1. 소개 및 이상view
The EF ECOFLOW DELTA 3 Ultra Plus Portable Power Station with 2x400W Solar Panels is a versatile power solution designed for reliable energy supply in various scenarios, including home backup, outdoor activities, and off-grid living. This system features a 3072Wh LiFePO4 battery, capable of delivering 3600W of continuous power with a 7200W surge capacity. Its modular design allows for expandable capacity from 3kWh up to 11kWh, adapting to diverse power requirements.
The power station is engineered for durability and longevity, utilizing an advanced LiFePO4 battery and an EV-grade cell-to-chassis (CTC) structure, ensuring a 10-year lifespan under daily use. It incorporates a 24/7 smart battery management system (BMS) for protection against extreme temperatures and heavy loads. The system also offers multiple charging options and a rapid <10ms Uninterruptible Power Supply (UPS) feature for seamless power transfer during outag에스.

이미지 1.1: The DELTA 3 Ultra Plus providing stable power to household appliances, demonstrating its 3600W output and 7200W surge capability.

이미지 1.2: 위에view of the six versatile charging methods available for the DELTA 3 Ultra Plus, highlighting its rapid charging capabilities.
2. 포함 사항
패키지에는 다음 구성 요소가 포함되어 있습니다.
- 1 x EF ECOFLOW DELTA 3 Ultra Plus Portable Power Station
- 2 x EF ECOFLOW 400W Portable Solar Panels
- Necessary charging cables (AC charging cable, car charging cable, solar charging cable)
- 사용 설명서 및 보증 카드
Please inspect all items upon receipt to ensure they are present and undamaged. If any items are missing or damaged, contact customer support immediately.
3. 설정
3.1 초기 충전
Before first use, fully charge the DELTA 3 Ultra Plus. Connect the AC charging cable to a standard wall outlet. The display will show the charging progress. A full charge from 0% to 80% typically takes under an hour using X-Stream fast charging.
3.2 태양광 패널 연결
To connect the 400W solar panels:
- Unfold the solar panels and position them in direct sunlight for optimal charging.
- Connect the solar charging cable to the solar input port on the DELTA 3 Ultra Plus.
- Connect the other end of the solar charging cable to the solar panels. Ensure a secure connection.
The power station's display will indicate solar input wattage. For maximum efficiency, adjust the panel angle throughout the day to follow the sun.

이미지 3.1: Connecting the solar panel to the DELTA 3 Ultra Plus for solar charging, illustrating an outdoor setup.
3.3 Home Connection Options
The DELTA 3 Ultra Plus offers two primary methods for home integration:
- Manual Transfer Switch: Allows seamless switching between grid power and the DELTA 3 Ultra Plus to meet diverse energy needs.
- Inlet Box: Connect the built-in AC socket with an Inlet Box to power your home appliances directly.

이미지 3.2: Visual representation of connecting the power station to a home using either a manual transfer switch or an inlet box.
4. 사용 설명서
4.1 전원 켜기/끄기
Press and hold the main power button for 3 seconds to turn the unit on or off. The LCD screen will illuminate, displaying battery status and output information.
4.2 AC 출력
AC 콘센트를 사용하려면:
- Ensure the DELTA 3 Ultra Plus is powered on.
- Press the AC ON/OFF button to activate the AC output. The AC indicator on the screen will light up.
- Plug your devices into the available AC outlets. The unit provides 4 x 120V, 20A AC outputs and 1 x TT-30 RV Port (120V, 30A).
- To turn off AC output, press the AC ON/OFF button again.

이미지 4.1: Front panel of the DELTA 3 Ultra Plus, detailing the various output ports including AC, USB-A, and USB-C.
4.3 DC and USB Output
To use DC or USB ports:
- Ensure the DELTA 3 Ultra Plus is powered on.
- Press the DC ON/OFF button (if applicable) to activate DC output.
- Plug your devices into the USB-A (18W), USB-C (140W, 45W), or 12V cigarette lighter port.
- To turn off DC/USB output, press the corresponding ON/OFF button.
동영상 4.2 : Official product video from EcoFlow Inc. demonstrating the DELTA 3 Ultra Plus in various usage scenarios, including powering home appliances and charging devices. This video highlights the product's versatility and ease of use.
4.4 스마트 앱 기능
The EcoFlow app provides enhanced control and monitoring capabilities:
- Smart Remote Switching: Reduce waste and increase runtime for essential devices by remotely managing power output.
- Smart Power Reserve: Set a desired battery threshold to automatically shed non-essential loads during outag에스.
- AI 모드: Optimize charging during low-cost periods and use during peak times to save on electricity bills.
- 자체 전원: Store solar energy to reduce grid dependency and lower electricity costs.
- Deeper Insights: Monitor energy usage, savings, and solar generation with an intuitive dashboard, tracking battery status, real-time electricity rates, and financial savings.

이미지 4.3: The EcoFlow app interface demonstrating smart remote switching and power reserve functionalities for optimized energy management.
5. 유지관리
5.1 일반 관리
- Keep the power station and solar panels clean and dry. Use a soft, dry cloth for cleaning.
- 사용하지 않을 때는 제품을 극한 온도나 직사광선에 장시간 노출시키지 마십시오.
- Ensure proper ventilation around the unit during operation and charging.
5.2 배터리 수명
The DELTA 3 Ultra Plus is designed for 10 years of daily use thanks to its LiFePO4 battery. To maximize battery lifespan:
- 사용하지 않을 때에는 장치를 서늘하고 건조한 곳에 보관하십시오.
- For long-term storage, maintain a charge level between 30% and 80%.
- 배터리를 자주 완전히 방전시키지 마세요.

이미지 5.1: The advanced Smart Battery Management System (BMS) ensures 24/7 protection and extends battery life by monitoring various parameters.
6. 문제 해결
If you encounter issues with your DELTA 3 Ultra Plus, refer to the following common problems and solutions:
| 문제 | 가능한 원인 | 해결책 |
|---|---|---|
| 장치의 전원이 켜지지 않음 | 배터리 부족, 전원 버튼이 제대로 눌리지 않았습니다. | Charge the unit. Press and hold the power button for 3 seconds. |
| AC 출력이 작동하지 않음 | AC output not activated, overload, low battery | Press AC ON/OFF button. Reduce load. Charge the unit. |
| 태양광 충전이 작동하지 않습니다 | Insufficient sunlight, incorrect panel connection, damaged cable/panel | Ensure direct sunlight. Check cable connections. Inspect panels/cables for damage. |
| 장치에 오류 코드가 표시됨 | Internal fault, specific issue | Refer to the full user manual for specific error code meanings and solutions. Contact customer support if the issue persists. |
For more detailed troubleshooting, please consult the comprehensive user manual provided with your product or visit the official EF ECOFLOW support web대지.
7. 사양
Key technical specifications for the EF ECOFLOW DELTA 3 Ultra Plus Portable Power Station and 400W Solar Panels:
| 특징 | 사양 |
|---|---|
| 상표 | EF 에코플로우 |
| 모델명 | DELTA 3 Ultra Plus with 2x400W Solar Panels |
| 모델 번호 | EF-DL-H02-3UP |
| 배터리 유형 | 인산철(LiFePO4) |
| 배터리 용량 | 3072Wh (최대 11kWh까지 확장 가능) |
| AC 출력 전력 | 3600W(7200W 서지) |
| 총 AC 콘센트 | 4 x 120V, 20A AC Outlets + 1 x TT-30 RV Port (120V, 30A) |
| USB-C 출력 | 1 x 140W 최대, 2 x 45W 최대 |
| USB-A 출력 | 1 x 18W 최대 |
| DC 출력 | 12V Cigarette Lighter Port, Anderson Port (12V, 30A) |
| AC 충전 입력 | 1800W (0~80%까지 89분 소요) |
| 태양열 충전 입력 | 1600W (0-80% in 101 mins with 400W panels) |
| UPS 기능 | 10ms 미만 자동 전환 |
| 소음 수준 | 25dB (under 600W load) |
| 제품 치수 | 24.1인치 길이 x 12.9인치 너비 x 15.6인치 높이 |
| Solar Panel Rated Power | 패널당 400W |
| 태양광 패널 효율성 | 22.40% |
| 태양광 패널 방수 등급 | IP68 |

이미지 7.1: Detailed specifications for the 400W Portable Solar Panel, including its construction and electrical characteristics.
8. 보증 및 지원
8.1 보증 정보
The EF ECOFLOW DELTA 3 Ultra Plus Portable Power Station comes with a 5년 제조사 보증. 본 보증은 정상적인 사용 환경에서 발생하는 재료 및 제조상의 결함에 적용됩니다. 보증 청구를 위해 구매 증빙 서류를 보관해 주십시오.
8.2 고객 지원
For technical assistance, troubleshooting, or warranty inquiries, please contact EF ECOFLOW customer support through their official website or the contact information provided in your product packaging. You can also find additional resources and FAQs online.
온라인 리소스: 방문하세요 EcoFlow Inc. Brand Store 제품 정보 및 지원을 받으세요.