MEAN WELL 323396
Manyèl Itilizatè MEAN WELL RS-50-12 AC pou DC Alimantasyon
Modèl: 323396
1. Pwodwi souview
The MEAN WELL RS-50-12 is a 50.4W AC to DC enclosed switching power supply designed to convert alternating current (AC) to a stable 12-volt direct current (DC) output at 4.2 AmpInite kontra enfòmèl ant sa a apwopriye pou plizyè aplikasyon endistriyèl ak elektwonik ki bezwen yon sous enèji serye.
Karakteristik kle yo enkli yon volim opinyon lajtage range, robust protection mechanisms, and compliance with international safety standards.

Figi 1: Devan view of the MEAN WELL RS-50-12 AC to DC Power Supply, showing the input and output terminal blocks, ventilation holes, and product labeling with model number and certifications.
2. Enstriksyon Sekirite
- Asire w ke aparèy la byen konekte atè pou anpeche chòk elektrik.
- Do not operate the power supply in wet or excessively humid environments.
- Verify opinyon voltage compatibility (88-264Vac) before connecting to a power source.
- Avoid obstructing ventilation holes to prevent overheating.
- Tout fil elektrik yo dwe fèt pa pèsonèl kalifye, dapre kòd elektrik lokal yo.
- The unit is designed to withstand a 300Vac surge input for 5 seconds; however, prolonged exposure to excessive voltage ta dwe evite.
3. Enstalasyon ak Enstalasyon
Follow these steps for safe and correct installation of your RS-50-12 power supply:
- Montaj: Securely mount the power supply in a well-ventilated area, ensuring adequate clearance around the unit for airflow.
- Input Connection (AC):
- Connect the Live (L) wire to the 'L' terminal.
- Connect the Neutral (N) wire to the 'N' terminal.
- Connect the Earth Ground wire to the '⏚' (Ground) terminal.
- Asire opinyon voltage is within the specified range of 88-264Vac at 47-63Hz.
- Output Connection (DC):
- Connect the negative DC load wire to the '-V' terminal.
- Connect the positive DC load wire to the '+V' terminal.
- The output is 12V DC at 4.2 Amps. Do not exceed the maximum output current.
- Voltage Adjustment (Optional): The 'V ADJ' terminal allows for fine adjustment of the output voltage. Use a small screwdriver to carefully turn the potentiometer if voltage adjustment is required. Refer to the specifications for the adjustable range.
- Pouvwa sou: Once all connections are secure and verified, apply AC power to the unit. The power supply should begin operation.
4. Operasyon Enstriksyon
The RS-50-12 power supply is designed for continuous operation within its specified parameters. Once properly installed and powered, it will provide a stable DC output.
- Jesyon chaj: Ensure the connected load does not exceed the power supply's maximum output capacity (50.4W or 4.2 Amps at 12V). Overloading can trigger protection mechanisms or damage the unit.
- Karakteristik pwoteksyon: The unit incorporates built-in Short-Circuit, Overload, and Overvoltage Protection. In case of a fault, the power supply may shut down automatically to prevent damage. Remove the fault condition and cycle the power to reset the unit.
- Kondisyon anviwònman: Operate the power supply within recommended temperature and humidity ranges to ensure optimal performance and longevity.
5. Antretyen
The MEAN WELL RS-50-12 power supply requires minimal maintenance. Regular checks can help ensure its long-term reliability.
- Netwayaj: Periodically clean the exterior of the unit with a soft, dry cloth to remove dust and debris. Ensure the ventilation holes remain clear. Do not use liquid cleaners or solvents.
- Vantilasyon: Confirm that the installation environment allows for adequate airflow around the power supply to dissipate heat effectively.
- Koneksyon: Occasionally check all input and output terminal connections to ensure they remain tight and secure. Loose connections can lead to poor performance or safety hazards.
- Vibration: The unit is designed to withstand 5G vibration. However, avoid excessive or continuous vibration beyond this specification.
NAN. Depanaj
If you encounter issues with your RS-50-12 power supply, refer to the following common troubleshooting steps:
| Pwoblèm | Kòz posib | Solisyon |
|---|---|---|
| Pa gen pwodiksyon voltage | No AC input power; Overload protection activated; Short-circuit detected; Overvoltage pwoteksyon aktive. | Check AC input connections and power source. Reduce load or remove short-circuit. Cycle power to reset the unit after resolving the fault. |
| Sòti voltagtwò ba/wo | Incorrect 'V ADJ' setting; Excessive load; Faulty load. | Adjust 'V ADJ' potentiometer. Verify load current is within specifications. Disconnect load to test power supply independently. |
| Surchof inite a | Vantilasyon ensifizan; Twòp chaj. | Ensure adequate airflow around the unit. Reduce load to within specified limits. |
Si pwoblèm nan pèsiste apre ou fin eseye solisyon sa yo, kontakte pèsonèl sèvis ki kalifye.
7. Espesifikasyon
| Paramèt | Valè |
|---|---|
| Nimewo Modèl | RS-50-12 (323396) |
| Antre Voltage Range | 88-264Vac |
| Antre frekans | 47-63Hz |
| Sòti Voltage | 12V DC |
| Sòti aktyèl | 4.2 Amps |
| Sortie pouvwa | 50.4W |
| Ondilasyon ak Bri (Mv PP) | 120mV |
| Règleman chaj | 0.5% |
| Règleman liy | 0.5% |
| Surge Input Withstand | 300Vac for 5 seconds |
| Rezistans Vibration | 5G |
| Pwoteksyon | Kout-Circuit, Surcharge, Overvoltage |
| Sètifikasyon | Ulf/Cull/Tuv/Ce/Cb |
| Dimansyon (L x W x H) | 3.9 x 3.8 x 1.4 pous (10.16 x 10.668 x 4.064 cm) |
| Pwa | 0.249 kilogram (8.8 ons) |
| Peyi orijin | Lachin |
8. Garanti ak sipò
Specific warranty terms and support contact information are not provided within this manual. For detailed warranty information, technical support, or service inquiries, please refer to the official MEAN WELL websit la oubyen kontakte distribitè otorize ou a.
You may also find additional resources and FAQs on the manufacturer's product support pages.
Ask a question about this manual
Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.