Gotham 13 CH Cylinder SpecSheet User Manual
Page 3
© 2008-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 12/05/13. Specifications subject to change without notice.
PAGE 3 OF 3
CH-13-OPEn-ED17
CH13 175M AR
175W M175/C LAMP, 1.0 S/MH, 14000 RATED LUMENS, TEST NO. 2188090905
CH13 250M AR
250W M250/C LAMP, 1.3 S/MH, 20500 RATED LUMENS, TEST NO. 42883
PH
OTO
M
ET
RY
Distribution Curve
Distribution Data
Output Data
Coefficient of Utilization
Illuminance: Single Luminaire 30” Above Floor
13” CH
Cylinders
Metal Halide or High Pressure Sodium, 12” Aperture
From 0°
cp. Lumens
0°
8411
5°
8517 807
15° 7670 2178
25° 6425 2914
35° 3709 2337
45° 1064 906
55°
33
104
65°
0
0
75°
0
0
85°
0
0
90°
0
Zone Lumens %lamp
0°-30° 5899
42.1
0°-40° 8236
58.8
0°-60° 9245
66.0
0°-90° 9245
66.0
90°-180° 0
0.0
0°-180° 9245
66.0*
*Efficiency
50%
10%
beam angle 54°
beam angle 83.2°
Initial fc
fc at
fc at
Mount at beam
Beam beam
Beam beam
height center
diameter edge
diameter edge
10'
149.5
7.7' 74.8
13.0' 15.0
12'
93.2
9.8' 46.6
16.4'
9.3
14'
63.6
11.9' 31.8
19.9'
6.4
16'
46.2
13.9' 23.1
23.4'
4.6
18'
35.0
16.0' 17.5
26.8'
3.5
ρ f
20%
ρc
80%
50%
30%
ρw 50% 30% 50% 30% 50% 30%
1 74 72 70 69 67 66
2 69 67 66 64 64 63
3 65 62 63 60 61 59
4 62 58 59 57 58 56
5 58 54 56 53 55 53
6 55 51 53 50 52 50
7 48 45 47 44 47 44
8 48 45 47 44 47 44
9 45 42 44 41 44 41
10 43 39 42 38 41 38
1800
3600
5400
7200
9000
90°
45°
0°
From 0°
cp. Lumens
0°
7451
5°
7582 720
15° 8275 2342
25° 8562 3964
35° 5576 3628
45° 2211 1711
55°
817
733
65°
87
86
75°
35
37
85°
27
29
90°
0
Zone Lumens %lamp
0°-30° 7026
34.3
0°-40° 10654 52.0
0°-60° 13098 63.9
0°-90° 13250 64.6
90°-180° 0
0.0
0°-180° 13250 64.6*
*Efficiency
50%
10%
beam angle 65.6° beam angle 91.2°
Initial fc
fc at
fc at
Mount at beam
Beam beam
Beam beam
height center
diameter edge
diameter edge
8'
246.3
7.1' 123.2
11.2' 24.6
10'
132.5
9.7' 66.2
15.3' 13.2
12'
82.6
12.2' 41.3
19.4'
8.3
14'
56.3
14.8' 28.2
23.5'
5.6
16'
40.9
17.4' 20.4
27.6'
4.1
ρ f
20%
ρc
80%
50%
30%
ρw 50% 30% 50% 30% 50% 30%
1 71 70 67 66 65 64
2 66 64 63 61 61 60
3 62 58 59 57 58 56
4 58 54 55 53 54 52
5 54 50 52 49 51 48
6 50 46 48 45 47 44
7 46 42 45 41 44 41
8 43 39 42 38 41 38
9 40 36 39 35 38 35
10 37 33 36 32 35 32
1800
3600
5400
7200
9000
90°
45°
0°
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.