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8378
Colour
Technical Data
last update: 25/08/2026Description
Downlight designed for use with H.P. sodium lamp SDW-T up to 100W and equipped with low-luminance professional optics. The light source may be adjusted inside the false ceiling. A perimetric diecast aluminium ring supports an internal revolving ring through a thermoplastic sliding device to which the galvanized sheet steel adjustable brackets are connected to support the lampholder, the upper reflector and the diecast aluminium dissipator. The superpure aluminium lower reflector is connected to the support ring by two counter springs. The light source can be adjusted by 30° on the vertical plane and 358° on the horizontal plane, and the angling system may be fixed.
Dimensions
Diameter (mm)
ø193
Shape
Round
Recessed hole dimensions (mm)
ø178
Technical performance
Complies with EN60598-1 and pertinent regulations
Physical properties
Material
Die-cast aluminium
Photometric data
Details
lm system
W system
lm source
W source
35
Luminous efficiency - lm/W (system value)
lm in emergency mode
-
Maximum intensity (cd)
1196
Total light flux at or above an angle of 90° (lm)
0
Light output ratio (LOR)
72
Optic and beam angle
Adjustability
rotation
Colour temperature
Lifetime LED 1
Lifetime LED 2
Electrical data
Operating ambient temperature range
from -20°C to +35°C. (*)
Voltage
220-240 VAC
ZVEI code
HST
Power Supply
Electromagnetic Control gear included
Mounting options
Remote
Installation
Description
Recessed installation into false ceilings with 178-mm diameter hole. The fitting comes with metal brackets to be fastened until they are blocked before installing the reflector.;
Mounting
Ceiling recessed
Wiring
The SDW-T lamp ignitor and ballast are included in a box to be ordered separately.