Gotham 8 LGZ 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. 10/01/13. Specifications subject to change without notice. PAGE 3 OF 3
LGZ-8-ROund-LEnS
LGZ 8RW T73 150W A21 LAMP, 1.1 S/MH, 2850 RATED LUMENS, TEST NO. LTL14175
LGZ 8RW FFL 150W A21 LAMP, 0.9 S/MH, 2850 RATED LUMENS, TEST NO. LTL14176
PH
OTO
M
ET
RY
Distribution Curve Distribution Data Output Data Coefficient of Utilization Illuminance: Single Luminaire 30” Above Floor
8” LGZ
Round Lens
Wet Location, Horizontal A19 or A21 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°
518.1
768.2
1043.9
1126.1
0.0
1126.1
18.2
27.0
36.6
39.5
0.0
*39.5
*E fficiency
0° 10° 20° 30°
40°
50°
60°
70°
80°
90°
Average
100
200
300
400
500
600
700
pf
pc
pw 20%
80% 70% 50%
50% 30% 50% 30% 50% 30%
1
2
3
4
5
6
7
8
9
10
.43
.39
.35
.32
.29
.27
.25
.23
.21
.20 .41
.36
.32
.29
.26
.24
.22
.20
.18
.17 .42
.38
.34
.31
.29
.26
.24
.23
.21
.20 .41
.36
.32
.29
.26
.24
.22
.20
.18
.17 .40
.36
.33
.30
.28
.26
.24
.22
.21
.19 .39
.35
.31
.28
.25
.23
.21
.20
.18
.17
F rom 0° Ave Lumens
0
5
15
25
35
45
55
65
75
85
90
702
701
672
577
401
228
109
53
21
5
0
67
188
263
250
176
99
53
23
6
50% beam angle
57.4°
10% beam angle
92.2°
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
23.2
12.5
7.8
5.3
3.9
6.0
8.2
10.4
12.6
14.8
11.6
6.2
3.9
2.7
1.9
11.4
15.6
19.8
23.9
28.1 2.3
1.2
0.8
0.5
0.4
Zone Lumens % Lamp
0° - 30°
0° - 40°
0° - 60°
0° - 90°
90° - 180°
0° - 180°
643.9
860.2
1107.7
1198.1
0.0
1198.1
22.6
30.2
38.9
42.0
0.0
*42.0
*E fficiency
0° 10° 20° 30°
40°
50°
60°
70°
80°
90°
Average
200
400
600
800
1000
pf
pc
pw 20%
80% 70% 50%
50% 30% 50% 30% 50% 30%
1
2
3
4
5
6
7
8
9
10
.46
.41
.38
.35
.32
.29
.27
.25
.24
.22 .44
.39
.35
.32
.29
.26
.24
.23
.21
.20 .45
.41
.37
.34
.31
.29
.27
.25
.24
.22 .43
.39
.35
.31
.29
.26
.24
.22
.21
.20 .43
.39
.36
.33
.31
.28
.26
.25
.23
.22 .42
.38
.34
.31
.28
.26
.24
.22
.21
.19
F rom 0° Ave Lumens
0
5
15
25
35
45
55
65
75
85
90
1019
1009
909
651
344
181
118
61
22
5
0
95
253
296
216
142
106
61
24
6
50% beam angle
48.7°
10% beam angle
80.8°
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
33.7
18.1
11.3
7.7
5.6
5.0
6.8
8.6
10.4
12.2
16.8
9.1
5.6
3.9
2.8
9.4
12.8
16.2
19.6
23.0
3.4
1.8
1.1
0.8
0.6