Gotham DLVI 7.6cm (3) Downlight SpecSheet User Manual
Page 3
© 2007-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 07/24/13. Specifications subject to change without notice.
PAGE 3 OF 3
DLVI-3-DWN-OPENCONE
PH
OTO
M
ET
RY
7.6cm (3”) DLVI
Downlight
Seamless Cast Faceplate with Open Cone, Max 50 Watt
DLVI DWN MR16 3AC
Q50MR16/C/NSP15 (EXT) LAMP, 0.3 S/MH, 880 RATED LUMENS, TEST NO. 2198041702
DLVI DWN MR16 3AC
50MR16Q/40/FL/T (EXN) LAMP, 0.5 S/MH, 880 RATED LUMENS, TEST NO. 2198042008
Distribution Curve
Distribution Data
Output Data
Coefficient of Utilization
Illuminance: Single Luminaire 30” Above Floor
PHOTOMETRY NOTES
•
Tested to current IES and NEMA standards under stabilized laboratory conditions.
•
Actual performance may differ as a result of end-user environment and application.
•
Consult factory or IES file for microgroove baffle, black cone or other photometric reports.
From 0°
cp. Lumens
0°
5256
5°
3773 300
15°
851
240
25°
59
30
35°
0
0
45°
0
0
55°
0
0
65°
0
0
75°
0
0
85°
0
0
90°
0
Zone Lumens %lamp
0°-30° 570
64.8
0°-40° 570
64.8
0°-60° 570
64.8
0°-90° 570
64.8
90°-180° 0
0.0
0°-180° 570
64.8*
* Efficiency
50%
10%
beam angle 15.4°
beam angle 33.6°
Initial fc
fc at
fc at
Mount at beam
Beam beam Beam beam
height center diameter edge diameter edge
8' 173.8
1.5'
86.9
3.3'
17.4
10'
93.4
2.0'
46.7
4.5'
9.3
12'
58.2
2.6'
29.1
5.7'
5.8
14'
39.7
3.1'
19.9
6.9'
4.0
16'
28.8
3.7'
14.4
8.1'
2.9
ρf
20%
ρc
80%
70%
50%
ρw 50% 30% 50% 30% 50% 30%
1 74 73 72 71 70 69
2 71 69 70 68 68 67
3 69 67 68 66 66 65
4 67 65 66 64 65 63
5 65 63 64 62 63 62
6 63 61 63 61 62 60
7 62 60 62 60/ 61 59
8 61 59 60 58 60 58
9 59 57 59 57 59 57
10 58 56 58 56 58 56
90°
45°
0°
1200
2400
3600
4800
60000
Zone Lumens %lamp
0°-30° 512
58.1
0°-40° 518
58.9
0°-60° 518
58.9
0°-90° 518
58.9
90°-180° 0
0.0
0°-180° 518
58.9*
* Efficiency
50%
10%
beam angle 29.3°
beam angle 49.6°
Initial fc
fc at
fc at
Mount at beam
Beam beam
Beam beam
height center
diameter edge
diameter edge
8'
59.1
2.9' 29.6
5.1'
5.9
10'
31.8
3.9' 15.9
6.9'
3.2
12'
19.8
5.0' 9.9
8.8'
2.0
14'
13.5
6.0' 6.8
10.6'
1.4
16'
9.8
7.1' 4.9
12.5'
1.0
From 0°
cp. Lumens
0°
1788
5°
1647 147
15°
958
257
25°
231
107
35°
3
6
45°
0
0
55°
0
0
65°
0
0
75°
0
0
85°
0
0
90°
0
90°
45°
0°
ρf
20%
ρc
80%
70%
50%
ρw 50% 30% 50% 30% 50% 30%
1 66 65 65 64 63 62
2 63 61 62 61 60 59
3 61 58 60 58 58 57
4 58 56 57 55 56 54
5 56 53 55 53 54 52
6 54 51 53 51 53 51
7 52 49 52 49 51 49
8 50 48 50 48 49 47
9 49 46 48 46 48 46
10 47 45 47 45 47 44
400
800
1200
1600
2000