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Ceiling Washer – asymmetrical distribution recessed and surface mounted luminaire
27
with curved matt anodised reflector
Accessories
Optical
Code
Baffle for recessed and
Surface luminaires
FH14/FQ24
5LM 701 24DU21
FH21/FQ39
5LM 701 24DU22
FH28/FQ54
5LM 701 24DU23
FH35/FQ80
5LM 701 24DU24
Ceiling washer:
Indirect light on the ceiling
The ceiling washer can be
installed horizontally in or
on the wall. They could also
be put on a cupboard. The
indirect room lighting is
created by an upwardly
directional asymmetrical
reflector. The ceiling
washers are fitted with
lamps and high frequency
or high frequency dimming
gear – for attractive, flickerfree
and energy saving
light.
Project: Victoria Insurance, Düsseldorf
H
L
H
L
w
w
165
11
Luminaire : 5LM 701 2 4DU04 with 1 x 39W and HFG ( Lumen output : 1 x 3080 lm )
Light output in cd / klm
Tested to DIN 5032
C0 - 1 80 C90 - 27 0
Total light output ratio (LOR) = 65%
Number of luminaires in room
Reflection factors :70/50/20 MF = 0.8
HFG
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
30
40
50
75
100
200
500
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
0.80
1.00
1.25
1.50
2.00
3.00
5.00
Power consumption
Values in Watts
Lamps
HFG
1 x 39W 43
Light distribution to DIN 5040
ϕ u 1. 00
ϕ su 0.54
ϕ so 0.00
Conversion factor F1 for 5LM 701 .-..
HFG
Conversion factor F for 5LM 701 .-..
HFG
Classification
DIN A 4 0
CIE N1 : 51 N 2: 79 N3: 94 N4: 10 0 N5: 65
Further photometric data can be found in our lighting design program SiLICHT