QM28
Colour
Optional accessories
Technical Data
last update: 02/12/2025Description
Round luminaire for ceiling-mounted installation with option of recessed or pendant installation via an accessory to be ordered separately. Up/down emission designed to use Neutral White 4000K LED lamps. The optical assembly consists of an extruded painted aluminium frame, a satin finish methacrylate diffuser screen for UGR<19 3000cd/m2 light emission and a sheet metal rear closing base. The bluetooth driver is housed in the upper part of the product.
Dimensions
Diameter (mm)
ø1157
Technical performance
Complies with EN60598-1 and pertinent regulations
Physical properties
Weight (kg)
23.8
Product certification
-
BIS -
CE -
ENEC-03 -
NOM -
QCERT
Photometric data
Details
lm system
13809.5
W system
118.9
lm source
19450
W source
107
Luminous efficiency - lm/W (system value)
116.14
lm in emergency mode
-
Total light flux at or above an angle of 90° (Lm)
264
Light output ratio (LOR)
71
Optic and beam angle
UGR - Luminance control UGR<19
Adjustability
fixed
Light colour quality
CRI (minimum) 90 - Rf (Colour Fidelity Index) 90 - Rg (Gamut Index) 99
Colour temperature
4000 K
MacAdam Step
3
Lifetime LED 1
50,000h - L80 - B10 (Ta 25°C)
Charts and polar curves
Electrical data
Voltage
220 - 230 V
ZVEI code
LED
Dimmable option
Dimmable
Control
Bluetooth WiSilica
Installation
Description
Ceiling-mounted.
Recessed or pendant-mounted using an accessory to be ordered separately.;
Mounting
Wall surface, Ceiling surface
Wiring
Product complete with electronic components. The electrical cables used are made of a “halogen free” material. (This means that the cables do not contain any halogen materials that in the event of a fire do not emit toxic or corrosive gases and only a small quantity of opaque fumes).