GOTHAM ARCHITECTURAL DOWNLIGHTING | 1400 Lester Road Conyers GA 30012 | P 800.315.4982 | gothamlighting.com
© 2006-2014 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 04/08/14. Specifications subject to change without notice.
PAGE 3 OF 3
LA-12-SQUARE-LENS
LA 12FW T73
200W/A23 LAMP, 1.1 S/MH, 3940 RATED LUMENS, TEST NO. 2187040903
PHOTOMETRY
Distribution Curve Distribution Data Output Data Coefficient of Utilization Illuminance: Single Luminaire 30” Above Floor
12” LA
Square Lens
Wet Location, Horizontal Lamp, A21 or A23
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.
LA 12FW FHL
200W/A23 LAMP, 1.1 S/MH, 3940 RATED LUMENS, TEST NO. 2187040906
LA 12FW DHL
200W/A23 LAMP, 0.8 S/MH, 3940 RATED LUMENS, TEST NO. 2188063001
From 0° cp. Lumens
0° 1069
5° 1066 102
15° 1009 286
25° 886 410
35° 707 444
45° 428 332
55° 225 200
65° 112 111
75° 63 67
85° 24 27
Zone Lumens %lamp
0°-30° 798 20.2
0°-40° 1242 31.5
0°-60° 1775 45.1
0°-90° 1979 50.2
90°-180°0 0.0
0°-180° 1979 50.2*
* Fixture efficiency
50% 10%
beam angle 59.4° beam angle 96.2
Initial fc fc at fc at
Mount at beam Beam beam Beam beam
height center diameter edge diameter edge
8' 35.3 6.3'17.712.3' 3.5
10' 19.0 8.6' 8.0 16.7
.9
12' 11.8 10.8'5.9 21.2
.2
14' 8.1 13.1' 4.1 25.6' 0.8
16' 5.9 15.4' 3.0 30.1' 0.6
ρ c 80% 50%30%
ρw50% 30% 50% 30% 50% 30%
1535150494847
2484545434341
3433941383937
4393537343633
5353134303330
6322831273027
7292528252825
8272326232522
9252124212421
45°
90°
300
600
900
From 0° cp. Lumens
0° 1128
5° 1140 109
15° 1108 314
25° 916 424
35° 672 422
45° 322 249
55° 137 123
65° 67 66
75° 34 36
85° 10 11
ρ c 80% 50%30%
ρw50% 30% 50% 30% 50% 30%
1484645444342
2434141394038
3393637353634
4363334323331
5333032293128
6302729262826
7282527242624
8262325222422
9242123212320
Zone Lumens %lamp
0–30° 847 21.5
0–40° 1269 32.2
0–60° 1641 41.6
0–90° 1754 44.5
90–180° 0 0.0
0–180° 1754 44.5*
* Fixture efficiency
50% 10%
beam angle 57.5° beam angle 90.2
Initial fc fc at fc at
Mount at beam Beam beam Beam beam
height center diameter edge diameter edge
8' 37.3 6.1' 18.7 11.0
.7
10' 20.1 8.3' 10.1 15.0
.0
12' 12.5 10.5' 6.319.1' 1.3
14' 8.5 12.7' 4.3 23.1' 0.9
16' 6.2 14.9' 3.1 27.1' 0.6
0°
45°
90°
300
600
900
From 0° cp. Lumens
0° 1505
5° 1482 139
15° 1207 341
25° 862 400
35° 575 364
45° 349 275
55° 207 190
65° 133 134
75° 90 96
85° 57 62
ρ c 80% 50%30%
ρw50% 30%50% 30%50% 30%
1545251504948
2494746444543
3454243404139
4413839373836
5383436333533
6353134313330
7322931283028
8302629262826
9282427242724
Zone Lumens %lamp
0–30° 880 22.4
0–40° 1244 31.6
0–60° 1709 43.4
0–90° 2001 50.8
90–180° 0 0.0
0–180° 2001 50.8*
* Fixture efficiency
50
0%
beam angle 44.5° beam angle 86.3
Initial fc fc at fc at
Mount at beam Beam beam Beam beam
height center diameter edge diameter edge
8' 49.8 4.5'24.9 10.3
.0
10' 26.8 6.1'13.4 14.1
.7
12' 16.7 7.8' 8.3 17.8' 1.7
14' 11.4 9.4' 5.7 21.6' 1.1
16'8.3 11.0' 4.1 25.3
.8
0°
300
600
900
45°
90°
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