COOPER LIGHTING - METALUX
®
DESCRIPTION
The GR5 is a T5-dedicated lensed troffer designed to offer premium
performance in a low profile housing. The GR5’s shallow, low profile
housing is compatible with even highly restrictive plenums. Luminaires
are compatible with today’s popular ceiling systems.
Catalog #
The GR5 offers great performance and great quality. The series is an
excellent choice for commercial offices, schools, hospitals, retail
merchandising and many other applications.
Comments
Type
Project
Date
Prepared by
SPECIFICATION FEATURES
Construction
Electrical**
Frame/Shielding
Unitized low profile recessed
housing is die formed of code
gauge prime cold rolled steel
with full length stiffeners and
mechanical endplate attachment
for added strength. Ballast
covers are easily removed
without tools. Die formed
captive lampholder bracket fully
encloses lampholder wiring for
easy lampholder replacement.
Ample KOs are provided for
continuous row wiring. Built-in
grid-lock feature for safety and
convenience.
Ballasts are CBM/ETL Class “P” and
are positively secured by mounting
bolts. Rotor-lock lampholders.
UL/CUL listed. Suitable for damp
locations.
Heavy gauge flat steel door is die
formed with reinforced mitered
corners. Housing and door frame
assemblies incorporate full width
mechanical light traps. Light
stabilized, acrylic prismatic lens.
Finish
Multistage, iron phosphate
pretreatment ensures maximum
bonding and rust inhibition.
Lighting grade baked white enamel
finish with premium reflectance for
high efficiency.
Hinging/Latching
Positive spring loaded steel latches
and safety lock T-hinges provide
secure, high quality door fit and
allow hinging and latching from
either side.
Controls
Fifth Light ballast options are
offered for both 0-10V
continuous dimming and DALI
applications. Combine with
energy-saving products like
occupancy sensors, daylighting
controls, and lighting relay
panels from Cooper Controls
(www.coopercontrol.com) to
maximize energy savings.
2GR5
314T5
324T5
2' X 2' TROFFER
3 LAMP T5
General Purpose
T5 Commercial Troffer
3-1/4"
[83mm]
23-3/4" [603mm]
ENERGY DATA
MOUNTING DATA
Input Watts:
LAMP CONFIGURATIONS
EB Ballast & STD Lamps
314T5 (49)
324T5 (80)
314T5
1"
[26mm]
3-1/4" [83mm]
X=5-3/8"
[137mm]
23-3/4"
[603mm]
X
X
Luminaire Efficacy Rating
LER = FL-62
Catalog Number: 2GR5-314T5A
23-3/4" [603mm]
2-11/16"
[69mm]
1-1/2"
[38mm]
Yearly Cost of 1000 lumens,
3000 hrs at .08 KWH = $3.87
2-3/4" [70mm]
5-3/4" [146mm]
23-15/16" [610mm]
DOOR FRAMES
*Standard G (Grid) Type Fixtures can be
field converted by adding trim kits. See
Compatibility Section or Consult Factory.
2GR5
F lat, White
Steel ( White
L atches)
**Reference the lamp/ballast data in the
Technical Section for specific lamp/ballast
requirements.
***When ordering Flange Kit for
installation in drywall ceilings, see options
and accessories compatibility section and
ordering logic.
CEILING COMPATIBILITY
G
Grid/Lay-in
Standard
G
Concealed T
COOPER LIGHTING
G
Slot Grid
F
Flange Trim
With Supporting
Swing Gates
Ceiling
Type
Trim
Type
Exposed Grid
Concealed T
Slot Grid
Flange
G
G
G
G***
LAMPS CONTAIN MERCURY. DISPOSE ACCORDING TO
LOCAL, STATE OR FEDERAL LAWS
Safe and convenient means of
disconnecting power.
ADF110891
2GR5
PHOTOMETRICS
Coefficients of Utilization
2GR5-314T5A
Electronic Ballast
(3) 14W T5 lamps
1300 lumens
Spacing criterion:
(II) 1.2 x mounting
height, (⊥) 1.3 x
mounting height
Efficiency 77.3%
Test Report:
2GR5-314T5A.IES
rc
rw
RCR
0
1
2
3
4
5
6
7
8
9
10
Candela
Effective floor cavity reflectance
80%
70%
70 50 30 10
70 50 30 10
92
85
78
71
65
60
56
52
48
45
43
92
81
72
63
57
51
46
42
38
35
33
92
78
67
58
50
44
39
35
32
29
27
92
75
63
53
45
39
35
31
28
25
23
90
83
76
69
64
59
55
51
47
44
42
90
79
70
62
56
50
45
41
38
35
32
90
77
66
57
50
44
39
35
32
29
27
90
74
62
52
45
39
35
31
28
25
23
20%
50%
50 30 10
30%
50 30 10
10%
50 30 10
0%
0
86
76
67
60
54
49
44
40
37
34
31
82
73
65
58
52
47
43
39
36
33
31
79
70
63
56
50
46
42
38
35
32
30
77
66
56
48
42
36
32
29
26
23
21
Zonal Lumen Summary
Zone
0-30
0-40
0-60
0-90
0-180
Lumens
%Lamp
%Fixture
945
1542
2551
3013
3013
24.2
39.5
65.4
77.3
77.3
31.4
51.2
84.7
100.0
100.0
86
74
64
55
49
43
38
35
31
29
26
86
72
60
51
44
39
34
31
27
25
23
82
71
62
54
48
42
38
34
31
28
26
82
70
59
51
44
38
34
30
27
25
22
79
69
60
53
46
41
37
34
30
28
26
79
67
58
50
43
38
34
30
27
25
22
Angle
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
Luminance Data
Angle
in Deg
45
55
65
75
85
Average
0-Deg
cd/sm
3266
2531
2014
1763
2008
Average
45-Deg
cd/sm
3601
2967
1957
1485
2047
Average
90-Deg
cd/sm
4028
3302
2330
2161
2677
Along II
1202
1199
1182
1153
1111
1058
990
907
804
673
542
423
327
248
184
133
97
51
0
Across ⊥
1202
1202
1196
1182
1156
1119
1071
1006
933
830
704
552
402
287
210
163
123
68
0
45°
1202
1198
1187
1165
1135
1091
1031
958
862
742
618
496
359
241
155
112
89
52
0
LER = FL-62
Yearly Cost of 1000
lumens, 3000 hrs at
.08 KWH = $3.87
ORDERING INFORMATION
SAMPLE NUMBER: 2GR5-314T5A-UNV-EBT1-U
Rating (5)
Blank=
Standard
ATW-SW4=
Chicago
Rated
Width
2=2' Width
Trim Type
G=Grid/Lay-in
(Standard)
Series
R5=General Purpose T5
Commercial Troffer (1)
(1)
Number of
Lamps (2)
3=3 Lamps
Voltage (3)
347V=347 Volt
UNV=Universal
Voltage 120-277 (4)
(Not included)
Wattage
14T5=14W T5 (24")
24T5=24W T5HO (24")
Shielding
A=#12 Acrylic Pattern
A125=#12 Pattern Acrylic
(.125" Thick)
A19/156=#19 Pattern
Acrylic (.156" Thick)
PB1S=Silver Parabolic
Louver (1/2" x 1/2" x 1/2")
Options
GL=Single Element Fuse
GM=Double Element Fuse
Lamps=Lamps Installed
Flex=Flex Installed
EL=Emergency Installed
(2)
NOTES: An EQ Grid Clip is recommended for all 9/16" ceiling systems. Standard off-center
(3)
ballast compartment on 3-lamp fixtures. Products also available in non-US voltages and
(4)
frequencies for international markets. Not available when specifying emergencies, voltage must
(5)
(6)
be specific. For NYC rated product, see separate specification sheets. .90 ballast factor
(7)
available for 2 or 3 14W T5 or 28W T5 lamps only. 1-Lamp ballast in a High Ballast factor not
(8)
available. 1-Lamp step dimming ballast in a Normal Ballast factor not available. 2-Lamp ballast
(9)
will not operate 1-Lamp. For a complete listing of Fifthlight Technology products and other solutions
from Cooper Controls, visit www.coopercontrol.com
Specifications & dimensions subject to change without notice. Consult your Cooper Lighting
Representative for availability and ordering information.
Ballast Type
EBT =T5 or T5HO Electronic Program Rapid Start.
Total Harmonic Distortion < 10%.
Standard Ballast Factor=1.0
Number of Ballasts
1=1 Ballast
2=2 Ballasts
3=3 Ballasts
Ballast/FactorType
Options
FR=Fire Label
Packaging
U=Unit Pack
EBT N=T5 Electronic Program Rapid Start.
Total Harmonic Distortion < 10%.
Normal Ballast Factor=.90 (6)
EBT H=T5 Electronic Program Rapid Start.
Total Harmonic Distortion < 10%.
High Ballast Factor=1.15 (7)
EBT NDIM=T5 Electronic Program Rapid Start.
Total Harmonic Distortion < 10%.
Step Dimming, Normal Ballast Factor=.95-1.0 (8)
EBT HDIM=T5 Electronic Program Rapid Start.
Total Harmonic Distortion < 10%.
Step Dimming, High Ballast Factor=1.15
Fifth Light DALI Ballasts (9)
5LT5 =T5 DALI Program Rapid Start.
Total Harmonic Distortion < 10%.
Ballast Factor 1.0
5LT5H =T5HO DALI Program Rapid Start.
Total Harmonic Distortion < 10%.
Ballast Factor 1.0
ACCESSORIES
EQ-CLIP-U=T-BAR Safety Earthquake Clips (1)
FCTKA-22W-U=Field Installed Flange Kit
FCTK
A – 24
R W – U
Trim Kit
Field
Convertible
22=2' x 2'
24=2' x 4'
N=Natural
W=White
Blank=Single
R=In Row
E=End Row
U=Unit Pack
Aluminum
SHIPPING INFORMATION
Catalog No.
Wt.
2GR5-314T5A
2GR5-324T5A
12 lbs.
12 lbs.
Visit our web site at www.cooperlighting.com
Customer First Center 1121 Highway 74 South Peachtree City, GA 30269 770.486.4800 FAX 770.486.4801
4/13
ADF110891