R451
Colour
Technical Data
last update: 10/11/2025Description
Round fixed luminaire designed to use LED lamps with C.o.B. technology. Version with rim for surface-mounting. Reflector vacuum-metallised with aluminium vapours with an anti-scratch protective layer. Dissipater made of painted grey die-cast aluminium. Product complete with LED lamp in warm white colour tone (3000K) and microfilm that is able to guarantee a light beam of UGR<19 L<3000 cd/m2, which is ideal for environments with video terminals.
Dimensions
Diameter (mm)
ø163
Recessed hole dimensions (mm)
ø153
Technical performance
Complies with EN60598-1 and pertinent regulations
Physical properties
Weight (kg)
0.68
Material
Aluminium and thermoplastic
Product certification
-
CE -
ENEC-03 -
QCERT -
CCC Pending
Photometric data
Details
lm system
1290.5
W system
10.3
lm source
1450
W source
8.3
Luminous efficiency - lm/W (system value)
125.29
lm in emergency mode
-
Light output ratio (LOR)
61
Optic and beam angle
UGR - Luminance control UGR<19
Adjustability
fixed
Light colour quality
CRI (minimum) 80 - Rf (Colour Fidelity Index) 84 - Rg (Gamut Index) 95
Colour temperature
3000 K
MacAdam Step
2
Lifetime LED 1
> 50,000h - L90 - B10 (Ta 25°C)
Charts and polar curves
Electrical data
Voltage
220 - 230 V
ZVEI code
LED
Dimmable option
Dimmable
Control
DALI-2
Installation
Description
Recessed using torsion springs which allow easy installation in false ceilings with thicknesses ranging from 1 mm to 20 mm.;
Mounting
Ceiling surface
Wiring
Product complete with DALI components