QE55
Colour
Technical Data
last update: 21/10/2025Description
rectangular miniaturised recessed luminaire with 10 optical elements with LED lamps - fixed optics - spot flood beam angle. Main body with die-cast aluminium radiant surface, minimal (frameless) version for mounting flush with the ceiling. Metallised thermoplastic high definition optics, integrated in a rear position in the black anti-glare screen; the structure of the optical system prevents a pinpoint effect, allowing precise, circular light distribution and emission with controlled glare . Supplied with DALI dimmable electronic control gear connected to the luminaire. Neutral white LED.
Dimensions
General (mm)
264x30x56
Shape
Round
Technical performance
Complies with EN60598-1 and pertinent regulations
Physical properties
Material
Die-cast aluminium
Photometric data
Details
lm system
1603.7
W system
24.5
lm source
2030
W source
20
Luminous efficiency - lm/W (system value)
65.46
lm in emergency mode
-
Light output ratio (LOR)
79
Optic and beam angle
S - Spot 12°
Adjustability
fixed
Light colour quality
CRI (minimum) 95 - Rf (Colour Fidelity Index) 96 - Rg (Gamut Index) 101
Colour temperature
3500 K
MacAdam Step
3
Lifetime LED 1
> 50,000h - L90 - B10 (Ta 25°C)
Charts and polar curves
Electrical data
Voltage
220 - 240
ZVEI code
LED
Power Supply
Control gear included
Mounting options
Integral
Dimmable option
Dimmable
Control
DALI
Installation
Description
recessed with steel wire springs on the specific adapter (included) which allows flush-mounting with the ceiling. Adapter fixed to false ceiling (12.5 mm thick) with self-tapping screws; subsequent filling and smoothing operations; insertion of luminaire body and aesthetic finishing. Preparation hole 35 x 271;
Mounting
Wall recessed, Ceiling recessed
Wiring
on control gear box with quick-coupling connections