1. Úvod
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. Vlastnosti
- AC vstup: 180 - 264VAC
- Active Surge Current Limiting: Integrated for enhanced protection.
- Vysoká účinnost: až 91.5 %
- Aktivní funkce PFC: Power Factor (PF) greater than 0.95.
- Ochrany: Includes Short Circuit, Overload, Over Voltage, Over Temperature, and Fan Alarm.
- Chlazení: Forced air cooling via built-in DC fan with speed control function.
- Výstupní objemtage Trim: Adjustable between 20-110% of the rated output voltage.
- Vysoká hustota výkonu: Compact design for efficient power delivery.
- Aktuální sdílení: Supports up to 3 units for increased power capacity.
- Alarm Signal Output: Provides relay contact and TTL signal for status monitoring.
- Pomocný výstup: Built-in 12V/0.1A auxiliary output for remote control.
- Dálkové ovládání: Built-in remote ON-OFF control and remote sense function.
- Záruka: 5 years manufacturer's warranty.
3. Nastavení a instalace
3.1 Bezpečnostní opatření
- Ensure the power supply is disconnected from the AC mains before any installation or wiring.
- Instalaci by měl provádět pouze kvalifikovaný personál.
- Ověřte, že vstupní objemtage range matches the power supply's specifications (180-264VAC).
- Správné uzemnění je nezbytné pro zabránění úrazu elektrickým proudem.
- Do not operate the unit in environments exceeding its specified temperature and humidity limits.
3.2 Montáž
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 Zapojení kabeláže
- AC vstup: Connect the AC mains (Line, Neutral, Ground) to the designated input terminals. Use appropriate gauge wiring for the current rating.
- DC výstup: 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.
- Auxiliary Output (Optional): 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. Návod k obsluze
4.1 Počáteční zapnutí
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 Výstupní objemtage Úprava
Výstupní objemtage 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 Monitorování
The unit provides an alarm signal output for monitoring operational status. Consult the function manual for details on interpreting these signals.
5. Údržba
The Mean Well RSP-3000-48 power supply is designed for reliable operation with minimal maintenance. However, periodic checks are recommended:
- Čištění: Ensure the ventilation openings and fan blades are free from dust and debris to maintain optimal cooling performance. Disconnect power before cleaning.
- Kontrola ventilátoru: Periodically check the cooling fan for proper operation. A malfunctioning fan can lead to overheating and reduced lifespan.
- Integrita připojení: Verify that all wiring connections are secure and free from corrosion.
- Podmínky prostředí: Zajistěte, aby provozní prostředí zůstalo v rámci specifikovaného rozsahu teploty a vlhkosti.
6. Řešení problémů
If the power supply is not functioning correctly, perform the following basic checks:
- No Output Voltage:
- 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.
- Přehřívání:
- Ensure adequate ventilation and that the cooling fan is operating.
- Check for excessive ambient temperature.
- Reduce the load if it exceeds the rated power.
- Výstupní objemtage Fluktuace:
- 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:
| Kategorie | Specifikace | Value (RSP-3000-48) |
|---|---|---|
| Výstup | DC svtage | 48V |
| Jmenovitý proud | 62.5A | |
| Aktuální rozsah | 0-62.5A | |
| Jmenovitý výkon | 3000W | |
| Zvlnění a hluk (max.) | 200 mVp-p | |
| svtage Příd. Rozsah | 41-56V | |
| svtage Tolerance | ±1.0 % | |
| Vstup | svtage Dosah | 180-264VAC, 254-370VDC |
| Frekvenční rozsah | 47-63Hz | |
| Účiník (typ.) | PF>0.95/230VAC při plné zátěži | |
| Účinnost (typ.) | 91.5 % | |
| Střídavý proud (typ.) | 16A/230VAC | |
| Náběhový proud (typ.) | 60A/230VAC | |
| Ochrana | Přetížení | 105-112% rated output power, constant current limiting with delay shutdown after 5 seconds, re-power on to recover |
| Přes Voltage | 57.6-67.2V, shutdown, re-power on to recover | |
| Nadměrná teplota | Shut down, re-power on to recover | |
| Funkce | Auxiliary Power (AUX) | 12V@0.1A (Only for Remote ON/OFF control) |
| Dálkové ovládání ON/OFF | Please see the Function Manual | |
| Výstup poplachového signálu | Please see the Function Manual | |
| Výstupní objemtage Oříznout | 8.6-56V (Note 3) | |
| Prostředí | Pracovní teplota | -20~+70°C (Refer to "Derating Curve") |
| Pracovní vlhkost | 20 ~ 90% nekondenzující | |
| Skladovací teplota, vlhkost | -40~+85°C, 10~95% RH nekondenzující | |
| Temp. Koeficient | ±0.03%/°C (0~50°C) | |
| Vibrace | 10~500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes | |
| Bezpečnost a EMC | Bezpečnostní normy | UL60950-1, TUV EN60950-1 approved |
| Vydržet svtage | I/P-O/P:3KVAC, I/P-FG:2KVAC, O/P-FG:0.5KVAC | |
| Izolační odpor | I/P-O/P, I/P-FG, O/P-FG:100M Ohms / 500VDC / 25°C / 70% RH | |
| Emise EMC | Shoda s EN55022 (CISPR22) Třída B, EN61000-3-2,-3 | |
| Ostatní | MTBF | 184.9 tis. hodin min. MIL-HDBK-217F (25 °C) |
| Rozměr (D*Š*V) | Rozměr 278 x 177.8 x 63.5 mm | |
| Hmotnost položky | 9.25 libry |
Poznámky:
- 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. Záruka a podpora
8.1 Záruka
The Mean Well RSP-3000-48 AC-DC Power Supply comes with a 5letá záruka výrobce 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 Technická podpora
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 webweb s podpůrnými zdroji a kontaktními informacemi.