1. Introduction
The EPEVER Tracer-AN G3 series represents a new generation of MPPT (Maximum Power Point Tracking) solar charge/discharge controllers. This series is designed to optimize the use of photovoltaic (PV) power and extend battery life through an adaptive 3-stage charging mode. It features a constant voltage output function, ensuring broad compatibility with various battery types, including lithium batteries. The controller's efficient design allows the PV system to directly power loads without a battery under specific conditions and boasts low power consumption, reducing standby power and extending system standby time. The Tracer-AN G3 is an ideal solution for applications such as RVs, residential solar systems, and outdoor monitoring.
Key Features:
- Constant voltage output function.
- Maximum DC/DC conversion efficiency of 98%.
- Advanced MPPT technology with tracking efficiency higher than 99.5%.
- Supports multiple battery types, including Flooded, Lithium, Gel, Sealed, and Customized settings.
- Battery temperature compensation for stable charging and a self-activation function for lithium batteries.
- Integrated LCD screen for easy battery parameter setting and monitoring.
- Comprehensive electronic protection mechanisms.
- Low self-consumption, typically less than 10mA.
- Multiple load work modes for flexible power management.
- Parameter setting options via PC software, mobile APP, or remote meter.
- RS485 communication interface with optional 4G or Wi-Fi modules for enhanced connectivity.
2. Safety Instructions
Please read all instructions and warnings in this manual carefully before installation and operation. Keep this manual for future reference. Improper installation or operation may result in damage to the controller, personal injury, or property damage.
- Ensure all wiring is correctly polarized and securely connected.
- Do not disassemble or attempt to repair the controller yourself. Refer to qualified personnel for service.
- Install the controller in a well-ventilated area, away from flammable materials and corrosive gases.
- Ensure the battery bank is properly fused and protected.
- Always disconnect the solar panel and battery power before installing or adjusting the controller.
- Wear appropriate personal protective equipment (PPE) during installation.
3. Product Overview
The Tracer4210AN G3 controller features a robust design with an intuitive LCD display and clearly labeled terminals for easy installation and monitoring.
Front view of the EPEVER Tracer4210AN G3 MPPT Solar Charge Controller, highlighting its 12/24VDC battery rated voltage and 40A rated charge current.
Component Identification:
Detailed diagram of the Tracer4210AN G3 controller's components and connection ports.
- LCD Display: Shows system status and parameters.
- SELECT Button: Used to navigate menus and options.
- ENTER Button: Used to confirm selections and enter settings.
- Remote Temp. Sensor Port: Connects to an external temperature sensor for accurate battery temperature compensation.
- Solar Panel Terminal: Connects to the photovoltaic array.
- Battery Terminal: Connects to the battery bank.
- Load Terminal: Connects to DC loads.
- COM Port (RJ45): For communication with PC software, APP, or remote meter.
- Mounting Holes: For securing the controller to a surface.
4. Setup and Installation
Follow these steps for proper installation of your MPPT solar charge controller. Ensure all power sources are disconnected before beginning.
4.1 Mounting the Controller
- Choose a suitable location that is dry, well-ventilated, and protected from direct sunlight and moisture.
- Ensure there is sufficient space around the controller for heat dissipation.
- Use the mounting holes (Φ5mm) on the controller to secure it to a wall or mounting board. The mounting size for the Tracer4210AN G3 is 204x171mm.
4.2 Wiring Sequence
CRITICAL: Connect in the following order to prevent damage. Disconnect in reverse order.
- Connect the Battery: Connect the battery to the battery terminals (+ and -) on the controller. Ensure correct polarity. The controller will automatically detect 12V or 24V battery voltage.
- Connect the Solar Panel: Connect the solar panel array to the solar panel terminals (+ and -) on the controller. Ensure correct polarity.
- Connect the DC Load: Connect the DC loads to the load terminals (+ and -) on the controller. Ensure correct polarity.
- Connect Remote Temperature Sensor (Optional): If using, connect the remote temperature sensor to its designated port. This improves charging accuracy by compensating for battery temperature.
- Connect Communication Cable (Optional): If using PC software, APP, or a remote meter, connect the RS485 communication cable to the COM port.
Illustrative diagram showing a typical solar power system setup, connecting solar panels, the MPPT controller, a battery bank, and an inverter to power various loads.
Recommended Wire Size: For the Tracer4210AN G3, the recommended wire size for terminals is 12AWG (4mm²).
5. Operating Instructions
5.1 LCD Display and Buttons
The LCD display provides real-time system information. Use the SELECT and ENTER buttons to navigate and adjust settings.
- SELECT: Short press to cycle through display screens; long press to enter/exit setting mode.
- ENTER: Short press to confirm selection or increase value; long press to save settings.
5.2 Battery Type Selection
The controller supports various battery types. It is crucial to select the correct battery type for optimal charging and battery longevity.
Diagram illustrating the controller's support for multiple battery types (Flooded, Lithium, Gel, Sealed, Customized) and the 3-stage charging process.
The controller supports Flooded, Lithium, Gel, Sealed, and Customized battery types. Refer to the manual's settings section for detailed instructions on how to change the battery type via the LCD or communication tools.
5.3 Load Control Modes
The Tracer4210AN G3 offers multiple load control modes to manage your DC loads efficiently:
Diagram detailing the multiple load control modes and extensive protection features of the controller.
- Manual: Load is controlled by a hand switch (or button on the controller).
- Dusk to Dawn with Timer: Automatic control of the load, limiting its operation duration after sunset.
- Timer: Allows setting exact ON and OFF times for the load.
- Dust to Dawn: Automatic control of the load by detecting the PV voltage (turns on at dusk, off at dawn).
Detailed configuration of these modes can be done through the LCD display or via PC software/APP.
6. Maintenance
Regular maintenance ensures optimal performance and longevity of your solar charge controller.
- Cleanliness: Keep the controller clean and free from dust and debris. Use a dry cloth for cleaning.
- Connections: Periodically check all wire connections for tightness and corrosion. Loose connections can cause overheating and damage.
- Ventilation: Ensure the ventilation openings are not blocked to allow proper heat dissipation.
- Battery Health: Monitor battery voltage and health. Ensure the battery type setting on the controller matches your battery.
- Firmware Updates: Check the manufacturer's website for any available firmware updates for improved performance or new features.
7. Troubleshooting
The Tracer4210AN G3 controller is equipped with extensive protection features to prevent damage. If you encounter issues, refer to the following common problems and the controller's protection mechanisms.
7.1 Common Issues
- No Display/Power: Check battery connections and voltage. Ensure the battery is charged.
- No Charging: Verify solar panel connections and ensure there is sufficient sunlight. Check PV voltage.
- Load Not Working: Check load connections, ensure the load control mode is correctly set, and verify battery voltage is above the low voltage disconnect threshold.
7.2 Extensive Protections:
The controller incorporates the following protections:
- Low Voltage Protection
- Over Temperature Protection
- Over Load Protection
- Over Discharge Protection
- Over Voltage Protection
- Overcurrent Protection
- Short Circuit Protection
- Reverse Current Protection
If a protection is triggered, the controller will typically display an error code or indicator on the LCD. Consult the full product manual for specific error codes and their resolutions.
8. Technical Specifications
Detailed specifications for the EPEVER Tracer4210AN G3 MPPT Solar Charge Controller.
Table presenting the detailed technical specifications for the Tracer-AN G3 series MPPT Solar Charge Controllers.
| Parameter | Tracer4210AN G3 |
|---|---|
| Electrical Parameters | |
| Battery Rated Voltage | 12/24VDC Auto-recognition |
| Rated Charging Current | 40A |
| Rated Discharge Current | 40A |
| Controller Work Voltage Range | 8-31V |
| PV Max. Open-circuit Voltage | (Battery voltage + 2V)~72V |
| MPPT Voltage Range | (Battery voltage + 2V)~72V |
| Rated Charging Power | 520W/12V, 1040W/24V |
| Static Losses | <5mA(12V), <8mA(24V) |
| Discharge-circuit Voltage Drop | <0.23V |
| Temperature Compensation | -3mV/°C/2V (Default) |
| Grounding Type | Common negative |
| RS485 Port | 5VDC/200mA(RJ45) |
| LCD Backlight Time | Default:60S, Range:0-999S (0 seconds: ON all time) |
| Environmental Parameters | |
| Work Temperature Range | -25°C~+45°C (100% loads working) |
| Storage Temperature Range | -20°C~+70°C |
| Relative Humidity | <95% (N.C.) |
| Enclosure | IP30 |
| Dimension (L x W x H) | 252x180x63 mm |
| Mounting Size (L x W) | 204x171mm |
| Mounting Hole Size | Φ5mm |
| Terminal | 6AWG (16mm²) |
| Recommended Wire Size | 12AWG (4mm²) |
| Net Weight | 1.65kg |
9. User Tips
- For optimal performance, ensure your solar panel array's open-circuit voltage (Voc) is within the controller's specified range, especially when connecting to 24V battery systems.
- When using lithium batteries, ensure the self-activation function is properly configured or manually activated if needed, as some lithium batteries require a specific voltage to wake up.
- Consider using the optional PC software or mobile app for more detailed monitoring and advanced parameter adjustments, which can provide greater control over your solar system.
- Always double-check wire polarity before making any connections to avoid damaging the controller or other components.
10. Warranty and Support
EPEVER products are designed for reliability and performance. For warranty information, technical support, or service inquiries, please refer to the official EPEVER website or contact your authorized dealer. Keep your purchase receipt as proof of purchase for warranty claims.
For further assistance, please consult the comprehensive digital manual available on the manufacturer's website or contact customer support.
