1. Giriş
This manual provides essential information for the safe and efficient installation, operation, and maintenance of the OSRAM Halotronic HTL 50-225VA Professional Electronic Transformer. This electronic transformer is designed for use with low-voltage halojen lamps, offering dimmable functionality with both leading and trailing edge phase control dimmers. Please read this manual thoroughly before installation and retain it for future reference.
2. Güvenlik Bilgileri
UYARI: Risk of electric shock. Installation should only be performed by a qualified electrician in accordance with all local and national electrical codes.
- Disconnect power at the circuit breaker before installing or servicing the transformer.
- Ensure the transformer is installed in a well-ventilated area, away from flammable materials.
- 225W olan azami yük kapasitesini aşmayın.
- Do not connect more than 150W to any single output terminal.
- Ensure proper grounding as required by local codes.
- This transformer is designed for indoor use only.
- Suya batırmayın veya aşırı neme maruz bırakmayın.
- Operating temperature range: -20°C to +50°C. Maximum casing temperature (tc): 85°C.
- The transformer is suitable for emergency installation.
3. Ürün Bittiview
The OSRAM Halotronic HTL 50-225VA is a high-quality electronic transformer designed to provide stable low-voltage power for halogen lighting systems. It features a compact design and is compatible with dimmers for adjustable light output.

Şekil 1: OSRAM Halotronic HTL 50-225VA Professional Electronic Transformer. This image shows the top view of the transformer, highlighting its compact rectangular shape with rounded ends and the product label detailing specifications and wiring diagrams.
Temel Özellikler:
- Düşük hacimli elektronik transformatörtage halojen lamps.
- Dimmable with leading and trailing edge phase control dimmers.
- Giriş Voltage: 230-240V AC, 50-60Hz.
- Çıkış Hacmitage: 11.8V AC.
- Power Range: 50-225W.
- Multiple output terminals (up to 3), each supporting a maximum of 150W.
- Short-circuit and overload protection.
- Termal koruma.
- SELV (Güvenlik Ekstra Düşük Hacmitage) compliant.
4. Kurulum ve Yükleme
Before beginning installation, ensure all power is disconnected at the main circuit breaker. Refer to the wiring diagram printed on the transformer casing for precise connections.
Kurulum Adımları:
- Güç Bağlantısının Kesilmesi: Turn off the main power supply to the circuit where the transformer will be installed. Verify with a voltage test cihazı.
- Montaj: Securely mount the transformer in a suitable location. Ensure adequate ventilation around the unit to prevent overheating. The transformer dimensions are approximately 6.69" x 1.73" x 1.34".
- Input Wiring (Primary Side):
- Connect the 230-240V AC mains supply (Live and Neutral) to the primary input terminals marked "PRI 230-240 V".
- Ensure correct polarity and secure all connections.
- The maximum input current is 1.0 A.
- Output Wiring (Secondary Side):
- Düşük hacimliyi bağlayıntage halojen lamps to the secondary output terminals marked "SEC 11.8 V".
- The transformer has multiple output terminals. Each individual output terminal can support a maximum load of 150W.
- The total combined load across all output terminals must not exceed 225W.
- The maximum cable length from the transformer to the lamp should not exceed 2 meters to maintain optimal voltage.
- Tüm bağlantıların sıkı ve yalıtımlı olduğundan emin olun.
- Dimmer Connection (Optional): If using a dimmer, connect it on the primary (input) side of the transformer. This transformer is compatible with both leading and trailing edge phase control dimmers.
- Güç Restorasyonu: Tüm bağlantılar güvenli bir şekilde kurulup doğrulandıktan sonra, devre kesiciden gücü tekrar açın.
- Test: Test the lighting system to ensure proper operation and dimming functionality (if applicable).
Not: The product label on the transformer provides a detailed wiring diagram. Always refer to this diagram during installation.
5. Operasyon
The OSRAM Halotronic HTL 50-225VA transformer operates automatically once installed and powered. It converts the high input voltage to a stable 11.8V AC output suitable for low-voltage halojen lamps.
Karartma İşlevselliği:
If connected to a compatible leading or trailing edge phase control dimmer, the light output of the connected halogen lamps can be adjusted by operating the dimmer switch. Ensure the dimmer's wattage rating is appropriate for the total load of the lamps connected to the transformer.
6. Bakım
The OSRAM Halotronic HTL 50-225VA transformer is designed for long-term, maintenance-free operation. However, periodic checks can help ensure continued performance and safety.
- Temizlik: Ensure the transformer casing remains free from dust and debris to maintain proper heat dissipation. Disconnect power before cleaning. Use a dry, soft cloth.
- Bağlantı Kontrolleri: Periodically inspect wiring connections for tightness and signs of wear or corrosion. Disconnect power before inspection.
- Havalandırma: Ensure that the area around the transformer remains unobstructed to allow for adequate airflow.
- Lamp Yenisiyle değiştirme: Halojen l'yi değiştirirkenamps, ensure they are of the correct voltage (12V) and that the total wattage does not exceed the transformer's maximum load of 225W, or 150W per output terminal.
7. Sorun Giderme
If you experience issues with your OSRAM Halotronic HTL 50-225VA transformer, refer to the following common problems and solutions:
| Sorun | Olası Neden | Çözüm |
|---|---|---|
| Lamps yanmıyor. |
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| Lamps flicker or dim inconsistently. |
|
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| Transformer is hot to the touch. |
|
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| Lamps are not as bright as expected. |
|
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If the problem persists after attempting these solutions, consult a qualified electrician or contact OSRAM customer support.
8. Özellikler
| Özellik | Detay |
|---|---|
| Model Numarası | HTL 50-225VA (Part Number: HTL 225/230-240 UNV1 Osram) |
| Giriş Voltage | 230-240V AC |
| Sıklık | 50-60 Hz |
| Çıkış Hacmitage | 11.8V AC |
| Rated Power (Output) | 50-225W |
| Max. Load per Output Terminal | 150W (for each of the 3 output terminals) |
| Kısılabilirlik | Yes, with leading and trailing edge phase control dimmers |
| Boyutlar (U x G x Y) | 6.69 x 1.73 x 1.34 inç (170 x 44 x 34 mm) |
| Ağırlık | 7.7 ons (yaklaşık 218g) |
| Çalışma Sıcaklığı | -20°C ile +50°C arası |
| Maks. Casing Temperature (tc) | 85°C |
| Koruma | Short-circuit, overload, thermal protection |
| Güvenlik Standartları | CE, EN 61347, EN 55015, SELV |
| Max. Secondary Cable Length | 2 metre |
| Piller Gerekli | HAYIR |
9. Garanti ve Destek
For warranty information and technical support, please refer to the official OSRAM website or contact your local OSRAM distributor. Keep your purchase receipt as proof of purchase.
OSRAM Resmi Webalan: www.osram.com





