Osram QTi 2x28/54 Dim T5 220-240V 50/60Hz Dimmable 1-10V Quicktronic Intelligent Electronic Ballast for T5 Fluorescent Tube

Product Benefits

• Ideal for emergency installations and public buildings

• Reliable operation in industrial settings, open-plan offices, corridors, and storage areas

• Compatible with motion sensor-based applications

• Supports seamless dimming (1–100%) without flicker or reduced lamp life

• Maintains luminous flux with both AC and DC

• Automatic restart after lamp replacement

• Energy-saving design meets MINERGIE standards

• Suitable for luminaires of protection class I

 Key Features

• Control Interface: 1–10 V dimming

• Supply Voltage: 220–240 V

• Operating Frequency: 44–120 kHz

• Dimming Range: 1–100%

• Fast Lamp Start: <0.6 seconds

• Protection Features:

  • Overtemperature protection

  • Automatic shutdown for end-of-life lamps

  • Overload protection with automatic reset

• Lifetime: >100,000 hours (at 65°C Tc point)

• Efficiency: EEI A1 BAT, very low standby power

Technical Specifications

• Nominal Wattage: 169 W

• Input Voltage AC: 198–264 V

• Input Voltage DC: 154–276 V

• Inrush Current: 45 A

• Max ECG per 16 A Breaker: 13 units

• Max ECG per 10 A Breaker: 8 units

Dimensions & Mounting

• Length: 423 mm

• Width: 30 mm

• Height: 21 mm

• Mounting Hole Spacing: 415 mm

• Weight: 373 g

• Cable Cross-Section: 0.5–1.5 mm² (solid/flexible)

• Wire Prep Length: 8.0–9.0 mm

 Environmental & Operating Conditions

• Ambient Temp Range: +10…+50 °C

• Max Case Temp (Tc Point): 75 °C

• Max Housing Temp (Fault Condition): 110 °C

• Humidity: 5–85% (max 56 days/year at 85%)

• Storage Temp: -40…+85 °C

 Safety & Standards

• Protection Class: I

• IP Rating: IP20

• Compliance: EN 61347-2-3, EN 60929, EN 55015, EN 61000-3-2, EN 61547

• Certifications: VDE, VDE-EMC, EL, EAC, RCM, CCC