1. Einleitung
This manual provides essential information for the safe and efficient installation, operation, and maintenance of the OSRAM OPTOTRONIC OT 55W/UNV/1A2 CS DIM L LED Driver. This is a 55W constant current, 0-10V dimmable LED driver designed for universal input voltage (120-277V AC) applications. Please read this manual thoroughly before installation and retain it for future reference.
2. Sicherheitshinweise
WARNUNG: Risk of electric shock. Installation and servicing should only be performed by qualified personnel. Disconnect power before installation or servicing.
- Ensure all wiring complies with national and local electrical codes.
- Überschreiten Sie nicht die angegebene Eingangslautstärketage or output current/voltage Bewertungen.
- Dieses Gerät ist für trockene und damp locations. Do not expose to direct water spray or immersion.
- The driver features UL Class 2 output for safe operation and is Class P rated.
- Verify proper grounding to prevent electrical hazards.
3. Einrichtung und Installation
Follow these steps for proper installation of the LED driver:
- Stromabschaltung: Ensure the main power supply to the installation area is turned off at the circuit breaker before beginning any wiring.
- Montage: Securely mount the LED driver in a suitable enclosure or fixture, ensuring adequate ventilation. The product dimensions are approximately 11.00" L x 1.14" W x 1.00" H.
- Eingangsverdrahtung (Wechselstrom): Connect the AC input wires to the driver's input terminals. The driver accepts a universal input voltage of 120-277V AC, 50/60Hz. Refer to the wiring diagram below for terminal identification.

Image: Input terminals for AC power connection. Black wire for Line, White wire for Neutral.
- Ausgangsverdrahtung (DC): Connect the LED load to the driver's DC output terminals. The output voltage range is 20-46V DC. The output current can be set to 800mA, 1000mA, or 1200mA. Ensure the LED load's voltage and current requirements match the driver's output.

Image: Output terminals for DC LED load connection. Red wire for positive (+), Blue wire for negative (-).
- Dimming Control Wiring (0-10V): Connect the 0-10V dimming control wires to the dedicated dimming terminals. The dimming input is isolated and can use Class 2 or non-Class 2 wiring. The dimming range is 10-100%.

Image: Comprehensive wiring diagram for the OSRAM OPTOTRONIC LED Driver, illustrating connections for AC input (Black/White), DC output (Red/Blue), and 0-10V dimming (Purple/Gray).
- Aktuelle Auswahl: The driver features an external current set. Consult the product datasheet or specific fixture instructions for how to select the desired output current (800mA, 1000mA, or 1200mA) if applicable.
- Wiederherstellung der Stromversorgung: Sobald alle Verbindungen sicher und überprüft sind, schalten Sie die Stromversorgung des Stromkreises wieder ein.
4. Bedienungsanleitung
The OSRAM OPTOTRONIC LED driver operates automatically once properly installed and powered.
- Ein-/Ausschalten: The LED load will illuminate when AC power is supplied to the driver.
- Dimmen: Use a compatible 0-10V dimming control system to adjust the light output. The driver supports dimming from 10% to 100% of its maximum output.
- Aktuelle Ausgabe: The driver provides a constant current output, which is pre-set or externally selectable (800mA, 1000mA, or 1200mA) to match the requirements of the connected LED module.
5. Wartung
The OSRAM OPTOTRONIC LED driver is designed for long-term, maintenance-free operation.
- Reinigung: Ensure the driver remains free of dust and debris to maintain optimal thermal performance. Disconnect power before cleaning. Use a dry, soft cloth.
- Keine vom Benutzer zu wartenden Teile: The driver contains no user-serviceable parts. Do not attempt to open or repair the unit. Doing so will void the warranty and may pose a safety risk.
- Inspektion: Überprüfen Sie die Verkabelung regelmäßig auf Anzeichen von Beschädigungen oder lockeren Verbindungen.
6. Fehlerbehebung
If you experience issues with your LED driver, refer to the following common troubleshooting steps:
- Keine Lichtleistung:
- Verify that AC input power is supplied to the driver.
- Check all wiring connections (input, output, dimming) for proper contact and polarity.
- Ensure the LED load is correctly connected and not faulty.
- Confirm the output current setting matches the LED load requirements.
- Flackerndes oder instabiles Licht:
- Überprüfen Sie, ob die Kabelverbindungen lose sind.
- Verify the dimming control signal is stable and within the 0-10V range.
- Ensure the LED load is compatible with the driver's output specifications.
- Dimmfunktion funktioniert nicht:
- Confirm the 0-10V dimming wires are correctly connected to the driver's dimming terminals.
- Check the functionality of the 0-10V dimming controller.
- Ensure the dimming range (10-100%) is being respected by the controller.
If problems persist after performing these checks, contact a qualified electrician or OSRAM technical support.
7. Spezifikationen
| Besonderheit | Spezifikation |
|---|---|
| Modellnummer | 57438 (OT 55W/UNV/1A2 CS DIM L) |
| Eingangslautstärketage | 120-277V AC (Universal), 50/60 Hz |
| Max. Ausgangsleistung | 55 W |
| Ausgangsvolumentage | 20-46V DC |
| Ausgangsstrom | 800mA / 1000mA / 1200mA (Selectable) |
| Dimmsteuerung | 0-10V (Isolated, Class 2 or non-Class 2 wiring) |
| Dimmbereich | 10-100 % |
| Produktabmessungen (L x B x H) | 11.00" x 1.14" x 1.00" |
| Gewicht | Ungefähr 8.4 Unzen |
| UL-Umweltklassifizierung | Trocken & Damp |
| Einhaltung der Sicherheitsvorschriften | UL Class 2 output, Class P |
8. Garantie und Support
For warranty information, technical support, or further product documentation, please refer to the official OSRAM webBesuchen Sie unsere Website oder wenden Sie sich an Ihren lokalen Händler.
- Official OSRAM Product Information: www.osram.us/ds
- For eldoLED products (related to Acuity Brands integration): www.eldoLED.com





