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Recessed diffuser luminaire, SiLUZET for ceiling grid or cut aperture
17
with opal or prismatic diffuser
5LJ 443 …, prismatic diffuser 5LS 461… , opal diffuser Diffuser fixings Terminal block
Accessories
Housing
Code
Suction diffuser
removal tool
5LJ 484 0-0XJ
Installation
For ceilings with
concealed grid or 5LJ 530 0-0XC
concealed support structure
For ceilings with
exposed grid
5LJ 461 1-0XC
• For detailed description see page 8/18
• Dimensions see page 8/19
General information
Subject
Chapter
Photometric data
appendix
Application information appendix
Lighting electronics appendix
Instabus EIB - principles on request
Instabus EIB - components on request
Dimming control
on request
Control gear
appendix
Power factor correction appendix
Approvals
appendix
Safety markings
appendix
Symbols
appendix
Lamp data
appendix
Product Index
appendix
Catalogue number index appendix
With mounting bracket for
installation into grid ceilings.
8
Luminaire : 5LJ 444 1-4 AX2 with 4 x 18W and Low-loss ( Lumen output : 4 x 1350 lm )
Light output in cd / klm
Tested to DIN 5032
C0 - 1 80 C90 - 270
Total light output ratio (LOR) = 52%
Number of luminaires in room
Reflection factors :70/50/20 MF = 0.8
Low-loss
En [lx] 100 300 500 750
Lh [m] 2.5 3.0 2.5 3.0 2.5 3.0 2.5 3.0
Floor area A [m 2 ]
20 1. 2 1. 4 3. 7 4.2 6.2 7. 1 9.3 11
30 1. 7 1. 9 5.1 5.8 8.5 9.6 13 14
40 2.1 2.4 6.4 7. 2 11 12 16 18
50 2.6 2.8 7. 7 8.5 13 14 19 21
75 3. 7 3. 9 11 12 18 20 27 29
100 4.8 5.0 14 15 24 25 36 38
200 8.8 9.3 26 28 44 47 66 70
500 22 22 65 65 108 109 162 163
Lh = Luminaire mounting height
Utilisation
Luminaire utilisation factors B
ρCeiling
80 80 70 70 50 50 30 0
ρWall
50 30 50 30 50 30 30 0
ρFloor
30 10 20 20 10 10 10 0
Room Index k
0.60 23 18 22 18 21 17 17 13
0.80 29 23 28 23 26 22 22 18
1.00 34 28 33 28 31 27 27 23
1.25 39 31 36 32 34 31 30 27
1.50 43 35 40 36 37 34 33 30
2.00 48 40 45 41 41 39 38 35
3.00 53 44 49 46 45 43 42 39
5.00 59 49 53 51 49 47 46 44
Power consumption
Values in Watts
Lamps
Low-loss
4 x 18W 89
Light distribution to DIN 5040
ϕ u 1. 00
ϕ su 0.52
ϕ so 0.00
Conversion factor F1 for 5LJ 444 .-..
Low-loss
Conversion factor F for 5LJ 444 .-..
Low-loss
Classification
DIN A 4 0
CIE N1: 45 N 2: 76 N3: 94 N4: 100 N 5: 52
Further photometric data can be found in our lighting design program SiLICHT