GT8 1`x4` - The Mine

Catalog Number
Notes
Type
FEATURES & SPECIFICATIONS
INTENDED USE
Static T8 fixtures provide general illumination for recessed applications; ideal
for restricted plenum spaces.
ATTRIBUTES
Designed exclusively for use with T8 lamps, electronic ballasts and sockets.
CONSTRUCTION
Smooth hemmed sides and smooth, inward formed end flanges for safe
handling. Lighter weight fixture allows safe, easy installation.
Standard steel door frame has superior structural integrity with premium
extruded appearance and precision flush mitered corners. Powderpainted, steel latches provide easy, secure door closure.
Superior mechanical light seal requires no foam gasketing. Integral T-bar
clips secure fixture to T-bar system. Housing formed from cold-rolled steel.
Acrylic shielding material 100% UV stabilized. No asbestos is used in this
product.
Static Troffer
GT8 1'x4'
1, 2 or 3 Lamps
FINISH
Five-stage iron-phosphate pretreatment ensures superior paint adhesion
and rust resistance. Painted parts finished with high-gloss, baked white
enamel.
OPTICAL
Broad range of lens options available.
ELECTRICAL SYSTEM
Standard ballast is electronic, thermally protected, resetting, Class P, HPF,
non-PCB, UL Listed, CSA certified ballast, universal voltage and sound rated A.
Luminaire is suitable for damp locations. AWM, TFN or THHN wire used
throughout, rated for required temperatures.
Specifications
Length: 48 (1218)
Width: 12 (305)
Depth: 4-1/2 (114)
Weight: 17 lbs (7.7 kg)
D
L
All dimensions are inches (millimeters).
LISTING
Standard: UL. Optional: Canada — CSA or cUL; Mexico — NOM.
WARRANTY
Guaranteed for one year against mechanical defects in manufacture.
Specifications subject to change without notice.
ORDERING INFORMATION
GT8
Series
GT8 1' wide
For shortest lead times, configure product using standard options (shown in bold).
Example: GT8 2 32 A12 MVOLT GEB10IS
32
Number
of lamps
Door frame
(blank) Flush steel
1
2
3
FN Flush aluminum, natural
FM Flush aluminum, matte
black
Not included.
FW Flush aluminum, white
Trim type
Lamp type
(blank) Grid
F Overlapping
flanged
32 32W T8 (48")
RN Regressed aluminum,
natural
RM Regressed aluminum,
matte black
RW Regressed aluminum,
white
Options1
Volts
120
277
347
MVOLT
Others
available.
1/3
GEB10IS
GEB10RS
EL
One three-lamp ballast
Electronic ballast, <10% THD, instant start
Electronic ballast, <10% THD, rapid start
Emergency battery pack (nominal 300
lumens
EL14 Emergency battery pack (nominal 1400
lumens)
GLR Internal fast-blow fuse
GMF Internal slow-blow fuse
PWS1836 6' prewire, 3/8" dia., 18-gauge, 1 circuit
LP__ Lamped, specify lamp type and color
LP735 Lamped, 700-series, 3500K
Diffuser type
A12 #12 pattern acrylic
A12125 #12 pattern acrylic, 0.125"
thick
A19
A15
PC1S
NOTE:
1 MVOLT standard for 120-277V applications,
50-60 hz operation. Some options require
voltage specified.
Fluorescent
#19 pattern acrylic, 0.156" thick
#15 pattern acrylic, 0.2" thick
1/2" x 1/2" x 1/2" plastic cube
louver, silver
PC2S 1-1/2" x 1-1/2" x 1" plastic cube
louver, silver
PC3S 3/4" x 3/4" x 1/2" plastic cube
louver, silver
PAF Painted after fabrication (white enamel)
SSR Specular silver interior finish (95% reflective)
CRE Flanged trim for continuous row mounting
(end)
CRM Flanged trim for continuous row mounting
(middle)
JP Palletized and stretch-wrapped without
individual cartons; grid trim only.
CSA CSA Certified
NOM NOM Certified
Sheet #: GT8-1x4
STAT-95
GT8 1'x4' Static Troffer
MOUNTING DATA
DIMENSIONS
Continuous row mounting of flanged units requires CRE and CRM trim options (see
Options).
Inches (millimeters). Subject to change without notice.
F1
G
C
L
4-1/2
(114)
Lay-in Grid
(exposed or concealed grid)
Overlapping Flanged Trim
with swing-gate hangers
2-1/2
(64)
12 (305)
C
L
NOTE:
1 Recommended rough-in dimensions for F trim fixtures 12"x48" (Tolerance is +1/4", -O”).
Swing-gate range 1-9/16" to 3-3/4", span 10-3/4" to 14-3/4".
4-1/2
(114)
2-1/2
(64)
12 (305)
PHOTOMETRICS
Calculated using the zonal cavity method in accordance with IESNA LM41 procedure. Floor reflectances are 20%. Lamp configurations
shown are typical. Full photometric data on these and other configurations available upon request.
GT8 2 32 A12
Report: LTL12536
LUMENS PER LAMP:2850
Luminaire Efficiency: 77.7%
RCR
pf
pc
pw
0
1
2
3
4
5
6
7
8
9
10
Coefficients of Utilization
20%
80%
50%
30%
70% 50% 30% 50% 30% 10% 50% 30% 10%
83 83 83
86 86 86
92 92 92
74 72 70
77 74 72
85 82 79
66 63 60
68 64 61
78 72 67
59 55 51
61 56 52
72 64 58
53 48 45
55 50 45
66 58 51
48 43 39
49 44 40
61 52 45
44 39 35
45 39 35
57 47 40
40 35 31
41 36 32
53 43 36
37 32 28
38 32 28
49 39 33
34 29 26
35 30 26
46 36 30
32 27 23
32 27 24
43 33 28
Zonal Lumen Summary
Zone
Lumens % Lamp % Fixture
0˚ - 30˚
1471
25.8
33.2
0˚ - 40˚
2347
41.2
53.0
0˚ - 60˚
3777
66.3
85.3
0˚ - 90˚
4426
77.7
100.0
90˚ - 180˚
0
0.0
0.0
0˚ - 180˚
4426
77.7
100.0
Lithonia Lighting
Sheet #: GT8-1x4
©2004 Acuity Brands Lighting, Inc. Rev. 3/5/2009
Fluorescent
One Lithonia Way, Conyers, GA 30012
Phone: 800-858-7763 Fax: 770-929-8789
www.lithonia.com
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