U23F8/LEDW35D
recessed luminaire
•
square
Office, Healthcare, Education, Horeca, Retail, Leisure
lacquered sheet steel
LED LP
•
3000 K
Diffuser
•
opal acrylic (PMMA)
•
wide-angle
<= 22
3400 lm
117 lm/W
87% @ 50khrs (Tq=25°C)
EN 62471: RISK GROUP 0 UNLIMITED
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- DIALux ULD
- Eulumdat LDT
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Product description
U23F8/LEDW35D
Square recessed luminaire, Diffuser optics, opal acrylic (PMMA), wide-angle light distribution.
Dimensions: 621 mm x 621 mm x 14 mm.
M625 square, installation as pure lay-in luminaire for modular ceilings with basic exposed TEE grid system.
Flat panel diffuser, low recessed height.
Flat panel diffuser for bright and uniform illumination.
Luminous flux: 3400 lm, Luminous efficacy: 117 lm/W.
Power: 29.0 W, DALI dimmable.
Frequency: 50-60Hz AC.
Voltage: 220-240V.
Electrical isolation class: class II.
LED with very good light maintenance; at 50000 hrs the luminaire retains 87% of its initial flux (Tq=25°C).
Correlated colour temperature: 3000 K, Colour rendering ra: 80.
Standard deviation colour matching satisfy 3 SDCM.
Diffuser with UGR <= 22 conform norm EN 12464-1 for moderate visual and concentration demands.
Photobiological safety EN 62471: RISK GROUP 0 UNLIMITED.
Lacquered sheet steel housing, RAL9016 - traffic white (textured).
IP protection level: IP20.
IK protection level: IK06.
IP from below: IP40 from below.
Glowwire: 650°C.
5 years warranty on luminaire and driver.
Certifications: CE.
Luminaire with halogen free leads.
The luminaire has been developed and produced according to standard EN60598-1 in a company that is ISO9001 and ISO14001 certified.
Product info
Mechanical properties
621 mm x 621 mm x 13 mm
M625 square
RAL9016 - traffic white (textured)
individual luminaire
IP20, IP40 from below
IK06
No
No
Light source
3000 K
80
Electrical Properties
DALI dimmable
29 W
220-240V
50-60Hz AC
Dimensional drawing
Photometric data
3400 lm
117 lm/W
29 W
22
87% @ 50khrs (Tq=25°C)
3000 K
80
Luminous intensities in cd
Gamma | C0 | C45 | C90 |
---|---|---|---|
0° | 1178.6 | 1178.6 | 1178.6 |
5° | 1169.6 | 1170.0 | 1173.5 |
10° | 1155.0 | 1154.7 | 1158.7 |
15° | 1129.2 | 1129.8 | 1133.5 |
20° | 1095.3 | 1094.7 | 1098.7 |
25° | 1051.6 | 1050.9 | 1055.2 |
30° | 998.9 | 998.7 | 1002.0 |
35° | 938.1 | 937.4 | 941.3 |
40° | 869.4 | 868.3 | 871.9 |
45° | 793.1 | 792.0 | 795.7 |
50° | 709.7 | 708.9 | 712.8 |
55° | 620.1 | 619.3 | 625.3 |
60° | 524.6 | 525.1 | 529.8 |
65° | 424.1 | 427.1 | 433.9 |
70° | 322.3 | 327.2 | 335.7 |
75° | 223.4 | 229.4 | 238.9 |
80° | 130.0 | 138.7 | 146.2 |
85° | 48.1 | 54.3 | 43.7 |
90° | 0.0 | 0.0 | 0.0 |
Luminance
3400 lm
117 lm/W
0.28 m²
Gamma | C0 | C30 | C45 | C60 | C90 |
45° | 3993 | 3988 | 3988 | 3990 | 4006 |
50° | 3931 | 3927 | 3926 | 3929 | 3948 |
55° | 3849 | 3844 | 3844 | 3848 | 3881 |
60° | 3735 | 3736 | 3739 | 3748 | 3773 |
65° | 3572 | 3583 | 3598 | 3611 | 3655 |
70° | 3355 | 3379 | 3406 | 3432 | 3494 |
75° | 3073 | 3123 | 3155 | 3199 | 3286 |
80° | 2665 | 2769 | 2844 | 2889 | 2998 |
85° | 1966 | 2080 | 2217 | 2344 | 1784 |
UGR
Corrected Glare Ratings for a Total Lamp Flux of 3400lm (S = 0.25H)
Room Reflection Factors (%) | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Ceiling Walls Floor |
70 50 20 |
70 30 20 |
50 50 20 |
50 30 20 |
30 30 20 |
70 50 20 |
70 30 20 |
50 50 20 |
50 30 20 |
30 30 20 |
Room Dimensions | Viewed Crosswise | Viewed Endwise | ||||||||
X = 2H Y = 2H | 17.2 | 19.0 | 17.5 | 19.3 | 19.5 | 17.2 | 19.0 | 17.5 | 19.3 | 19.6 |
Y = 3H | 18.7 | 20.4 | 19.1 | 20.7 | 21.0 | 18.8 | 20.5 | 19.1 | 20.8 | 21.1 |
Y = 4H | 19.3 | 20.9 | 19.7 | 21.2 | 21.5 | 19.4 | 21.0 | 19.8 | 21.3 | 21.6 |
Y = 6H | 19.7 | 21.1 | 20.1 | 21.5 | 21.8 | 19.9 | 21.4 | 20.3 | 21.7 | 22.0 |
Y = 8H | 19.8 | 21.2 | 20.2 | 21.5 | 21.9 | 20.0 | 21.4 | 20.4 | 21.8 | 22.1 |
Y = 12H | 19.8 | 21.2 | 20.2 | 21.5 | 21.9 | 20.1 | 21.4 | 20.5 | 21.8 | 22.1 |
X = 4H Y = 2H | 17.8 | 19.4 | 18.2 | 19.7 | 20.0 | 17.9 | 19.4 | 18.2 | 19.7 | 20.1 |
Y = 3H | 19.5 | 20.9 | 19.9 | 21.3 | 21.6 | 19.6 | 21.0 | 20.0 | 21.3 | 21.7 |
Y = 4H | 20.3 | 21.5 | 20.7 | 21.8 | 22.2 | 20.4 | 21.6 | 20.8 | 22.0 | 22.4 |
Y = 6H | 20.8 | 21.9 | 21.2 | 22.3 | 22.7 | 21.0 | 22.1 | 21.4 | 22.5 | 22.9 |
Y = 8H | 20.9 | 22.0 | 21.4 | 22.4 | 22.8 | 21.2 | 22.2 | 21.6 | 22.6 | 23.0 |
Y = 12H | 21.0 | 21.9 | 21.5 | 22.4 | 22.8 | 21.2 | 22.2 | 21.7 | 22.6 | 23.0 |
X = 8H Y = 4H | 20.6 | 21.6 | 21.0 | 22.0 | 22.4 | 20.7 | 21.7 | 21.1 | 22.1 | 22.5 |
Y = 6H | 21.2 | 22.1 | 21.7 | 22.5 | 23.0 | 21.4 | 22.3 | 21.9 | 22.7 | 23.2 |
Y = 8H | 21.5 | 22.2 | 21.9 | 22.7 | 23.2 | 21.7 | 22.4 | 22.2 | 22.9 | 23.4 |
Y = 12H | 21.6 | 22.3 | 22.1 | 22.7 | 23.3 | 21.8 | 22.5 | 22.3 | 23.0 | 23.5 |
X = 12H Y = 4H | 20.6 | 21.5 | 21.0 | 21.9 | 22.4 | 20.7 | 21.6 | 21.2 | 22.1 | 22.5 |
Y = 6H | 21.3 | 22.1 | 21.8 | 22.5 | 23.0 | 21.5 | 22.2 | 22.0 | 22.7 | 23.2 |
Y = 8H | 21.6 | 22.2 | 22.1 | 22.7 | 23.2 | 21.8 | 22.4 | 22.3 | 22.9 | 23.4 |
UGR Variations with Observer Position for Luminaire Spacings S | ||||||||||
S = 1.0H | +0.1 | -0.1 | +0.1 | -0.1 | ||||||
S = 1.5H | +0.2 | -0.3 | +0.2 | -0.3 | ||||||
S = 2.0H | +0.4 | -0.6 | +0.4 | -0.6 |
Efficiency
Room Reflection Factors (%) | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Ceiling Walls Floor |
80 50 20 |
80 30 20 |
80 10 20 |
50 50 20 |
50 30 20 |
50 10 20 |
30 50 20 |
30 30 20 |
30 10 20 |
0 0 0 |
RCR = 1 | 103 | 99 | 97 | 96 | 94 | 92 | 92 | 90 | 89 | 83 |
2 | 89 | 83 | 79 | 83 | 79 | 76 | 80 | 76 | 74 | 69 |
3 | 77 | 71 | 65 | 73 | 67 | 63 | 70 | 66 | 62 | 58 |
4 | 69 | 61 | 55 | 65 | 58 | 54 | 62 | 57 | 53 | 50 |
5 | 61 | 53 | 47 | 58 | 51 | 46 | 56 | 50 | 46 | 43 |
6 | 55 | 47 | 41 | 52 | 45 | 40 | 51 | 45 | 40 | 37 |
7 | 50 | 42 | 36 | 48 | 41 | 36 | 46 | 40 | 35 | 33 |
8 | 46 | 38 | 32 | 44 | 37 | 32 | 43 | 36 | 32 | 29 |
9 | 42 | 34 | 29 | 40 | 33 | 29 | 39 | 33 | 28 | 26 |
10 | 39 | 31 | 26 | 37 | 31 | 26 | 36 | 30 | 26 | 24 |
Room Reflection Factors (%) | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Ceiling Walls Floor |
80 50 30 |
80 30 30 |
80 50 10 |
50 30 10 |
50 50 30 |
50 30 30 |
50 50 10 |
50 30 10 |
30 30 10 |
0 0 0 |
k = 0.60 | 47 | 38 | 45 | 37 | 45 | 37 | 43 | 36 | 36 | 29 |
0.80 | 58 | 49 | 55 | 47 | 55 | 47 | 53 | 46 | 45 | 38 |
1.00 | 67 | 57 | 62 | 54 | 63 | 55 | 60 | 53 | 52 | 45 |
1.25 | 77 | 67 | 70 | 63 | 72 | 64 | 68 | 62 | 61 | 54 |
1.50 | 84 | 74 | 76 | 69 | 78 | 71 | 73 | 67 | 66 | 60 |
2.00 | 93 | 84 | 83 | 77 | 86 | 79 | 80 | 75 | 73 | 67 |
2.50 | 99 | 92 | 88 | 83 | 91 | 86 | 85 | 80 | 79 | 73 |
3.00 | 105 | 98 | 92 | 87 | 96 | 91 | 88 | 85 | 83 | 78 |
4.00 | 110 | 104 | 95 | 91 | 100 | 96 | 92 | 89 | 87 | 82 |
5.00 | 114 | 109 | 98 | 95 | 104 | 100 | 94 | 92 | 90 | 86 |
Lifetime
Time(khrs) | LLMF(%) | Cx(%) |
---|---|---|
10 | 97 | n/a |
20 | 95 | n/a |
30 | 92 | n/a |
40 | 89 | n/a |
50 | 87 | n/a |
60 | 85 | n/a |
Classifications
467 / 784 / 955 / 1000 / 1000
0.47 / 0.78 / 0.95 / 1.00 / 1.00
BZ5/1.25/BZ4/1.5/BZ5
Symmetrical
A40 (Nach Arbeitsblatt 7)
Phi u = 1.00
Phi su = 0.54
1.00 E + 0.00 T
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Datasheet
Product description with picture (docx)
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