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M639
Colour
Technical Data
last update: 25/08/2026Description
Luminaire designed to use T16 lamps 4x14/24W. Body made of painted sheet steel. Darklight optics made of super-pure aluminium with controlled luminance L≤1000 cd/m2 for α >65°, suitable for use in environments with video terminals in accordance with EN 12464-1. Tool-free optical assembly opening. Fitted with fall-prevention retaining system and earth cable.
Dimensions
General (mm)
596x596x80
Shape
Square
Recessed hole dimensions (mm)
580x580
Technical performance
Complies with EN60598-1 and pertinent regulations
Physical properties
Material
Aluminium
Photometric data
Details
lm system
W system
lm source
W source
14
Luminous efficiency - lm/W (system value)
lm in emergency mode
122,9
Maximum intensity (cd)
440
Total light flux at or above an angle of 90° (Lm)
0
Light output ratio (LOR)
63
Optic and beam angle
DK - Dark Light
Adjustability
fixed
Colour temperature
Lifetime LED 1
Lifetime LED 2
Electrical data
Operating ambient temperature range
Voltage
220-240 VAC
ZVEI code
T 16
Power Supply
Electronic with inverter Control gear included
Mounting options
Integral
Installation
Description
Ceiling-mounted.;
Mounting
Ceiling recessed
Wiring
Wiring for T16 linear fluorescent lamps, with multiwatt electronic ballast and emergency light. Quick-coupling electric terminal blocks.