R790
Colour
Optional accessories
Technical Data
last update: 07/11/2025Description
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. Minimal (frameless) version for flush with ceiling installation. For recessed installation in a false ceiling a specific adapter is required that is available with a separate item code. 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)
ø173
Height Ground
43
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
-
BIS -
QCERT
Photometric data
Details
lm system
2607
W system
36
lm source
3300
W source
36
Luminous efficiency - lm/W (system value)
72.42
lm in emergency mode
-
Light output ratio (LOR)
79
Optic and beam angle
M - Medium 26°
Adjustability
fixed
Light colour quality
CRI (minimum) 90 - Rf (Colour Fidelity Index) 93 - Rg (Gamut Index) 101
Colour temperature
3000 K
MacAdam Step
2
Lifetime LED 1
50,000h - L90 - B10 (Ta 25°C)
Charts and polar curves
Electrical data
ZVEI code
LED
Dimmable option
Dimmable
Control
DALI-2
Installation
Description
Recessed with steel wire springs for false ceilings from 12,5 to 25 mm thick - Ø 174 installation hole.;
Mounting
Ceiling recessed
Wiring
On the power supply unit with terminal board included. Available in DALI electronic versions.