1. Introduzione
This manual provides essential information for the safe and efficient operation of your GLOGLOW DR-30-12 30W DIN Rail Switching Power Supply. Please read this manual thoroughly before installation and use, and retain it for future reference. This power supply is designed to convert 100-240V AC input to a stable 12V DC output, suitable for various applications including lighting equipment, industrial control systems, and security monitoring.
2. Informazioni sulla sicurezza
ATTENZIONE: Indoor use only. For use in a protected environment only. Risk of electric shock. Do not open.
- Prima di qualsiasi installazione, cablaggio o manutenzione, assicurarsi che l'alimentazione sia scollegata dalla fonte di alimentazione principale.
- L'installazione e il cablaggio devono essere eseguiti solo da personale qualificato.
- Do not operate the unit in environments with high humidity, extreme temperatures, or corrosive substances.
- Verificare che il volume di ingressotage matches the specifications of the power supply (100-240V AC).
- Non superare la potenza massima di uscita di 30 W.
- Garantire una messa a terra adeguata per evitare rischi elettrici.
- The unit features a hollow shell design for heat dissipation; ensure adequate airflow around the unit.

Figura 2.1: Superiore view of the power supply, highlighting the input (N, L) and output (+V, -V) terminals, the DC OK indicator, and the ADJ potentiometer. The label clearly states the model DR-30-12 and important safety cautions.
3. Caratteristiche del prodotto
The GLOGLOW DR-30-12 Switching Power Supply offers reliable performance with the following key features:
- Ingresso volumetage: Wide range 100-240V AC, suitable for global use.
- Potenza di uscita: Stable 30W output.
- Shell Design: Thickened shell for enhanced safety and a hollow design for excellent heat dissipation, ensuring stable operation.
- Funzioni di protezione: Built-in overload protection, over current protection, and over voltage protection to safeguard connected devices and the power supply itself.
- Materiale: Constructed from durable ABS material with excellent craftsmanship for long-term reliability.
- Installazione: Designed for convenient DIN rail mounting.
- Applicazioni: Ideal for lighting equipment, industrial control systems, and security monitoring applications.
4. Specifiche
| Parametro | Valore |
|---|---|
| Modello | DR-30-12 |
| Ingresso volumetage | 100-240V AC |
| Potenza di uscita | 30W |
| Volume di uscitatage | 12V DC (Adjustable via ADJ potentiometer) |
| Materiale | addominali |
| Metodo di installazione | Montaggio su guida DIN |
| Caratteristiche di protezione | Sovravoltage, Overload, Short Circuit Protection |
| Ambiente operativo | Indoor, protected environment only |
5. Configurazione e installazione
The GLOGLOW DR-30-12 is designed for easy installation on a standard DIN rail. Follow these steps for proper setup:
- Montaggio: Securely attach the power supply to a standard DIN rail. Ensure it clicks into place firmly.
- Cablaggio di ingresso (CA):
- Connect the Live (L) wire of your AC power source to the 'L' terminal on the power supply.
- Connect the Neutral (N) wire of your AC power source to the 'N' terminal on the power supply.
- Connect the Ground (PE) wire to the ground terminal (indicated by the ground symbol) on the power supply.
AVVERTIMENTO: Assicurarsi che tutti i collegamenti siano ben saldi e sicuri per evitare contatti allentati e potenziali pericoli.
- Cablaggio di uscita (CC):
- Connect the positive (+) terminal of your DC load to the '+V' terminal on the power supply.
- Connect the negative (-) terminal of your DC load to the '-V' terminal on the power supply.
- Ventilazione: Ensure sufficient clearance around the power supply for proper heat dissipation. Do not obstruct the hollow shell design.

Figura 5.1: Angolato view of the power supply, illustrating the terminal blocks for input and output connections, and the ventilation design for heat dissipation.
6. Istruzioni per l'uso
Once properly installed and wired, the GLOGLOW DR-30-12 is ready for operation.
- Accensione: Apply AC power to the input terminals (L, N). The 'DC OK' indicator LED should illuminate, indicating proper operation.
- Volume di uscitatage Regolazione: Se necessario, il volume di uscitatage can be finely adjusted using the 'ADJ' potentiometer located on the top of the unit. Use a small screwdriver to turn the potentiometer clockwise to increase voltage o in senso antiorario per diminuire il voltage all'interno dell'intervallo specificato.
- Monitoraggio: The 'DC OK' LED provides a visual indication of the output status. If the LED is off, check the input power and output load.

Figura 6.1: Davanti view of the power supply, clearly showing the "DC OK" LED indicator and the "ADJ" screw for output voltage regolazione.
7. Manutenzione
The GLOGLOW DR-30-12 Switching Power Supply requires minimal maintenance.
- Pulizia: Periodically clean the exterior of the unit with a soft, dry cloth. Do not use liquid cleaners or solvents. Ensure the unit is powered off and disconnected before cleaning.
- Ventilazione: Regularly check that the ventilation openings are free from dust and obstructions to ensure optimal heat dissipation.
- Connessioni: Periodically inspect all wiring connections to ensure they remain tight and secure.
- Non aprire: As stated in the safety warnings, do not attempt to open the casing of the power supply. There are no user-serviceable parts inside, and opening it poses a risk of electric shock.
8. Risoluzione Dei Problemi
If you encounter issues with your power supply, refer to the following troubleshooting guide:
| Problema | Possibile causa | Soluzione |
|---|---|---|
| No output power / DC OK LED off | Nessuna alimentazione in ingresso CA Collegamenti elettrici allentati Sovraccarico o cortocircuito in uscita | Controllare la fonte di alimentazione CA e l'interruttore automatico. Verificare che tutti i collegamenti dei cavi di ingresso e di uscita siano sicuri. Scollegare il carico e verificare la presenza di cortocircuiti. Ridurre il carico in caso di sovraccarico. |
| Volume di uscitatage instabile o errato | ADJ potentiometer incorrectly set Vol. ingresso fluttuantetage Condizione di sovraccarico | Adjust the 'ADJ' potentiometer to the desired voltage. Ensure stable AC input voltage. Reduce the load to within the 30W limit. |
| Unit is excessively hot | Ventilazione insufficiente Condizione di sovraccarico | Ensure adequate airflow around the unit and clear any obstructions. Reduce the load to prevent overheating. |
If the problem persists after attempting these solutions, contact customer support. Do not attempt to repair the unit yourself.
9. Contenuto della confezione
- 1 x GLOGLOW DR-30-12 Transformer Power Supply