QTi 1x28/54 QTi 2x28/54 is a product of the QUICKTRONIC INTELLIGENT series of DELIXI. This product has 21mm height, 0.5s optimized filament preheating, suitable for frequent switching applications, automatic shutdown of lamps in the event of a defect and at the end of their life, automatic restart after lamp replacement, suitable for I/II grade protection.
The OSRAM QTi 1x28/54 and QTi 2x28/54 are compact emergency lighting modules designed for frequent switching cycles and equipped with cut‑off technology. They feature automatic shutdown on lamp failure and restart after replacement, and can be wired using combi‑wiring terminals.
Key specifications include lamp wattages of 28 W and 54 W, line voltages of 220‑240 V, ignition times under 1 s, and operation over an ambient temperature range of –20 °C to +50 °C. The modules meet EN standards for radio interference, harmonic content, and immunity, and have a power factor of 0.99.
| Lamp wattage | 28 W / 54 W (single) 2×28 W / 2×54 W (dual) |
|---|---|
| System wattage | 32 W / 61 W (single) 63 W / 119 W (dual) |
| Line current | 145 mA / 270 mA (single) 285 mA / 530 mA (dual) |
| Ignition time | < 1 s |
| Line voltage | 220‑240 V |
| Power factor | 0.99 |
The lamp starts after 0.5 seconds of optimum filament preheating.
Ignition occurs in less than 1 second.
They operate on a line voltage of 220‑240 V.