1. 서론
The Vertiv Liebert Power-UPS Lithium PUL-400LVT is a compact, lithium-ion based standby Uninterruptible Power Supply (UPS) designed to provide reliable battery backup and surge protection. This unit is suitable for desktop PCs, personal electronics, wireless networks, entertainment devices, surveillance systems, and retail point-of-sale systems. It features a 400VA/240W capacity, 120V input/output, and four NEMA 5-15R outlets, with three offering battery backup and surge protection, and one offering surge protection only. The lithium-ion battery technology provides a longer lifespan and enhanced performance compared to traditional lead-acid batteries.

이미지 1.1: 앞면 view of the Vertiv Liebert Power-UPS Lithium PUL-400LVT.
2. 안전 정보
UPS를 설치하거나 작동하기 전에 모든 안전 지침을 읽고 숙지하십시오. 이 지침을 따르지 않을 경우 감전, 화재 또는 심각한 부상을 입을 수 있습니다.
- 전기 안전: Connect the UPS to a properly grounded AC power outlet. Do not open the UPS enclosure; there are no user-serviceable parts inside. Refer all servicing to qualified service personnel.
- 배터리 안전: This UPS contains a lithium-ion battery. Do not dispose of the battery in a fire, as it may explode. Do not attempt to replace the battery yourself.
- 놓기: Ensure adequate ventilation around the UPS. Do not block ventilation openings. Avoid placing the UPS in direct sunlight, near heat sources, or in areas with excessive dust or humidity.
- 초과 적재: Do not overload the UPS outlets. The total power draw of connected equipment must not exceed the UPS's rated capacity (240W).
3. 제품 오버view
3.1. 특징
- 리튬 이온 배터리 : Offers up to 3 times the life expectancy of lead-acid batteries, reducing maintenance and replacement costs. Provides longer runtime, faster recharge times, and up to 10 times more discharge cycles.
- High-Temperature Endurance: Designed to operate in temperatures up to 104°F (40°C), making it suitable for environments with limited airflow.
- 소형 및 경량: Space-saving design allows for flexible placement in various orientations.
- Dedicated Alarm Mute Function: Allows users to silence audible alarms by double-tapping the power button.
- Energy Star 인증: Ensures energy-efficient operation.
3.2. 구성 요소
The UPS unit includes:
- 전원 버튼: Controls power to the unit and mutes alarms.
- 차단기 : Resettable circuit breaker for overload protection.
- NEMA 5-15R Outlets: Four outlets in total.
- 3 Battery Backup + Surge Protected Outlets: Provide power from the battery during outag전압 급증으로부터 보호합니다.
- 1 Surge Only Outlet: Provides surge protection but no battery backup.

이미지 3.1: 상단 view of the UPS, highlighting the battery backup and surge-only outlets.

Image 3.2: Diagram showing the distinction between battery backup and surge-only outlets.
4. 설정
4.1. 풀기
Carefully remove the UPS from its packaging. Inspect the unit for any shipping damage. If damage is found, do not use the unit and contact your dealer.
4.2. 배치
The compact design of the PUL-400LVT allows for flexible placement. It can be set up in various orientations, including on a desktop, in a cabinet, or on a shelf. Ensure the unit is placed on a stable, flat surface and that there is sufficient space for ventilation.

이미지 4.1: Examples of flexible placement options for the UPS.
4.3. 장비 연결
- UPS 전원 코드를 접지된 벽면 콘센트에 꽂으십시오.
- Connect critical equipment (e.g., computers, routers, monitors) that require continuous power during an outage에게 배터리 백업 + 서지 보호 콘센트.
- Connect non-critical equipment (e.g., printers, scanners) that only require surge protection to the 서지 전용 콘센트.

Image 4.2: UPS providing power and protection to a router and other devices.
4.4. 초기 충전
For optimal performance, charge the UPS for at least 2 hours before initial use. The unit will charge automatically when connected to an AC power source.
5. 사용 설명서
5.1. 전원 켜기 / 끄기
- 전원을 켜려면: 전원 표시등이 켜질 때까지 전원 버튼을 길게 누르세요.
- 전원을 끄려면: 표시등이 꺼질 때까지 전원 버튼을 길게 누르세요.
5.2. Alarm Mute Function
During a power event, the UPS will emit an audible alarm. To temporarily mute this alarm, double-tap the power button. The alarm will remain muted until the power condition is resolved or the battery level becomes critically low.
5.3. 파워 오우tage 조작
When AC power is interrupted, the UPS automatically switches to battery power, providing continuous power to connected equipment on the battery backup outlets. The unit will beep to indicate it is operating on battery power. The runtime will vary depending on the connected load.
6. 유지관리
6.1. 배터리 관리
The lithium-ion battery in your UPS is designed for a long lifespan (8-10 years) and requires minimal maintenance. Unlike lead-acid batteries, it does not require periodic discharge cycles to maintain health. Keep the unit connected to AC power to ensure the battery remains charged.

Image 6.1: Benefits of Lithium-Ion battery technology.
6.2. 청소
To clean the exterior of the UPS, use a soft, dry cloth. Do not use liquid or aerosol cleaners. Ensure the unit is powered off and disconnected from the AC outlet before cleaning.
6.3. 보관
If storing the UPS for an extended period, ensure it is fully charged. Store in a cool, dry place. Recharge the unit every 3-6 months to prevent battery degradation.
7. 문제 해결
이 섹션에서는 UPS 사용 중 발생할 수 있는 일반적인 문제에 대해 설명합니다.
| 문제 | 가능한 원인 | 해결책 |
|---|---|---|
| UPS가 켜지지 않습니다. | No AC power; Battery discharged; Unit fault | Check AC power connection; Charge the battery for 2 hours; Contact support if issue persists. |
| UPS beeps continuously during power outage | 배터리 전원으로 작동 | This is normal. Double-tap the power button to mute the alarm. |
| Overload alarm / Breaker tripped | Too many devices connected; Devices drawing too much power | Reduce the number of connected devices; Ensure total load does not exceed 240W. Reset the breaker. |
| 짧은 배터리 작동 시간 | Battery not fully charged; Battery nearing end of life; Excessive load | Ensure battery is fully charged; Reduce connected load; Contact support for battery replacement options if unit is old. |
8. 사양
| 특징 | 사양 |
|---|---|
| 모델 번호 | PUL-400LVT |
| 용량 (VA / W) | 400VA / 240W |
| 입출력 볼륨tage | 120V 교류 |
| 배터리 유형 | 리튬이온 |
| 콘센트 수 | 4개 (배터리 백업 + 서지 보호 3개, 서지 보호 전용 1개) |
| 서지 보호 등급 | 381 줄 |
| 배터리 충전 시간 | 2시간 |
| 배터리 평균 수명 | 8-10년 |
| 작동 온도 | 화씨 32도에서 화씨 104도(섭씨 0도에서 40도) |
| 치수(D x W x H) | 8.27" x 4.17" x 5.51"(21.0cm x 10.6cm x 14.0cm) |
| 무게 | 3.9파운드(1.77kg) |
| 인증 | Energy Star, UL 1778 |
8.1. Typical Runtime

Image 8.1: Typical runtime of the PUL-400LVT based on connected load.
9. 보증 및 지원
9.1. 보증 정보
The Vertiv Liebert Power-UPS Lithium PUL-400LVT comes with a 5년 표준 보증 covering the entire unit and battery. This includes a hassle-free advanced replacement warranty for long-term peace of mind.
9.2. Equipment Protection Plan (EPP)
This UPS is backed by a $200,000 Equipment Protection Plan, providing additional coverage for connected equipment in the event of damage due to power disturbances while properly connected to the UPS.
9.3. 고객 지원
For technical assistance, warranty claims, or further information, please visit the official Vertiv website or contact their customer support line. Refer to the product packaging or Vertiv's web최신 연락처 정보는 사이트에서 확인하세요.
10. 공식 제품 영상
이 공식 영상을 시청하여 시각적으로 살펴보세요.view of the Vertiv Liebert Power-UPS Lithium PUL-400LVT and its features.
Video 10.1: Vertiv Liebert Power-UPS Lithium PUL-400LVT Product Overview.