that it doesn't exceed the recommended charging voltage. This prevents overcharging, which could lead to battery overheating or even explosion. Additionally, the solar controller monitors the battery's state of charge and prevents deep discharging, which can reduce battery lifespan. Moreover, a solar controller often includes additional features such as temperature compensation, load control, and display functions. Temperature compensation adjusts the charging voltage based on the battery temperature to optimize charging efficiency. Load control allows the solar controller to manage the power consumption of connected devices, ensuring that the batteries are not excessively drained. Display functions provide information about the system's performance, including battery voltage, charging current, and system status. To sum up, a solar controller plays a crucial role in managing the charging and discharging of batteries in a solar power system. It ensures that the batteries receive the appropriate charge from the solar panels while safeguarding them against overcharging and deep discharging. With its various control mechanisms and additional features, the solar controller helps maximize the efficiency and lifespan of the batteries in a solar power system.
- Q:What are the advantages of using a solar controller in a solar power system?
- The advantages of using a solar controller in a solar power system are that it helps regulate the charging and discharging of the batteries, protects them from overcharging and over-discharging, increases their lifespan, improves overall system efficiency, and provides detailed information and monitoring capabilities to ensure optimal performance.
- Q:Can a solar controller handle different load types (e.g., resistive, inductive)?
- Yes, a solar controller can handle different load types such as resistive and inductive. The controller is designed to regulate and control the flow of power from the solar panels to the connected load, regardless of the load type.
- Q:How does a solar controller handle shading or partial shading of solar panels?
- A solar controller handles shading or partial shading of solar panels by utilizing a technique called Maximum Power Point Tracking (MPPT). MPPT technology allows the controller to constantly monitor the voltage and current output of the solar panels and adjust the operating parameters to ensure they are always operating at their maximum power output, even when shaded. This helps to optimize the overall performance of the solar system and mitigate the impact of shading on energy generation.
- Q:How does a solar controller prevent damage from power surges?
- A solar controller prevents damage from power surges by regulating and monitoring the incoming solar power to ensure it stays within safe voltage levels. In case of a power surge, the controller redirects the excess energy and diverts it away from the connected devices or batteries, thus protecting them from potential damage.
- Q:What is the role of a solar controller in preventing overcurrent in the solar panel system?
- The role of a solar controller in preventing overcurrent in the solar panel system is to regulate the flow of electricity from the panels to the battery. It constantly monitors the current being produced by the panels and adjusts it to ensure that it does not exceed the safe operating limits of the system. If the current exceeds these limits, the solar controller will automatically reduce the flow of electricity to prevent any damage or overheating that could occur.
- Q:Can a solar controller be used in a solar-powered electric airplane system?
- Yes, a solar controller can be used in a solar-powered electric airplane system. A solar controller is responsible for regulating the voltage and current from solar panels, ensuring efficient charging of batteries and protecting them from overcharging or discharging. In a solar-powered electric airplane system, the solar controller would play a crucial role in managing the power generated by the solar panels and ensuring optimal performance and safety of the system.
- Q:Can a solar controller be used with solar-powered research facilities?
- Yes, a solar controller can be used with solar-powered research facilities. A solar controller regulates the flow of electricity from solar panels to the facility's electrical system, ensuring optimum performance and protection against overcharging or damage to the batteries. It plays a crucial role in managing the energy generated by solar panels, making it an essential component for solar-powered research facilities.
- Q:Can a solar controller be used with a solar-powered recycling bin?
- Yes, a solar controller can be used with a solar-powered recycling bin. The solar controller helps regulate and control the charging and discharging of the solar-powered recycling bin's battery, ensuring optimal performance and efficient energy management.
- Q:What is the temperature compensation range of a solar controller?
- The temperature compensation range of a solar controller typically varies between -10°C to +40°C.
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Midnite Solar Controllers Maximum Power Tracking Solar Controller Model MPPT 20
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 unit
- Supply Capability:
- 150 unit/month
OKorder Service Pledge
OKorder Financial Service
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