EPEVER XTRA4415N-G3
EPEVER MPPT Solar Charge Controller User Manual
Model: XTRA4415N-G3
Brand: EPEVER
1. Product Overview
The EPEVER XTRA4415N-G3 is an advanced Maximum Power Point Tracking (MPPT) solar charge controller designed for various off-grid solar applications. It automatically detects 12V, 24V, 36V, and 48V battery systems and supports a maximum PV input of 150V. This controller is engineered to optimize solar energy harvesting and ensure efficient, safe charging for multiple battery types.
Figure 1: EPEVER MPPT Solar Charge Controller XTRA4415N-G3 Front View
This image displays the front of the EPEVER MPPT Solar Charge Controller, featuring its LCD screen, control buttons, and the EPEVER branding. The device is white with black mounting brackets on the sides.
Key Features:
- Advanced MPPT technology with ultra-fast tracking speed (up to 99.5% efficiency).
- High DC/DC transfer efficiency (up to 98.5%) and full load efficiency (up to 97.2%).
- Independent voltage regulation constant voltage output function for direct load connection without a battery.
- Compatibility with multiple battery types: Sealed, Gel (AGM), Flooded, LiFePO4, Li(NiCoMn)O2, and User-defined.
- Comprehensive electronic protections: reverse polarity, overcharging, over-discharging, overload, short-circuiting, and reverse current.
- Low self-consumption design for extended system standby time.
- RS485 communication interface for remote monitoring via optional BLE/Wi-Fi modules or PC software.
- Upgraded ultra-quiet design.
2. Setup and Installation
Proper installation is crucial for the safe and efficient operation of your solar charge controller. Please follow these steps carefully.
2.1 Safety Precautions
- Ensure all connections are tight to avoid excessive heat buildup.
- Install the controller indoors, away from direct sunlight, high temperatures, and moisture.
- Mount the controller vertically on a non-combustible surface to allow for proper heat dissipation.
- Always connect the battery first, then the solar panel, and finally the load. Disconnect in the reverse order.
- Use appropriate circuit breakers and fuses for all connections.
2.2 Wiring Diagram
The following diagram illustrates the correct wiring sequence for the EPEVER MPPT Solar Charge Controller within a typical solar power system.
Figure 2: System Wiring Diagram
This diagram shows the connection order for the solar charge controller: first the battery, then the PV panel, and finally the DC load and inverter for AC loads. It also highlights the use of MC4 connectors, breakers, and fuses, and indicates support for remote monitoring via WiFi adapter.
- Connect the Battery: Connect the battery to the controller's battery terminals. Ensure correct polarity.
- Connect the Load: Connect the DC load to the controller's load terminals. Ensure correct polarity.
- Connect the PV Array: Connect the solar panel array to the controller's PV terminals. Ensure correct polarity.
Disconnection Order: To disconnect the system, reverse the order: first disconnect the PV array, then the load, and finally the battery.
2.3 Battery Type Selection
The controller supports various battery types. It is essential to select the correct battery type for optimal charging and battery longevity. The default setting is Sealed lead-acid battery.
Figure 3: Supported Battery Types
This image displays the various battery types supported by the EPEVER controller, including Sealed, Gel, Flooded lead-acid, LiFePO4, Li(NiCoMn)O2, and a User-defined option. It also notes that lithium battery parameters require setting via MT50 remote meter, WiFi/Bluetooth adapter with APP, or PC software.
- Lead-acid batteries: Sealed (default), Gel (AGM), Flooded.
- Lithium batteries: LiFePO4 (4S/12V; 8S/24V; 15S-16S/48V), Li(NiCoMn)O2 (3S/12V; 6S-7S/24V; 13S-14S/48V).
- User-defined: Allows custom voltage control parameters. This is recommended for specific lithium battery configurations.
Note: For lithium batteries or custom settings, use the MT50 remote meter, EPEVER APP (via WiFi or Bluetooth adapter), or PC software to configure parameters. The controller does not include these accessories.
3. Operating Instructions
The controller's LCD display provides real-time system information, and the buttons allow for easy navigation and parameter adjustment.
3.1 LCD Display and Buttons
The LCD screen shows various parameters such as PV voltage, battery voltage, charging current, load current, and temperature. The five buttons below the screen are used for navigation and setting:
- PV/+ Button: Navigates forward or increases values.
- BATT/- Button: Navigates backward or decreases values.
- LOAD/- Button: Controls load output or enters load setting.
- SET Button: Enters parameter setting mode or confirms selection.
- ESC Button: Exits current menu or cancels operation.
3.2 Charging Stages
The EPEVER MPPT controller utilizes a multi-stage charging algorithm to optimize battery charging and extend battery life. These stages typically include Bulk, Boost, Float, and Equalize (for lead-acid batteries).
Video 1: EPEVER MPPT Solar Charge Controller XTRAN G3 Version Overview
This video provides an overview of the EPEVER MPPT Solar Charge Controller XTRAN G3 Version, highlighting its features and advancements, including the revolutionary MPPT algorithm and adaptive charging stages (Bulk, Boost, Float, Equalize).
3.3 Remote Monitoring and Configuration
The controller features an RS485 communication interface, allowing for remote monitoring and parameter configuration through various accessories:
- MT50 Remote Meter: For real-time data display and parameter configuration.
- WiFi 2.4G Adapter: Enables wireless monitoring and configuration via the EPEVER mobile app (Solar Guardian) or cloud platform.
- Bluetooth Adapter: Allows wireless monitoring and configuration via the EPEVER mobile app using Bluetooth.
- USB to RS485 Cable: Connects the controller to a PC for monitoring and configuration using EPEVER PC software.
These accessories provide comprehensive control and data logging capabilities for your solar system.
4. Maintenance
Regular maintenance ensures the longevity and optimal performance of your EPEVER solar charge controller.
- Cleaning: Periodically clean the controller's exterior with a dry cloth. Ensure ventilation openings are free from dust and debris.
- Connection Checks: Annually inspect all wiring connections for tightness and corrosion. Loose connections can cause overheating and damage.
- Firmware Updates: Check the EPEVER official website for any available firmware updates. Updating firmware can improve performance and add new features.
- Environmental Inspection: Ensure the installation environment remains within the specified temperature and humidity ranges.
5. Troubleshooting
This section provides solutions to common issues you might encounter with your solar charge controller.
| Problem | Possible Cause | Solution |
|---|---|---|
| Controller not powering on. | Battery not connected or reverse polarity; battery voltage too low. | Check battery connections and polarity. Ensure battery voltage is above minimum operating voltage. |
| No charging from PV. | PV array not connected; PV voltage too low/high; shading on panels. | Verify PV connections and polarity. Check PV voltage. Clear any shading. |
| Load not working. | Load output disabled; battery voltage too low; load short circuit/overload. | Enable load output via buttons/app. Check battery charge. Inspect load for faults. |
| Abnormal temperature display. | Poor ventilation; temperature sensor fault. | Ensure adequate airflow around the controller. Contact support if sensor is faulty. |
For more detailed troubleshooting or issues not listed here, please refer to the comprehensive manual available on the EPEVER website or contact technical support.
6. Specifications
Detailed technical specifications for the EPEVER XTRA4415N-G3 MPPT Solar Charge Controller.
- Model: MPPT40A (XTRA4415N-G3)
- System Voltage: 12V/24V/36V/48V Auto
- Rated Charge Current: 40A
- Max. PV Open Circuit Voltage: 150V
- Battery Type: Sealed, Gel, Flooded, LiFePO4, Li(NiCoMn)O2, User
- Max. PV Input Power: 520W/12V, 1040W/24V, 1560W/36V, 2080W/48V
- Charging Port Type: Battery Terminal
- Display Type: LCD
- Operating Temperature: Up to 55°C
- Communication: RS485 (RJ45 interface)
6.1 Dimensions and Weight
Figure 4: Controller Dimensions (XTRA4415N-G3)
This image provides the physical dimensions of the XTRA4415N-G3 model, showing its length (255mm / 10.03in), width (189mm / 7.44in), and height (83.2mm / 3.27in).
- Product Dimensions (L x W x H): 10.04 x 7.44 x 3.28 inches (255 x 189 x 83.2 mm)
- Item Weight: 6.58 pounds (2.98 kg)
6.2 Mechanical Parameters (for XTRA-N Series)
Figure 5: Accessories and Mechanical Parameters Table
This image displays a table of mechanical parameters for various XTRA-N series models, including dimensions, mounting dimensions, mounting hole size, terminal size, recommended cable size, weight, and certification. It also shows various accessories like the MT50, WiFi adapter, Bluetooth adapter, and communication cables.
| Item | XTRA3210N | XTRA3215N XTRA4210N | XTRA3415N XTRA4215N | XTRA4415N |
|---|---|---|---|---|
| Dimension | 230×165×63mm | 255×185×67.8mm | 255×187×75.7mm | 255×189×83.2mm |
| Mounting dimension | 173×156mm | 200×176mm | 200×178mm | 200×180mm |
| Mounting hole size | Φ5mm | |||
| Terminal | 6AWG(16mm²) | |||
| Recommended cable | 8AWG(10mm²) | 6AWG(16mm²) | ||
| Weight | 1.31kg | 1.70kg | 2.07kg | 2.47kg |
| Certification | EN/IEC62109-1, EN61000-6-3/EN61000-6-1, 47 CFR Part 15, Subpart B, IEC62509, IEC62321-3-1 | |||
7. Accessories
EPEVER offers several optional accessories to enhance the functionality and monitoring capabilities of your solar charge controller.
- MT50 Remote Meter: For real-time data display and parameter configuration.
- EPEVER-WiFi-2.4G-RJ45-D: WiFi adapter for wireless monitoring via mobile app or cloud.
- EPEVER-BLE-RJ45-D: Bluetooth adapter for wireless monitoring via mobile app.
- RTS300R47K3.81A: Remote Temperature Sensor for accurate battery temperature compensation.
- CC-USB-RS485-150U: USB to RS485 cable for PC communication.
- eLOG01: Data logger for storing system operation data.
8. Warranty and Support
EPEVER products are backed by a manufacturer's warranty. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official EPEVER website.
For technical support, troubleshooting assistance, or any inquiries regarding your EPEVER MPPT Solar Charge Controller, please contact Goland Century, the official authorized sales agent for EPEVER. They provide free technical support to customers.
- Manufacturer: EPEVER
- Authorized Seller & Support: Goland Century
- Visit the EPEVER Store on Amazon
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