Marine Solar Charge Controllers Smart2 30A Solar MPPT Battery Charger Controller DC 12V/24V/48V
- 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 30A 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 battery low voltage disconnect feature on a solar controller?
- The purpose of the battery low voltage disconnect feature on a solar controller is to protect the batteries from being completely discharged. When the voltage of the batteries drops below a certain threshold, typically around 11.5 volts, the disconnect feature automatically shuts off the power supply from the solar panels to the batteries. This prevents the batteries from being over-discharged, which can lead to irreversible damage and significantly reduce their lifespan. By disconnecting the solar panels when the battery voltage is low, the feature ensures that there is always a minimum charge level maintained in the batteries. This is particularly important in off-grid solar systems, where the batteries are the primary source of power during periods of low or no sunlight. Without the low voltage disconnect, the batteries could be depleted to a level where they cannot be recharged effectively, leaving the system without power until the batteries are replaced. In addition to protecting the batteries, the low voltage disconnect feature also helps to prevent other system components, such as inverters and charge controllers, from being damaged due to low voltage conditions. It acts as a safeguard by interrupting the power flow when the voltage drops too low, preventing potential malfunctions and failures in the system. Overall, the purpose of the battery low voltage disconnect feature on a solar controller is to ensure the longevity and optimal performance of the batteries, as well as to protect the entire solar system from potential damage and operational issues caused by low voltage conditions.
- Q: What is the role of a solar controller in preventing damage to the solar panels from lightning strikes?
- The role of a solar controller in preventing damage to solar panels from lightning strikes is to divert the excess electrical energy generated by the lightning strike away from the panels. It does this by providing a low-impedance path for the lightning current to follow, effectively bypassing the panels and reducing the risk of damage. Additionally, some solar controllers also offer surge protection features to further safeguard the panels from voltage spikes caused by lightning strikes.
- Q: Can a solar controller be used in hybrid systems?
- Hybrid systems can indeed utilize a solar controller. This device is responsible for overseeing the charging and discharging of a solar battery bank, ensuring its efficient and safe operation. In the case of a hybrid system, which combines various energy sources like solar, wind, and grid power, a solar controller assumes a crucial role in managing the energy flow from the solar panels to the battery bank. By monitoring the voltage and current generated by the solar panels, the solar controller can make necessary adjustments to the charging parameters. Moreover, it can provide essential data and statistics concerning solar energy production within a hybrid system, enabling better monitoring and optimization of overall energy generation and consumption. Consequently, the integration of a solar controller into hybrid systems enhances their performance and efficiency significantly.
- Q: Can a solar controller be used with a solar-powered remote monitoring system?
- Yes, a solar controller can be used with a solar-powered remote monitoring system. A solar controller is typically used to regulate the charge of a solar panel's battery, ensuring efficient power management. In a solar-powered remote monitoring system, the solar controller can help optimize the power supply from the solar panel to the monitoring equipment, ensuring reliable operation even in varying sunlight conditions.
- Q: Can a solar controller be used with solar panels that are mounted on a pole?
- Yes, a solar controller can be used with solar panels that are mounted on a pole. The solar controller is responsible for regulating the flow of electricity from the solar panels to the battery or grid, regardless of the mounting location of the panels.
- Q: How does a solar controller handle variations in battery temperature?
- A solar controller handles variations in battery temperature by continuously monitoring the temperature of the battery. It adjusts the charging parameters such as voltage and current based on the battery's temperature, ensuring optimal charging and preventing overcharging or undercharging. This helps to extend the battery's lifespan and improve its overall performance.
- Q: Can a solar controller be used with different types of solar panel cooling systems?
- Different types of solar panel cooling systems can be used in conjunction with a solar controller. The purpose of a solar controller is to regulate and monitor the flow of electricity between the solar panels and the battery or grid. It ensures that the solar panels are operating efficiently by managing the charging process. On the other hand, solar panel cooling systems are designed to keep the temperature of the panels within an acceptable range. This helps improve their performance and lifespan. There are various cooling systems available, including passive cooling, active cooling, water-based cooling, and air-based cooling. Regardless of the cooling system being used, the solar controller can still be utilized to manage the charging process and monitor the performance of the panels. It does not directly interact with the cooling system itself, but instead focuses on the electrical aspects of the solar panel system. In conclusion, a solar controller can effectively work with different types of solar panel cooling systems. It plays a crucial role in regulating and optimizing the electrical flow within the solar panel system, while the cooling system helps maintain the panel temperature.
- Q: Can a solar controller be used with different battery types (AGM, gel, flooded)?
- Yes, a solar controller can be used with different battery types such as AGM (Absorbent Glass Mat), gel, and flooded batteries. However, it is important to select a solar controller that is compatible with the specific battery type being used. Different battery chemistries have varying charging requirements, and a solar controller designed for one battery type may not properly charge or maintain the charge of a different battery type. Most modern solar controllers are capable of adjusting their charging algorithms to suit different battery types. They typically have settings or modes that can be selected to optimize the charging parameters for AGM, gel, or flooded batteries. These settings ensure that the solar controller delivers the correct charging voltage and current to the battery, preventing overcharging or undercharging, which can damage the battery and reduce its lifespan. When selecting a solar controller, it is important to check its specifications and ensure that it explicitly mentions compatibility with the battery type you intend to use. Additionally, it is advisable to follow the manufacturer's recommendations and guidelines for proper setup and configuration of the solar controller to ensure efficient and safe charging of the battery.
- Q: How does a solar controller handle over-discharging of the battery?
- The purpose of a solar controller is to avoid excessive battery discharge by utilizing a mechanism known as low-voltage disconnect (LVD). When the battery voltage falls below a certain threshold, typically around 11.5 volts in a 12-volt system, the solar controller disengages the load from the battery. This action prevents the battery from being discharged beyond a safe level, which can significantly diminish its lifespan. Once the load is disconnected, the solar controller continuously monitors the battery voltage. When the battery voltage surpasses a specific level, usually set at around 12.6 volts in a 12-volt system, the solar controller reconnects the load, making the battery usable again. Furthermore, advanced solar controllers may incorporate additional features to safeguard the battery against excessive discharge. For instance, they may possess battery voltage sensing capabilities to accurately measure the battery voltage and activate the LVD at the appropriate threshold. Additionally, they may offer adjustable LVD settings, allowing users to personalize the disconnect and reconnect voltages based on their specific needs. In conclusion, the solar controller plays a crucial role in preventing over-discharge of the battery, guaranteeing its durability and optimal performance in solar power systems.
- Q: Can a solar controller be used with flexible solar panels?
- Yes, a solar controller can be used with flexible solar panels. Solar controllers are designed to regulate the charging process of solar panels, regardless of their flexibility. As long as the flexible solar panel is compatible with the solar controller's voltage and current ratings, it can be used effectively.
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Marine Solar Charge Controllers Smart2 30A Solar MPPT Battery Charger Controller DC 12V/24V/48V
- 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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