Gotham 10 AF Open Reflector DTT SpecSheet User Manual
Page 3
© 2007-2014 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 01/21/14. Specifications subject to change without notice.
PAGE 3 OF 3
AF-10-OPEn-DTT
AF 3/18DTT 10AR
(3) 18W PL-C/27K LAMP, 1.5 S/MH, 3750 RATED LUMENS, TEST NO. 2194051702
AF 3/26DTT 10AR
(3) 26W PL-C 26W/27 LAMP, 1.5 S/MH, 5400 RATED LUMENS, TEST NO. 2195053103
PH
OTO
M
ET
RY
Distribution Curve
Distribution Data
Output Data
Coefficient of Utilization
Illuminance: Single Luminaire 30” Above Floor
10” AF
Open Reflector
Horizontal Lamp, Double Twin-Tube
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.
From 0°
cp. Lumens
0°
1348
5°
1325 127
15° 1272 363
25° 1246 577
35° 1131 701
45°
639
475
55°
47
65
65°
2
3
75°
1
1
85°
0
1
90°
0
Zone Lumens %lamp
0°–30° 1064
28.40
0°–40° 1765
47.07
0°–60° 2303
61.43
0°–90° 2306
61.51
90°–180° 0
0.0
0°–180° 2306
61.51*
*Efficiency
ρ f
20%
ρc
80%
70%
50%
ρw 50% 30% 50% 30% 50% 30%
1 68 66 67 65 64 63
2 63 61 62 60 60 58
3 58 55 58 55 56 54
4 54 51 54 51 52 49
5 50 46 50 46 49 45
6 47 43 46 42 45 42
7 43 39 42 39 41 38
8 39 35 39 35 38 35
9 36 32 36 32 35 31
10 33 29 33 29 32 28
50%
10%
beam angle 66.7° beam angle 94.0°
Initial fc
fc at
fc at
Mount at beam
Beam beam
Beam beam
height center
diameter edge
diameter edge
8'
44.6
7.2' 22.3
11.8'
4.5
10'
24.0
9.9' 12.0
16.1'
2.4
12'
14.9
12.5' 7.5
20.4'
1.5
14'
10.2
15.1' 5.1
24.6'
1.0
16'
7.4
17.8' 3.7
28.9'
0.7
0°
45°
90°
300
600
900
1200
1500
From 0°
cp. Lumens
0°
1717
5°
1728 165
15° 1744 496
25° 1741 803
35° 1575 977
45°
960
704
55°
74
107
65°
1
2
75°
0
1
85°
0
1
90°
0
Zone Lumens %lamp
0°–30° 1462
27.08
0°–40° 2438
45.15
0°–60° 3248
60.16
0°–90° 3250
60.19
90°–180° 0
0.0
0°–180° 3250
60.19*
*Efficiency
ρ f
20%
ρc
80%
70%
50%
ρw 50% 30% 50% 30% 50% 30%
1 66 65 65 64 63 62
2 62 59 61 58 59 57
3 57 54 56 53 55 52
4 53 49 52 49 51 48
5 49 45 48 45 47 44
6 45 41 45 41 44 40
7 41 37 41 37 40 37
8 38 34 37 34 37 33
9 35 31 34 30 34 30
10 32 28 31 28 31 27
50%
10%
beam angle 69.9° beam angle 96.7°
Initial fc
fc at
fc at
Mount at beam
Beam beam
Beam beam
height center
diameter edge
diameter edge
8'
56.8
7.7' 28.4
12.1'
5.7
10'
30.5
10.6' 15.3
16.5'
3.1
12'
19.0
13.4' 9.5
20.9'
1.9
14'
13.0
16.2' 6.5
25.3'
1.3
16'
9.4
19.0' 4.7
29.7'
0.9
0°
45°
90°
400
800
1200
1600
2000