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QS42
Colour
Optional components
Technical Data
last update: 09/02/2026Description
Ring luminaire with 18 optical elements for LED lamps - fixed optics. The optic system guarantees a high level of visual comfort and no glare. The body includes a radiant surface made of die-cast aluminium. Version includes a perimeter surface frame.
High definition reflectors made of thermoplastic material vacuum-metallised with aluminium vapours, integrated in a set-back position in the anti-glare screen.
Supplied with a power supply unit connected to the luminaire.
Dimensions
Diameter (mm)
ø180
Shape
Round
Recessed hole dimensions (mm)
ø170
Technical performance
Complies with EN60598-1 and pertinent regulations
Physical properties
Weight (kg)
0.68
Material
Die-cast aluminium and thermoplastic
Product certification
-
CCC S&E -
CE -
EAC -
ENEC-03 -
NOM -
QCERT -
BIS pending
Photometric data
Details
lm system
3320
W system
39.1
lm source
4000
W source
36
Luminous efficiency - lm/W (system value)
84.91
lm in emergency mode
-
Maximum intensity (cd)
6885
Light output ratio (LOR)
83
Optic and beam angle
F - Flood 44°
Ugr Rating
UGR<10 | L<1500 cd/mq @65°
Adjustability
fixed
Light colour quality
CRI 90 - Rf (Colour Fidelity Index) 92 - Rg (Gamut Index) 98
Colour temperature
4000 K
MacAdam Step
2
Lifetime LED 1
50,000h - L90 - B10 (Ta 25°C)
Charts and polar curves
Electrical data
ZVEI code
LED
Power Supply
Driver included
Dimmable option
Dimmable
Control
DALI-2
Installation
Description
Recessed with steel wire springs for false ceilings from 1 to 25 mm thick - Ø 170 installation hole.;
Mounting
Ceiling recessed
Wiring
On the power supply unit with terminal board included. Available in DALI versions.