1. 서론
This user manual provides comprehensive instructions for the installation, operation, maintenance, and troubleshooting of the Mean Well RSP-3000-48 AC-DC Power Supply. Please read this manual thoroughly before using the product to ensure safe and efficient operation. Keep this manual for future reference.

Image: The Mean Well RSP-3000-48 AC-DC Power Supply unit, shown with its detailed technical specifications table.
2. 특징
- AC 입력: 180 - 264VAC
- Active Surge Current Limiting: Integrated for enhanced protection.
- 고효율성: 최대 91.5%
- 능동 PFC 기능: Power Factor (PF) greater than 0.95.
- 보호: Includes Short Circuit, Overload, Over Voltage, Over Temperature, and Fan Alarm.
- 냉각: Forced air cooling via built-in DC fan with speed control function.
- 출력 볼륨tage Trim: Adjustable between 20-110% of the rated output voltage.
- 높은 전력 밀도: Compact design for efficient power delivery.
- 현재 공유: Supports up to 3 units for increased power capacity.
- Alarm Signal Output: Provides relay contact and TTL signal for status monitoring.
- 보조 출력: Built-in 12V/0.1A auxiliary output for remote control.
- 원격 제어: Built-in remote ON-OFF control and remote sense function.
- 보증: 5 years manufacturer's warranty.
3. 설정 및 설치
3.1 안전 예방 조치
- Ensure the power supply is disconnected from the AC mains before any installation or wiring.
- 자격을 갖춘 사람만이 설치를 수행해야 합니다.
- 입력 볼륨을 확인하세요tage range matches the power supply's specifications (180-264VAC).
- 감전을 방지하려면 적절한 접지가 필수적입니다.
- Do not operate the unit in environments exceeding its specified temperature and humidity limits.
3.2 장착
The RSP-3000-48 is designed for panel mounting. Ensure adequate ventilation space around the unit to allow for proper airflow and heat dissipation. Mount the unit on a metal plate of sufficient thickness (e.g., 360mm x 360mm x 1mm) to meet EMC directives and ensure proper thermal management.
3.3 배선 연결
- AC 입력: Connect the AC mains (Line, Neutral, Ground) to the designated input terminals. Use appropriate gauge wiring for the current rating.
- DC 출력 : Connect the load to the DC output terminals (+V, -V). Observe correct polarity.
- Remote Sense (Optional): If remote sense is used, connect the +S and -S terminals to the load's positive and negative terminals, respectively, to compensate for voltage drop across the output cables.
- Remote ON/OFF Control (Optional): Connect external control signals to the designated terminals for remote power management. Refer to the function manual for detailed wiring.
- 보조 출력(선택 사항): The 12V/0.1A auxiliary output can be used for remote control circuits.
- Current Sharing (Optional): For parallel operation, connect the current sharing terminals of multiple units as per the function manual.
4. 사용 설명서
4.1 초기 전원 켜기
After completing all wiring connections and verifying safety precautions, apply AC power to the unit. The built-in fan will activate, and the output voltage should stabilize at the factory-set or previously adjusted level.
4.2 출력 볼륨tage 조정
출력 볼륨tage can be trimmed between 20-110% of the rated output voltage (41-56V for 48V model) using an external control signal. Refer to the detailed function manual for specific instructions on how to implement this feature. Incorrect use of the Output Voltage TRIM function can damage internal components.
4.3 모니터링
The unit provides an alarm signal output for monitoring operational status. Consult the function manual for details on interpreting these signals.
5. 유지관리
The Mean Well RSP-3000-48 power supply is designed for reliable operation with minimal maintenance. However, periodic checks are recommended:
- 청소: Ensure the ventilation openings and fan blades are free from dust and debris to maintain optimal cooling performance. Disconnect power before cleaning.
- 팬 검사: Periodically check the cooling fan for proper operation. A malfunctioning fan can lead to overheating and reduced lifespan.
- 연결 무결성: Verify that all wiring connections are secure and free from corrosion.
- 환경 조건: 작동 환경이 지정된 온도 및 습도 범위 내에 유지되도록 하세요.
6. 문제 해결
If the power supply is not functioning correctly, perform the following basic checks:
- 출력 없음tage:
- Check if AC input power is present and correctly connected.
- Verify that the remote ON/OFF control is not activated (if used).
- Check for short circuits or overloads on the output. The unit has overload protection that may shut down the output.
- 과열:
- Ensure adequate ventilation and that the cooling fan is operating.
- Check for excessive ambient temperature.
- Reduce the load if it exceeds the rated power.
- 출력 볼륨tag전자 변동:
- Verify that the load is stable and not causing transient demands.
- Check remote sense connections if used.
- Alarm Signal Active:
- Consult the function manual to identify the specific alarm condition (e.g., fan alarm, over temperature).
If the problem persists after performing these checks, contact Mean Well technical support or your local distributor for assistance.
7. Specifications (RSP-3000-48)
The following table details the technical specifications for the Mean Well RSP-3000-48 AC-DC Power Supply:
| 범주 | 사양 | Value (RSP-3000-48) |
|---|---|---|
| 산출 | DC 볼륨tage | 48V |
| 정격 전류 | 62.5A | |
| 현재 범위 | 0-62.5A | |
| 정격 전력 | 3000와트 | |
| 리플 및 노이즈(최대) | 200mVp-p | |
| 권tag전자 조정 범위 | 41-56V | |
| 권tage 공차 | ±1.0% | |
| 입력 | 권tag및 범위 | 180-264VAC, 254-370VDC |
| 주파수 범위 | 47~63Hz | |
| 역률(일반) | 전체 부하에서 PF>0.95/230VAC | |
| 효율성 (일반) | 91.5% | |
| AC 전류 (통상) | 16A/230VAC | |
| 돌입 전류(일반) | 60A/230VAC | |
| 보호 | 초과 적재 | 105-112% rated output power, constant current limiting with delay shutdown after 5 seconds, re-power on to recover |
| 오버볼tage | 57.6-67.2V, shutdown, re-power on to recover | |
| 과열 | Shut down, re-power on to recover | |
| 기능 | Auxiliary Power (AUX) | 12V@0.1A (Only for Remote ON/OFF control) |
| 원격 ON/OFF 제어 | Please see the Function Manual | |
| 경보 신호 출력 | Please see the Function Manual | |
| 출력 볼륨tage 트림 | 8.6-56V (Note 3) | |
| 환경 | 작동 온도 | -20~+70°C (Refer to "Derating Curve") |
| 작동 습도 | 20 ~ 90 % RH 비 응축 | |
| 보관 온도, 습도 | -40~+85°C, 10~95% RH 비응축 | |
| 온도. 계수 | ±0.03%/°C (0~50°C) | |
| 진동 | 10~500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes | |
| 안전 및 EMC | 안전 기준 | UL60950-1, TUV EN60950-1 approved |
| 견뎌내다 볼륨tage | 입출력/출력: 3KVAC, 입출력-전면부: 2KVAC, 출력-전면부: 0.5KVAC | |
| 절연 저항 | I/PO/P, I/P-FG, O/P-FG: 100MΩ / 500VDC / 25°C / 70% RH | |
| EMC 방출 | EN55022(CISPR22) 클래스 B, EN61000-3-2,-3 준수 | |
| 기타 | 평균 무사고 | 최소 184.9시간 MIL-HDBK-217F(25°C) |
| 치수(L*W*H) | 278 x 177.8 x 63.5mm | |
| 품목 무게 | 9.25파운드 |
참고사항:
- All parameters not specifically mentioned are measured at 230VAC input, rated load and 25°C of ambient temperature.
- Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair wire terminated with a 0.1uF & 47uF parallel capacitor.
- Tolerance includes set up tolerance, line regulation and load regulation.
- The power supply is considered a component which will be installed into a final equipment. All EMC tests have been executed by mounting the unit on a 360mm*360mm metal plate with 1mm of thickness. The final equipment must be re-confirmed to meet EMC directives. For guidance on how to perform these EMC tests, please refer to "EMI testing of component power supplies" (as available on www.meanwell.com).
- The PWM signal cannot be used to control the output voltage.
- If the "Output Voltage TRIM" function is not used, P/PFC and P/PWM of CN1 or CN2 must be shorted. If the "Output Voltage TRIM" function is used, P/PFC and P/PWM of CN1 or CN2 must be disconnected. Failure to follow these instructions may damage internal electrical components.
8. 보증 및 지원
8.1 보증
The Mean Well RSP-3000-48 AC-DC Power Supply comes with a 5년 제조사 보증 from the date of purchase. This warranty covers defects in materials and workmanship under normal use. It does not cover damage caused by improper installation, misuse, unauthorized modifications, or natural disasters.
8.2 기술 지원
For technical assistance, troubleshooting beyond the scope of this manual, or warranty claims, please contact your authorized Mean Well distributor or visit the official Mean Well web지원 리소스와 연락처 정보를 제공하는 사이트입니다.