Gotham 8 LGHZ Round Lens SpecSheet - Manual (Page 3)

GOTHAM ARCHITECTURAL DOWNLIGHTING | 1400 Lester Road Conyers GA 30012 | P 800.315.4982 | gothamlighting.com
© 2005-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 07/25/13. Specifications subject to change without notice. PAGE 3 OF 3
LGHZ-8-ROund-LEnS
LGHZ 100M 8RW T73 100W ED17 LAMP, 1.1 S/MH, 7900 RATED LUMENS, TEST NO. LTL14187
LGHZ 100M 8RW FFL 100W ED17 LAMP, 0.9 S/MH, 7900 RATED LUMENS, TEST NO. LTL14188
PH
OTO
M
ET
RY
Distribution Curve Distribution Data Output Data Coefficient of Utilization Illuminance: Single Luminaire 30” Above Floor
8” LGHZ
Round Lens
Wet Location, Horizontal 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.
Zone Lumens % Lamp
0° - 30°
0° - 40°
0° - 60°
0° - 90°
90° - 180°
0° - 180°
1431.7
2117.2
2867.4
3089.9
0.0
3089.9
18.1
26.8
36.3
39.1
0.0
*39.1
*E fficiency
0° 10° 20° 30°
40°
50°
60°
70°
80°
90°
Average
300
600
900
1200
1500
1800
pf
pc
pw 20%
80% 70% 50%
50% 30% 50% 30% 50% 30%
1
2
3
4
5
6
7
8
9
10
.42
.38
.35
.32
.29
.26
.24
.23
.21
.20 .41
.36
.32
.29
.26
.24
.22
.20
.18
.17 .41
.37
.34
.31
.28
.26
.24
.22
.21
.19 .40
.36
.32
.28
.26
.23
.21
.20
.18
.17 .40
.36
.33
.30
.28
.25
.24
.22
.20
.19 .39
.35
.31
.28
.25
.23
.21
.19
.18
.17
F rom 0° Ave Lumens
0
5
15
25
35
45
55
65
75
85
90
1948
1951
1864
1587
1100
620
295
143
56
14
0
185
523
724
685
480
270
144
63
16
50% beam angle
57.1°
10% beam angle
91.9°
Mount
height
Inital fc
at beam
center
B eam
diameter
fc at
beam
edge
B eam
diameter
fc at
beam
edge
8
10
12
14
16
64.4
34.6
21.6
14.7
10.7 6.0
8.2
10.3
12.5
14.7
32.2
17.3
10.8
7.4
5.3
11.4
15.5
19.7
23.8
27.9 6.4
3.5
2.2
1.5
1.1
Zone Lumens % Lamp
0° - 30°
0° - 40°
0° - 60°
0° - 90°
90° - 180°
0° - 180°
1773.5
2364.0
3053.6
3303.7
0.0
3303.7
22.4
29.9
38.7
41.8
0.0
*41.8
*E fficiency
0° 10° 20° 30°
40°
50°
60°
70°
80°
90°
500
1000
1500
2000
2500
3000
pf
pc
pw 20%
80% 70% 50%
50% 30% 50% 30% 50% 30%
1
2
3
4
5
6
7
8
9
10
.45
.41
.38
.34
.32
.29
.27
.25
.24
.22 .44
.39
.35
.32
.29
.26
.24
.22
.21
.20 .44
.40
.37
.34
.31
.29
.27
.25
.24
.22 .43
.38
.35
.31
.28
.26
.24
.22
.21
.19 .43
.39
.36
.33
.30
.28
.26
.25
.23
.22 .42
.37
.34
.31
.28
.26
.24
.22
.21
.19
F rom 0° Ave Lumens
0
5
15
25
35
45
55
65
75
85
90
2945
2907
2525
1752
941
508
327
167
62
14
0
273
703
798
590
398
292
168
66
16
50% beam angle
46.8°
10% beam angle
80.0°
Mount
height
Inital fc
at beam
center
Beam
diameter
fc at
beam
edge
Beam
diameter
fc at
beam
edge
8
10
12
14
16
97.4
52.4
32.6
22.3
16.2 4.8
6.5
8.2
10.0
11.7
48.7
26.2
16.3
11.1
8.1
9.2
12.6
15.9
19.3
22.7
9.7
5.2
3.3
2.2
1.6