GOTHAM ARCHITECTURAL DOWNLIGHTING | 1400 Lester Road Conyers GA 30012 | P 800.315.4982 | gothamlighting.com
© 2012-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 09/10/13. Specifications subject to change without notice.
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VRAH-8-LENSED
PHOTOMETRY
8” VRAH
Lightshield™
Metal Halide Lamp
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.
VRAH 150MHC 8AR CGL
(1) 150W COATED ED17 MH LAMP, 12000 RATED LUMENS, 1.2 S/MH TEST NO. LTL20780
VRAH 150MHC 8AR T73
(1) 150W COATED ED17 MH LAMP, 12000 RATED LUMENS, 1.0 S/MH TEST NO. LTL20781
Distribution Curve Distribution Data Output Data Coefficient of Utilization Illuminance: Single Luminaire 30” Above Floor
40°
60°
80°
Ave Lumens
0
5
15
25
35
45
55
65
75
85
90
4471
4536
4999
4436
2919
1402
263
40
24
12
1
441
1403
2023
1815
1082
289
45
26
12
Zone Lumens% Lamp
0° - 30°
0° - 40°
0° - 60°
0° - 90°
90° - 180°
0° - 180°
3866.9
5681.9
7052.9
7135.5
0.0
7135.5
32.2
47.3
58.8
59.5
0.0
*59.5
*Efficiency
pc 80%70% 50%
pw 50%30% 10%50% 30%10% 50%30% 10%
0
1
2
3
4
5
6
7
8
9
10
71
65
60
55
51
47
43
40
37
35
32
71
63
57
51
47
43
39
36
33
31
28
71
62
55
49
44
40
36
33
30
28
26
69
64
59
54
50
46
43
39
37
34
32
69
62
56
51
46
42
39
36
33
30
28
69
61
54
48
44
39
36
33
30
28
26
66
61
57
52
48
45
42
39
36
34
31
66
60
55
50
45
42
38
35
33
30
28
66
59
53
48
43
39
36
33
30
28
26
RCR
50% beam -
62.5°
10% beam -
91.5°
Mounting
Height
Inital FC
Center
Beam Diameter FC Diameter FC
8.0
10.0
12.0
14.0
16.0
147.8
79.5
49.5
33.8
24.5
6.7
9.1
11.5
14.0
16.4
73.9
39.7
24.8
16.9
12.3
11.3
15.4
19.5
23.6
27.7
14.8
7.9
5.0
3.4
2.5
40°
60°
80°
Ave Lumens
0
5
15
25
35
45
55
65
75
85
90
5159
5104
4678
3596
2100
967
445
220
137
34
0
482
1304
1635
1313
765
407
224
145
42
Zone Lumens % Lamp
0° - 30°
0° - 40°
0° - 60°
0° - 90°
90° - 180°
0° - 180°
3422.3
4735.4
5906.4
6316.5
0.0
6316.5
28.5
39.5
49.2
52.6
0.0
*52.6
*Efficiency
pc 80%70% 50%
pw 50%30% 10%50% 30%10% 50%30% 10%
0
1
2
3
4
5
6
7
8
9
10
63
57
52
48
44
40
37
35
32
30
28
63
55
49
44
40
37
34
31
29
27
25
63
54
47
42
37
34
31
28
26
24
23
61
56
51
47
43
40
37
34
32
30
28
61
54
49
44
40
36
33
31
28
27
25
61
53
47
41
37
34
31
28
26
24
23
58
54
49
45
42
39
36
34
31
29
28
58
53
47
43
39
36
33
30
28
26
25
58
51
46
41
37
33
31
28
26
24
22
RCR
50% beam -
51.2°
10% beam -
83.7°
Mounting
Height
Inital FC
Center
Beam Diameter FC Diameter FC
8.0
10.0
12.0
14.0
16.0
170.5
91.7
57.2
39.0
28.3
5.3
7.2
9.1
11.0
12.9
85.3
45.9
28.6
19.5
14.2
9.8
13.4
17.0
20.6
24.2
17.1
9.2
5.7
3.9
2.8
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