Specifications

Energy (Calculated in accordance with NEMA standard LE-5)
LER.FW
ANNUAL
ENRGY COST*
LAMP
DESCRIPTION
LAMP
LUMENS
BALLAST
FACTOR WATTS
71 $3.38 (4) 32W T8 2850 .88 108
*Calculated in accordance with NEMA Standards LE-5.
LB-W
FLUORESCENT: One Lithonia Way Conyers, GA 30012 Phone: [phone] Fax: [phone] www.lithonia.com © 1998-2010 Acuity Brands, Inc. All rights reserved Rev. 05/11/11
DIMENSIONS
Inches (centimeters). Subject to change without notice.
MOUNTING DATA
For unit or row installation, surface or stem mounting. Stem mounting not available on TLB units.
Individual installation — Two single-stem hangers required.
Row installation — One hanger per xture plus one per row required.
See ACCESSORIES below for hanging devices.
LB Low-Prole Wraparound, Wide Body
PHOTOMETRICS
Calculated using the zonal cavity method in accordance with IESNA LM41 procedure. Floor reectances are 20%. Lamp congurations shown are typical. Full photometric data on these and other congurations available upon request.
LB 4 32
Report LTL 5614 - Lumens per lamp = 2900
S/MH (along) 1.2 (across) 1.3
Coecient of Utilization
Ceiling 80% 70% 50% 0%
Wall 70% 50% 30% 70% 50% 30% 50% 30% 10% 0%
0 89 89 89 86 86 86 80 80 80 68
1 81 78 75 78 75 73 71 69 67 58
2 75 69 64 72 67 63 63 59 56 50
3 69 62 56 66 60 55 57 52 49 43
4 63 55 49 61 54 48 51 46 42 38
5 58 49 43 56 48 42 45 40 36 33
6 54 44 38 52 43 37 41 36 32 29
7 50 40 34 48 39 33 37 32 28 25
8 46 36 30 44 35 29 33 28 24 22
9 42 32 26 41 31 26 30 25 21 19
10 39 29 23 38 29 23 27 22 19 16
Zonal Lumens Summary
Zone Lumens %Lamp %Fixture
0-30 2376 20.5 27.0
0-40 3914 33.7 44.1
0-60 6499 56.0 73.7
0-90 7883 68.0 89.4
90-180 932 8.0 10.6
0-180 8815 76.0 100.0
A = 1/4 x 1/2 (.635 x 1.27) Oval Hole
B = 1/4 x 1/2 (.635 x 1.27) K.O.
C = 7/8 (2.22) Dia.K.O.
D = 11/16 (1.74) Dia. K.O.
E = 2 (5.08) Dia. K.O. and 7/8 (2.22) Dia. K.O.
G = 1-1/8 (2.85) Dia. K.O.
3/4
(1.8)
7/8
(2.1)
4-3/8
(11.1)
4-1/4
(10.8)
4-7/8
(12.4)
4-5/8
(11.8)
3
(7.6)
1
(2.5)
1
(2.5)
12-3/8
(31.4)
1-5/8
(4.1)
96
(243.8)
48
(122.0)
4
(10.2)
12-3/8
(31.4)
12-3/8
(31.4)
1-3/8
(3.5)
1-3/8
(3.5)
3
(7.6)
24
(61.0)