4” sqdlw square lensed wallwash, Fixture/lamp candlepower data footcandle values, Room wall 90 – Gotham 4 SQDLW Square Lensed Wallwash SpecSheet User Manual
Page 3
© 2009-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 01/23/13. Specifications subject to change without notice.
PAGE 3 OF 3
SQDLW-4
PH
OTO
M
ET
RY
4” SQDLW
Square Lensed Wallwash
PAR Lamp
Fixture/Lamp
Candlepower Data
Footcandle values
TECHNICAL INFORMATION
Footcandle values are initial and tables are based on minimum of six units. For fixture-to-wall
distance other than those shown, use maximum of one-to-one spacing (distance between fixtures not
more than distance to wall) for best results.
room
wall
90
0
112
0
1 2
135
0
157
0
1 2
67
0
1 2
45
0
22
0
1 2
SQDLW 50W 4AR LD
50W PAR20 FL lamp
570 rated lumens
Test No. LTL17918
Wallwash Illuminance Study (fc)
Illuminance on wall from 6 luminaires
Luminaire
mounted 3 ft.
from wall
Luminaire
mounted 3 ft.
from wall
Luminaire
mounted 3 ft.
from wall
3 ft. between
luminaires
4 ft. between
luminaires
5 ft. between
luminaires
ft. from ceiling
3
3.5
4
3
3.5
4
3
3.5
4
1
2
3
4
5
6
7
8
9
2
5
5
3
2
1
1
1
1
1
5
5
3
2
1
1
1
1
2
5
5
3
2
1
1
1
1
1
5
4
2
2
1
1
1
0
1
3
3
2
2
1
1
1
0
1
5
4
2
2
1
1
1
0
1
4
3
2
1
1
1
0
0
0
2
2
2
1
1
1
0
0
1
4
3
2
1
1
1
0
0
Plane angle
Wall 22.5 45 67.5 90 112.5 135 157.5
0
5
15
25
35
45
55
65
75
85
90
40
34
43
59
71
82
73
35
8
0
0
40
34
41
53
65
74
65
31
6
0
0
40
35
34
38
43
43
31
15
3
0
0
40
37
29
22
21
19
12
5
1
0
0
40
39
32
16
10
8
5
2
1
0
0
40
43
45
25
9
5
3
1
1
0
0
40
46
63
59
27
13
6
2
1
0
0
40
48
80
96
78
38
18
6
1
0
0
Vertical Angl
e
SQDLW 75W 4AR LD
75W PAR30S FL lamp
1130 rated lumens
Test No. LTL17920
Wallwash Illuminance Study (fc)
Illuminance on wall from 6 luminaires
Luminaire
mounted 3 ft.
from wall
Luminaire
mounted 3 ft.
from wall
Luminaire
mounted 3 ft.
from wall
3 ft. between
luminaires
4 ft. between
luminaires
5 ft. between
luminaires
ft. from ceiling
3
3.5
4
3
3.5
4
3
3.5
4
1
2
3
4
5
6
7
8
9
10
3
9
9
6
4
3
2
2
1
1
2
8
9
7
4
3
2
2
1
1
3
9
9
6
4
3
2
2
1
1
2
8
8
5
3
2
2
1
1
1
1
5
6
5
3
2
2
1
1
1
2
8
8
5
3
2
2
1
1
1
2
8
7
4
3
2
1
1
1
1
1
3
4
3
2
2
1
1
1
1
2
8
7
4
3
2
1
1
1
1
Plane angle
Wall 22.5 45 67.5 90 112.5 135 157.5
0
5
15
25
35
45
55
65
75
85
90
96
89
102
129
156
167
127
57
14
0
0
96
89
97
117
140
147
112
51
12
0
0
96
90
85
86
89
82
58
27
5
0
0
96
92
76
57
45
37
24
10
2
1
0
96
94
78
43
23
17
10
4
1
1
0
96
99
90
55
22
11
6
2
1
1
0
96
102
114
102
55
27
13
3
1
0
0
96
105
143
173
134
73
32
10
2
0
0
Vertical Angle
SQDLW 75W 4AR LD
75W PAR30LN WFL lamp
1130 rated lumens
Test No. LTL17919
Wallwash Illuminance Study (fc)
Illuminance on wall from 6 luminaires
Luminaire
mounted 3 ft.
from wall
Luminaire
mounted 3 ft.
from wall
Luminaire
mounted 3 ft.
from wall
3 ft. between
luminaires
4 ft. between
luminaires
5 ft. between
luminaires
ft. from ceiling
3 3.5 4
3 3.5 4
3 3.5 4
1
2
3
4
5
6
7
8
9
10
3
10
9
7
5
3
2
2
1
1
2
9
9
7
5
3
2
2
1
1
3
10
9
7
5
3
2
2
1
1
3
9
8
5
3
2
2
1
1
1
1
5
6
5
3
2
2
1
1
1
3
9
8
5
3
2
2
1
1
1
3
8
7
4
3
2
1
1
1
1
1
3
4
4
3
2
1
1
1
1
3
8
7
4
3
2
1
1
1
1
Plane angle
Wall 22.5 45 67.5 90 112.5 135 157.5
0
5
15
25
35
45
55
65
75
85
90
119
112
120
137
150
164
137
65
15
0
0
119
112
115
129
141
155
133
67
15
0
0
119
112
105
105
106
101
79
39
9
0
0
119
114
97
78
60
51
34
14
3
1
0
119
117
100
68
34
23
14
6
1
1
0
119
121
113
80
33
15
7
3
1
1
0
119
126
136
118
68
34
15
4
1
1
0
119
129
162
164
124
75
39
12
2
1
0
Vertical Angle
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.