Specification
8” LF8N Horizontal, 2-Lamp Triple Tube (TRT), Open
LF8N-OPEN-2-TRT
DOWNLIGHTING: One Lithonia Way, Conyers, GA 30012 Phone: 800-315-4935 Fax: 770-860-3129 www.lithonia.com © 2009-2014 Acuity Brands Lighting, Inc. All rights reserved. Rev. 06/19/14
PHOTOMETRICS
LF8N 2/32TRT F8O3AZ CGL MVOLT, (2) 32W TRT Lamps, 2400 lumens per lamp, 1.6 s/mh, Test No. LTL15079
Distribution Curve Distribution Data Output Data Coecient of Utilization Illuminance Data at 30” Above Floor for
a Single Luminaire
LF8N 2/32TRT F8O3A MVOLT, (2) 32W TRT lamps, 1.6 s/mh, 4800 rated lumens, test no. LTL12058
LF8N 2/32TRT F8O3AZ MVOLT, (2) 32W TRT lamps, 1.6 s/mh, 4800 rated lumens, test no. LTL12057
10˚ 30˚
50˚
70˚
90˚
200
400
600
800
1000
1200
pf 20%
pc 80% 70% 50%
pw 50% 30% 50% 30% 50% 30%
62
57
51
47
42
39
35
32
30
28
25
62
55
49
43
39
35
31
29
26
24
22
61
55
51
46
42
38
35
32
29
27
25
61
54
48
43
38
35
31
28
26
24
22
58
53
49
45
41
37
34
31
29
27
25
58
52
47
42
38
34
31
28
26
23
21
0
1
2
3
4
5
6
7
8
9
10
Zone Lumens % Lamp
0˚ - 30˚
0˚ - 40˚
0˚ - 60˚
0˚ - 90˚
90˚ - 180˚
0˚ - 180˚
1042
1717
2465
2498
0
2498
21.7
35.8
51.3
52.0
0.0
52.0
Efficiency: 52.0%
0˚
0˚
5˚
15˚
25˚
35˚
45˚
55˚
65˚
75˚
85˚
90˚
1080
1138
1225
1259
1132
667
88
24
4
1
0
Task Height: 2.5ft.
50% beam -
73.3˚
10% beam
- 101.5˚
Mtg
Ht
Inital fc
Center
Beam Diameter fc Diameterfc
8
10
12
14
16
35.7
19.2
12.0
8.2
5.9
8
11
14
17
20
18
10
6
4
3
13
18
23
28
33
4
2
1
1
1
Zone Lumens% Lamp
0˚ - 30˚
0˚ - 40˚
0˚ - 60˚
0˚ - 90˚
90˚ - 180˚
0˚ - 180˚
1185.8
1957.6
2842.3
2871.7
0.0
2871.7
24.7
40.8
59.2
59.8
0.0
*59.8
*Total Efficiency
10˚ 30˚
50˚
70˚
90˚
300
600
900
1200
1500
pf 20%
pc 80% 70%50%
pw 50% 30%50% 30%50% 30%
0
1
2
3
4
5
6
7
8
9
10
71
65
59
54
49
44
41
37
34
32
29
71
63
56
50
45
40
36
33
30
27
25
70
64
58
53
48
44
40
37
34
31
29
70
62
55
49
44
40
36
32
30
27
25
66
61
56
51
47
43
39
36
33
31
28
66
60
54
48
43
39
35
32
29
27
25
Task Height: 2.5ft.
50% beam -
73.5˚
10% beam -
101.9˚
Mounting
Height
Inital FC
Center
Beam Diameter FC Diameter FC
8.0
10.0
12.0
14.0
16.0
40.7
21.9
13.6
9.3
6.7
8.2
11.2
14.2
17.2
20.2
20.3
10.9
6.8
4.6
3.4
13.5
18.5
23.4
28.3
33.3
4.1
2.2
1.4
0.9
0.7
cp Lumens
0
5
15
25
35
45
55
65
75
85
90
1230
1267
1421
1437
1240
883
221
19
5
1
0
123
404
659
772
661
223
22
6
1
Zone Lumens% Lamp
0˚ - 30˚
0˚ - 40˚
0˚ - 60˚
0˚ - 90˚
90˚ - 180˚
0˚ - 180˚
1172.6
1940.8
2801.3
2818.0
0.0
2818.0
24.4
40.4
58.4
58.7
0.0
*58.7
*Total Efficiency
10˚ 30˚
50˚
70˚
90˚
300
600
900
1200
1500
pf 20%
pc 80% 70%50%
pw 50% 30%50% 30%50% 30%
0
1
2
3
4
5
6
7
8
9
70
64
58
53
48
44
40
37
34
31
70
62
55
49
44
40
36
32
29
27
68
63
57
52
47
43
40
36
33
31
68
61
54
49
44
39
35
32
29
27
65
60
55
50
46
42
39
35
33
30
65
59
53
48
43
39
35
32
29
26
Task Height: 2.5ft.
50% beam -
73.8˚
10% beam -
101.7˚
Mounting
Height
Inital FC
Center
Beam Diameter FC Diameter FC
8.0
10.0
12.0
14.0
16.0
40.2
21.6
13.5
9.2
6.7
8.3
11.3
14.3
17.3
20.3
20.1
10.8
6.7
4.6
3.3
13.5
18.4
23.3
28.3
33.2
4.0
2.2
1.3
0.9
0.7
cp Lumens
0
5
15
25
35
45
55
65
75
85
1215
1245
1405
1418
1232
905
169
10
3
1
121
399
652
768
671
190
12
4
1
Notes
Energy (Calculated in accordance with NEMA Standard LE-5)
Actual performance may dier as a result of end-user environment and application.