Best Charge Controllers for Solar:DC 12V/24V/48V Auto Work 20A Solar MPPT Battery Charger Controller
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 unit
- Supply Capability:
- 9999 unit/month
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Smart2 20A Solar MPPT Battery Charger Controller
More Pictures
LAN/RS232 connecting
Upper PC software (real time monitor)
Application
Feature
1. MPPT charging mode, conversion efficiency upto 99%
2. Maximum PV input voltage up to DC150V
3. RS232 and LAN communication port
4.Discharge mode: ON/OFF mode, double time control mode, PV voltage control mode, PV voltage+time delay mode.
5.LCD and LED show various parameters
6. Controllers can be connected in unlimited parallels
7. CE,RoHS, FCC certification approved
8. 2 years warranty, lifelong free technical service.
Parameter
| Model:I-P-SMART2-20A/25A/30A -series | 20A | 25A | 30A | ||
| Charge Mode | Maximum Power Point Tracking | ||||
| Method | 3 stages: fast charge(MPPT),constant voltage, floating charge | ||||
| System Type | DC12V/24V/48V | Automatic recognition | |||
| PV Modules Utilization Rate | 12V/24V/48Vsystem | ≥99% | |||
| Input Characteristics | |||||
| MPPT Working Voltage and Range | 12V system | DC18V~DC150V | |||
| 24V system | DC34~DC150V | ||||
| 48V system | DC65~DC150V | ||||
| Input Overvoltage Protection Point | 12V/24V/48V system | DC150V | |||
| Max. PV Power | 12V system | 286W | 357W | 429W | |
| 24V system | 572W | 715W | 858W | ||
| 48V system | 1144W | 1430W | 1716W | ||
| Output Characteristics | |||||
| Selectable Battery Types | 12V/24V/48Vsystem | Sealed lead acid, vented, Gel, NiCd battery | |||
| (Default type is GEL battery) | (Other types of the batteries also can be defined) | ||||
| Rated Output Current | 12V/24V/48V system | 20A | 25A | 30A | |
| Physical | |||||
| Pc (communication port) | RS232 or LAN | ||||
| Measurement D*W*H(mm) | 220*165*70mm | ||||
| N.G(kg) | 2kg | ||||
| Color | Blue/Green/OEM (optional) | ||||
| Safety | CE, RoHS,FCC | ||||
Certifications |
F&Q: |
Q1. How to ensure and monitor the products quality?
A1: We have established a perfect Quality Management System, In strict
accordance with ISO9001: 2008 quality system and ISO14001 environment system for quality assurance management;
Our ISO9001:2008 Quality System certificate encoding: CHIN/TW/QMS/00119;
Our ISO14001 Environment System certificate encoding: CHIN/TW/EMS/00028;
Q2. What is the warranty of products?
A2: The warranty period of different products are different; 5 years, 3 years, 2 years, 1 years; More details please refer to the product specification or manual; we will provide free life-long technical support ;
Q3. What is the difference between MPPT&PWM?
A3. MPPT charging mode, peak efficiency up to 99%, saving 30%~60% solar panel than traditional PWM controller.
- Q: What is the purpose of the low voltage disconnect feature on a solar controller?
- The purpose of the low voltage disconnect feature on a solar controller is to protect the batteries from deep discharge, which can lead to irreversible damage. When the voltage drops below a certain threshold, the controller disconnects the load from the batteries to prevent further discharge and ensure their longevity.
- Q: What is the role of a solar controller in preventing battery sulfation?
- The role of a solar controller in preventing battery sulfation is to regulate the charging process of the battery and ensure that it is done efficiently and effectively. By monitoring the battery voltage and current, the solar controller can prevent overcharging, which is a major cause of battery sulfation. It also controls the charging rate to avoid undercharging, which can lead to sulfation as well. Overall, the solar controller plays a crucial role in maintaining the optimal charging conditions for the battery, thereby preventing sulfation and prolonging its lifespan.
- Q: Is it possible to connect multiple solar controllers together?
- Yes, it is possible to connect multiple solar controllers together. This can be done by connecting the outputs of each solar controller in parallel, which allows them to work together to charge a common battery bank. However, it is important to ensure that the combined capacity of the solar controllers does not exceed the maximum charging capacity of the battery bank. Additionally, proper wiring and sizing of cables should be followed to minimize voltage drop and ensure efficient operation. It is also advisable to consult the manufacturer's guidelines and specifications to ensure compatibility and avoid any potential issues.
- Q: The controller has a water setting thawing no other settings inside the regular thawing temperature constant water level
- Solar controller with live heating, with no electric heating, and now your controller without electric heating, can only replace a charged heating. "Solar public welfare network" free consultation
- Q: Can a solar controller be used with a solar panel cleaning system?
- Yes, a solar controller can be used with a solar panel cleaning system. The solar controller helps regulate the voltage and current flow from the solar panels to the cleaning system, ensuring efficient and safe operation.
- Q: How does a solar controller prevent damage from power fluctuations?
- A solar controller prevents damage from power fluctuations by regulating and stabilizing the incoming solar power to match the requirements of the connected devices or batteries. It acts as a barrier between the solar panels and the load, ensuring that the voltage and current remain within safe limits and preventing any damage caused by sudden voltage spikes or drops.
- Q: How does a solar controller handle fluctuating solar panel output?
- A solar controller handles fluctuating solar panel output by regulating the flow of electricity from the panels to the batteries or the electrical grid. It continuously monitors the voltage and current produced by the panels and adjusts the charging parameters accordingly to ensure optimal charging efficiency and prevent overcharging or damage to the batteries.
- Q: How do I determine the maximum load output current for a solar controller?
- To determine the maximum load output current for a solar controller, you will need to consider a few key factors. Firstly, check the specifications provided by the manufacturer of the solar controller. This information is usually available in the product manual or on the manufacturer's website. Look for the maximum load output current rating, which is typically given in amps (A). Additionally, consider the size and capacity of your solar panel system. The maximum load output current of the solar controller should be compatible with the capacity of your solar panels. If your solar panels have a higher output current than the controller's maximum load output current, it may lead to system inefficiencies or potential damage. Moreover, it is important to consider the load you intend to connect to the solar controller. Determine the maximum current that the load requires to operate properly. Ensure that the load's current requirement is within the range supported by the solar controller. If the load's current requirement exceeds the maximum load output current of the controller, it may result in the overload or malfunctioning of the controller. Lastly, always consult with a professional or an electrician experienced in solar systems if you have any doubts or concerns. They can provide valuable advice based on your specific system requirements and help ensure that the solar controller is properly matched with the load and solar panel capacity.
- Q: How do I integrate a solar controller with a grid-tied solar system?
- To integrate a solar controller with a grid-tied solar system, you will need to follow a few steps. First, ensure that the solar controller you have is compatible with grid-tied systems. Next, connect the solar controller to the photovoltaic (PV) array and the inverter. The solar controller will regulate the power generated by the PV panels and optimize the energy output. Finally, connect the inverter to the grid, following the necessary guidelines and regulations provided by your local utility company or relevant authorities. This integration will allow you to efficiently control and manage the solar energy generated by your system while also ensuring seamless integration with the grid.
- Q: Can a solar controller be used in a residential solar system?
- Yes, a solar controller can be used in a residential solar system. A solar controller helps regulate the charging and discharging of batteries in a solar system, ensuring optimal performance and extending battery life. It is an essential component for managing the flow of electricity and maintaining the health of the system in a residential setting.
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Best Charge Controllers for Solar:DC 12V/24V/48V Auto Work 20A Solar MPPT Battery Charger Controller
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 unit
- Supply Capability:
- 9999 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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