GT8 1`x4` - Frontier Lighting

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
NOTE:
1 MVOLT standard for 120-277V applications,
50-60 hz operation. Some options require
voltage specified.
Fluorescent
A19 #19 pattern acrylic, 0.156" thick
A15 #15 pattern acrylic, 0.2" thick
PC1S 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.
G
F
1
C
L
4-1/2
(114)
Lay-in Grid
(exposed or concealed grid)
Overlapping Flanged Trim
with swing-gate hanters
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. 8/23/07
Fluorescent
One Lithonia Way, Conyers, GA 30012
Phone: 800-858-7763 Fax: 770-929-8789
www.lithonia.com
General T8 Troffers
Standard latch provides spring action. Door latches and hinges from either side.
Low-profile, static T8 luminaire provides general illumination for recessed indoor applications.
Ideal for restricted plenums.
Improved performance – higher fixture efficiency.
Features
Integral T-bar safety clips are standard – no need
to install separate clips.
Innovative low-profile design optimized around
T8 lamps and low-profile electronic ballasts.
Aluminum door frames available, flush or regressed.
Hemmed sides provide smooth edges for easy
handling during installation.
Compatible with most ceiling types. Field trim
modification kits also available. See page 107.
Standard steel door frame features precise flush
mitered corners. Unique design delivers a premium extruded appearance.
U.S. patents – 6,210,025; 6,231,213; 6,213,625;
2,288,471.
Housing and door frame interface provides a
superior mechanical light seal without the use
of foam gasketing.
UL Listed (standard). CSA Certified or NOM Certified (see Options).
Example: 2GT8 4 32 A12 MVOLT 1/4 GEB10IS
Number
of lamps
GT8 1' wide
2GT8 2' wide
Static
Listings
Ordering Information
Series
GT8
LENSED TROFFERS
Intended Use
Frame type
(blank)
FN
FM
FW
RN
RM
RW
11
2
3
42
Not included.
Flush steel, white
Flush aluminum, natural
Flush aluminum, matte black
Flush aluminum, white
Regressed aluminum, natural
Regressed aluminum, matte black
Regressed aluminum, white
Voltage
Options
MVOLT
120
277
347
1/3
1/4
GEB
GEB10IS
One 3-lamp ballast
One 4-lamp ballast
Electronic ballast, <20% THD
T8 electronic ballast, <10% THD,
instant start
GEB10RS T8 electronic ballast, <10% THD,
rapid start
CSA CSA Certified
NOM NOM Certified
Others available.
See pages 106,109 for others.
Lamp type
Trim type
(blank) Grid
F Flanged
17
U31
U316
32
CF40
17W T8 (24")
31W T8 U (15/8" leg)
31W T8 U (6" leg)3
32W T8 (48")
40W TT5 (24")3
Diffuser type
A12
A12125
A19
A15
K20
84Y
PC1S
PC2S
PC3S
#12 pattern acrylic
#12 pattern acrylic, .125" thick
#19 pattern acrylic, .156" thick
#15 pattern acrylic, .200" thick
#20 pattern acrylic, .140" thick
Holophane 8224 with overlay
½"x½"x½" plastic cube louver, silver
1½"x1½"x1" plastic cube louver, silver with flange4
¾"x¾"x½" plastic cube louver, silver
NOTES:
1 1- lamp model available in 1’ X 4’ only.
2 4-lamp models available with 17W or 32W straight tube lamps only.
3 Not available on 3-lamp fixtures. Use U31.
4 Available with flush door frames only. Some 2x2 lamp and electrical combinations not available with PC2 louvers. Consult factory.
Series
GT8
2’x2’
2GT8
2’x4’
2GT8
Number
of lamps
1, 2, 3
2
3
4
2, 3, 4
Lamp
type
32
17, U31, U316, CF40
17, U31
17
32
Height
in.(cm)
4½ (11.4)
33/16 (8.0)
33/16 (8.0)
33/16 (8.0)
33/16 (8.0)
Express delivery products.
See page11 for details about LightQuick XD.
Description
2GT8 2 U316 A12 MVOLT GEB10IS
2GT8 3 32 A12 MVOLT 1/3 GEB10IS
2GT8 4 32 A12 MVOLT 1/4 GEB10IS
PSG9
www.lithonia.com, keyword: GT8
LITHONIA FL
UORESCENT
FLUORESCENT
Availability and Dimensions
Nominal
size
1’x4’
51
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