Osram QT-FIT8 Special Lighting - 73 W
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Product Information
Full details
The Osram QT-FIT8 3x18,4x18 is a high-frequency ballast designed for emergency lighting systems, offering efficient and long-lasting performance. It ensures optimal filament preheating for lamp start, making it suitable for professionals needing reliable lighting solutions. A potential consideration is its specific application in emergency lighting, requiring compatible fixtures.
All features
| Model Part Number | 4008321294302 |
|---|---|
| Brand | Osram |
Extended Product Information
FAQs
What type of lamps is the Osram QT-FIT8 3x18,4x18 compatible with?
This ballast is designed for use with 3x18W and 4x18W fluorescent lamps.
What is the expected lifespan of this ballast?
The Osram QT-FIT8 3x18,4x18 has an expected lifetime of 50,000 hours under normal operating conditions.
Can this ballast be used for general lighting purposes?
While it provides efficient lighting, it is specifically designed and optimized for use in emergency lighting systems.
What is the operating temperature range for this ballast?
The ballast can operate reliably within a temperature range of -15 to 50 °C.
What is the input voltage range for the QT-FIT8 ballast?
The AC input voltage range is 198 - 264 V, and the supply voltage is 220 - 240 V.
Does this ballast require special installation?
Yes, installation should be performed by a qualified electrician to ensure safety and compliance with electrical codes.
What is the advantage of the filament preheating feature?
Filament preheating ensures optimal and rapid lamp ignition, which is crucial for emergency lighting and also contributes to extending the lifespan of the fluorescent lamps.
Troubleshooting
Lamp does not ignite
Verify that the power supply is connected and within the operating voltage range. Check that the fluorescent lamps are correctly seated in their holders and are compatible with the ballast (3x18W or 4x18W). Ensure the ballast is correctly wired according to the diagram.
Lamp flickers intermittently
Check for loose lamp connections or a faulty lamp. Ensure the ballast is receiving stable power. If the issue persists, the ballast may need to be replaced.
Ballast makes unusual noise
A faint hum is normal. Loud buzzing or clicking noises may indicate an issue with the ballast or the connected lamps. Disconnect power and consult a qualified electrician.
Ballast overheats
Ensure the fixture provides adequate ventilation and that the ballast is not obstructed. Check for excessive input voltage or a short circuit. Overheating can lead to premature failure.
Pros and Cons
Pros
- Reliable performance for emergency lighting applications.
- Extends lamp life through optimized preheating.
- Energy-efficient operation reduces power consumption.
- Durable and built for a long operational lifespan.
- Operates across a wide temperature range.
Cons
- Primarily designed for emergency lighting systems; may not be suitable for general lighting.
- Requires specific compatible fluorescent lamps (3x18W or 4x18W).
- Installation may require professional electrical knowledge.
Setup, Compatibility & Care
Setup:
The Osram QT-FIT8 3x18,4x18 is designed to replace existing ballasts in compatible lighting fixtures. Installation should be performed by a qualified electrician, following all local electrical codes and safety regulations. Ensure the power supply is disconnected before beginning any installation work.
Compatibility:
- Lamps: This ballast is compatible with 3x18W and 4x18W fluorescent lamps.
- Voltage: It operates with an AC input voltage of 198 - 264 V and a supply voltage of 220 - 240 V.
- Frequency: Compatible with 50 - 60 Hz input frequency.
- Application: Primarily intended for emergency lighting systems.
Care:
- Cleaning: If cleaning is necessary, ensure the power is completely disconnected. Use a dry or slightly damp cloth to wipe the exterior of the ballast. Avoid using abrasive cleaners or solvents.
- Ventilation: Ensure the lighting fixture has adequate ventilation to prevent overheating, as the ballast can generate heat during operation.
- Inspection: Periodically inspect wiring connections for any signs of damage or corrosion.