4” dmrh downlight – Gotham 4 DMRH Downlight SpecSheet User Manual
Page 3
© 2008-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 08/08/13. Specifications subject to change without notice.
PAGE 3 OF 3
DMRH-4-OPEncOnE
PH
OTO
M
ET
RY
4” DMRH
Downlight
Open Cone, MR16 Ceramic Metal Halide Lamp
DMRH DWN MR16 20MHC 4AC
20W, CMH20MR16/830/WFL, 1700 DELIVERED LUMENS, 0.5 S/MH, TEST NO. LTL17334
DMRH DWN MR16 35MHC 4AC
39W, CH39MR16/930/FL, 3400 DELIVERED LUMENS, 0.4 S/MH, TEST NO. LTL17329
Distribution Curve
Distribution Data
Output Data
Coefficient of Utilization
Illuminance: Single Luminaire 30” Above Floor
pf
20%
pc
80%
70%
50%
pw 50% 30% 10% 50% 30% 10%50% 30% 10%
50% beam
30.7°
10% beam
51.9°
Mounting
Height
Inital FC
Center
Beam Diameter FC Diameter FC
8.0
10.0
12.0
14.0
16.0
Ave Lumens
From 0°
0
1
2
3
4
5
6
7
8
9
10
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
0° - 30°
0° - 40°
0° - 60°
0° - 90°
90° - 180°
0° - 180°
0°
10°
20°
30°
40°
50°
60°
70°
80°
90°
0
500
1000
1500
2000
2500
2656
2583
2185
1529
852
410
213
117
50
9
3
0
0
0
0
0
0
0
0
233
411
202
75
11
0
0
0
0
845.9
921.2
932.2
932.2
0.0
932.2
49.8
54.2
54.8
54.8
0.0
54.8
Zone Lumens % Lamp
65
62
58
56
53
51
49
47
45
43
42
65
60
57
53
51
48
46
44
42
41
39
65
59
55
52
49
46
44
42
41
39
38
64
60
57
55
52
50
48
46
45
43
42
64
59
56
53
50
48
46
44
42
41
39
64
59
55
51
49
46
44
42
41
39
38
61
58
56
53
51
49
47
46
44
43
41
61
57
54
52
49
47
45
44
42
40
39
61
57
53
50
48
46
44
42
40
39
37
87.8
47.2
29.4
20.1
14.6
3.0
4.1
5.2
6.3
7.4
43.9
23.6
14.7
10.0
7.3
5.4
7.3
9.2
11.2
13.1
8.8
4.7
2.9
2.0
1.5
Zone Lumens % Lamp
pf
20%
pc
80%
70%
50%
pw 50% 30% 10% 50% 30% 10%50% 30% 10%
50% beam
23.3°
10% beam
42.9°
Mounting
Height
Inital FC
Center
Beam Diameter FC Diameter FC
8.0
10.0
12.0
14.0
16.0
Ave Lumens
From 0°
0
1
2
3
4
5
6
7
8
9
10
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
9835
9078
6283
3338
1500
713
384
215
89
10
1
0
0
0
0
0
0
0
0
769
928
354
136
18
0
0
0
0
0° - 30°
0° - 40°
0° - 60°
0° - 90°
90° - 180°
0° - 180°
2050.7
2186.3
2204.9
2204.9
0.0
2204.9
60.3
64.3
64.8
64.8
0.0
64.8
0°
10°
20°
30°
40°
50°
60°
70°
80°
90°
0
1900
3800
5700
7600
9500
77
73
70
67
64
62
59
57
56
54
52
77
72
68
64
61
59
57
55
53
51
50
77
71
66
62
59
57
55
53
51
49
48
75
72
69
66
63
61
59
57
55
54
52
75
71
67
64
61
59
56
54
53
51
50
75
70
65
62
59
57
55
53
51
49
48
72
69
67
64
62
60
58
56
55
53
52
72
68
65
62
60
58
56
54
52
51
49
72
68
64
61
58
56
54
52
51
49
48
325.1
174.8
109.0
74.4
54.0
2.3
3.1
3.9
4.7
5.6
162.5
87.4
54.5
37.2
27.0
4.3
5.9
7.5
9.0
10.6
32.5
17.5
10.9
7.4
5.4
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.