1. Sarrera
The EPEVER VS6048AU is a 60A common positive Pulse Width Modulation (PWM) solar charge controller designed for 12V, 24V, 36V, and 48V solar panel power systems. It incorporates advanced digital techniques to ensure efficient and reliable battery charging and load management. This controller is suitable for various applications, including solar home systems, traffic signals, solar street lights, and solar garden lamps.
Ezaugarri nagusiak:
- 3-StagPWM karga adimenduna: Bulk, Boost/Equalize, Float.
- Supports three battery charging options: Sealed, Gel, and Flooded.
- Integrated LCD display for dynamic monitoring of operating data and working conditions.
- Dual USB output ports (Max. 5VDC/2.4A) for charging electronic devices.
- User-friendly button settings for comfortable and convenient operation.
- Multiple load control modes for versatile application.
- Energy statistics function.
- Bateriaren tenperatura konpentsatzeko funtzioa.
- Extensive electronic protections for system safety.

Image 1.1: The EPEVER VS6048AU Solar Charge Controller shown in various application settings, including home power supply, street lighting, monitoring, and green energy solutions.
2. Segurtasun informazioa
Mesedez, irakurri arretaz argibide eta abisu guztiak instalatu eta erabili aurretik. Argibide hauek ez jarraitzen badituzu, deskarga elektrikoak, sua edo lesio larriak gerta daitezke.
- Ensure all wiring is correctly polarized and securely connected to prevent damage to the controller and other components.
- Deskonektatu beti eguzki-panela eta bateria kontrolatzailea instalatu edo doitu aurretik.
- Install the controller in a well-ventilated area, away from flammable gases, moisture, and direct sunlight.
- Use appropriate circuit breakers or fuses for the solar panel, battery, and load circuits.
- Ez desmuntatu edo konpontzen saiatu kontrolatzailea zeuk. Jarri harremanetan langile kualifikatuekin zerbitzua jasotzeko.
- Bateriak erabiltzean, erabili babes pertsonaleko ekipamendu egokia, begien babesa barne.
- Keep children away from the solar power system components.
Babes elektronikoak: The VS6048AU controller includes comprehensive electronic protections:
- PV alderantzizko polaritate babesa
- Bateria boltage babesa
- Bateria deskarga gainditzeko babesa
- Bateriaren alderantzizko polaritatearen babesa
- Bateria gainberotzearen babesa
- Karga gainkarga babestea
- Karga zirkuitu laburren babesa
- Kontrolagailuaren gainberotzearen babesa

Image 2.1: Visual representation of the electronic protections integrated into the controller and a basic solar power system connection diagram.
3. Produktua amaitu daview
Familiarize yourself with the components and interface of your EPEVER VS6048AU solar charge controller.

3.1. irudia: Aurrealdea view of the EPEVER VS6048AU controller with key components labeled.
- LCD pantaila: Shows system status, parameters, and error codes.
- MENU botoia: Used to navigate through different display interfaces and enter/exit setting modes.
- SET botoia: Used to confirm selections, modify parameters, and clear data.
- USB Output Ports (5VDC/2.4A): Kanpoko gailu elektronikoak kargatzeko.
- Temp. Sensor Port (RTS Port): Connects to the optional remote temperature sensor for accurate battery temperature compensation.
- PV Terminals: Connect to the solar panel array.
- Bateriaren terminalak: Connect to the battery bank.
- Load Terminals: Connect to DC loads.

Image 3.2: Dimensions of the EPEVER VS6048AU Solar Charge Controller (approximately 21.4 cm x 12.87 cm x 7.22 cm).
LCD Display Status Description
The LCD display provides visual feedback on the system's operational status. Refer to the table below for icon meanings:

Image 3.3: Detailed description of the icons displayed on the VS6048AU LCD screen.
4. Konfigurazioa eta instalazioa
Follow these steps for proper installation of your solar charge controller. Ensure all power sources are disconnected before making any connections.
Kablearen sekuentzia:
- Konektatu bateria: Connect the battery to the controller's battery terminals. Ensure correct polarity (positive to positive, negative to negative). The controller will detect the battery voltage.
- Karga konektatu: Connect the DC load to the controller's load terminals. Ensure correct polarity.
- Konektatu eguzki-panela: Connect the solar panel array to the controller's PV terminals. Ensure correct polarity.
Garrantzitsua: Always connect the battery first, then the solar panel, and finally the load. Disconnect in the reverse order: load, then solar panel, then battery.
Instalazio bideo gida:
Video 4.1: An official EPEVER video demonstrating the connection process for the solar charge controller, including battery and load connections. This visual guide can assist with proper installation.
5. Funtzionamendu-argibideak
The EPEVER VS6048AU controller features an intuitive LCD display and button interface for monitoring and configuration.
LCD pantailaren nabigazioa:
When no operation is performed, the LCD interface will automatically cycle through various display screens, showing real-time data such as PV voltage, korrontea, bateriaren bolumenatage, and load status.

Image 5.1: Illustration of the automatic cycling interfaces on the VS6048AU LCD display.
- Sakatu MENUA button to manually cycle through the display interfaces.
- Eduki sakatuta MENUA button to enter or exit the parameter setting mode.
- In parameter setting mode, use the EZARTU button to adjust values or confirm selections.
Eragiketa bereziak:
- Accumulative Power Clearing: Under the PV power interface, press and hold the EZARTU button for 5 seconds until the value blinks, then press EZARTU again to clear the accumulative power value.
- Tenperatura-unitatea ezartzea: Under the battery temperature interface, press and hold the EZARTU button for 5 seconds to switch between Celsius (°C) and Fahrenheit (°F).
Kargatzeko moduak:
Kontrolatzaileak 3 segundoko sistema erabiltzen dutage intelligent PWM charging algorithm:
- Bultzada kargatzea: The battery is charged at maximum current until its voltage Boost voltage.
- Boost/Equalize Charging: The battery is charged at a constant voltage. An Equalize charge is typically performed once a month to balance battery cells.
- Flotatzailea kargatzea: Bateria boltage is maintained at the Float voltage, and the charging current is reduced to a trickle to keep the battery fully charged.
The controller supports charging for Sealed, Gel, and Flooded battery types. Ensure the correct battery type is selected in the settings for optimal charging performance.
USB irteera:
The dual USB ports provide a maximum output of 5VDC/2.4A for charging compatible electronic devices.
6. Mantentzea
Regular maintenance ensures the longevity and optimal performance of your EPEVER VS6048AU solar charge controller.
- Garbitasuna: Mantendu kontrolatzailea garbi eta hautsik eta hondakinik gabe. Erabili zapi lehor bat garbitzeko.
- Konexioak: Periodically check all wiring connections for tightness and corrosion. Loose connections can cause overheating and damage.
- Aireztapena: Ensure the installation area has adequate ventilation to prevent overheating of the controller.
- Ikuskapena: Inspect the controller and wiring for any signs of damage, such as frayed cables or cracked casing. Replace damaged components immediately.
- Bateria osasuna: Kontrolatu bateria boltage and performance regularly. Ensure the battery type setting in the controller matches your battery.
7. Arazoak
Atal honek zure eguzki-karga-kontrolagailuarekin izan ditzakezun arazo ohikoenak jorratzen ditu.
| Arazoa | Kausa posiblea | Irtenbidea |
|---|---|---|
| Ez dago pantaila LCDan | Bateria ez dago konektatuta edo bolumen baxuatage; alderantzizko polaritatea. | Egiaztatu bateriaren konexioak eta polaritatea. Ziurtatu bateriaren bolumenatage 9V-tik gorakoa da. |
| Bateria ez da kargatzen | PV panels not connected; PV reverse polarity; insufficient sunlight; PV open circuit voltage baxuegia. | Check PV connections and polarity. Ensure adequate sunlight. Verify PV open circuit voltage zehaztapenen barruan dago. |
| Karga ez dabil | Load disconnected; load short circuit; load overload; battery low voltagdeskonektatu. | Check load connections. Remove short circuit. Reduce load. Recharge battery. |
| Kontroladorea gainberotzea | Poor ventilation; excessive ambient temperature; prolonged high current operation. | Ensure proper ventilation. Relocate controller to a cooler environment. Reduce load if possible. |
| USB irteera ez dabil | Device not compatible; controller fault. | Try another USB device. If issue persists, contact support. |
8. Zehaztapenak
Detailed technical specifications for the EPEVER VS6048AU Solar Charge Controller.

Image 8.1: Comprehensive technical specifications table for the EPEVER VS-AU series, including the VS6048AU model.
| Parametroa | Value (VS6048AU) |
|---|---|
| Eredua | VS6048AU |
| Sistema Nominala Voltage | 12V/24V/36V/48V Auto Work |
| Bateria sarrera boltage Barrutia | 9V ~ 64V |
| Karga/Deskarga-korronte nominatua | 60A |
| Max. PV Zirkuitu Irekia Voltage | 96V |
| Bateria mota | Sealed (Default) / Gel / Flooded |
| Boost Charging Voltage | Sealed: 14.4V, Gel: 14.2V, Flooded: 14.6V |
| Equalize Charging Voltage | Sealed: 14.6V, Gel: No, Flooded: 14.8V |
| Float Charging Voltage | Zigilatua/Gel/Uholdea: 13.8V |
| Vol. Baxuatage Reconnect Voltage | Zigilatua/Gel/Uholdea: 12.6V |
| Vol. Baxuatage Deskonektatu Voltage | Zigilatua/Gel/Uholdea: 11.1V |
| Autokontsumoa | ≤10mA (12V), ≤18mA (24V) |
| Tenperatura-konpentsazioa | -3mV/°C/2V (77°F) |
| Lurreratzea | Positibo arrunta |
| USB irteera | 5VDC/2.4A (guztira) |
| Dimentsio orokorra | 214x128.7x72.2 mm |
| Terminalak | 3AWG (25 mm²) |
| Pisu garbia | 1.02 kg |
| Itxitura | IP30 |
| Lan-ingurunearen tenperatura | -25 °C ~ +55 °C |
| Hezetasun-barrutia | ≤95% (N.C.) |
9. Bermea eta Laguntza
EPEVER products are designed for reliability and performance. For technical assistance or warranty inquiries, please refer to the following:
- Laguntza teknikoa: EPEVER provides technical support through its local service centers. For assistance, please contact the authorized dealer or service center in your region.
- Bermearen informazioa: Please refer to the warranty card included with your product or visit the official EPEVER webwebgunean bermearen baldintza zehatzak ikusteko.
- Free Solar System Design: EPEVER's service centers may offer free solar system design assistance to help you optimize your setup.







