Technical Specifications
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Customer First Center 1121 Highway 74 South Peachtree City, GA 30269 770.486.4800 FAX 770.486.4801 6/12 ADF090191
2EP3GAX-332S36I 42 lbs.
2EP3GAX-328T8S36I 42 lbs.
2EP3GAX-332S38I 42 lbs.
2EP3GAX-328T8S38I 42 lbs.
S H I P P I N G I N F O R M A T I O N
Catalog No. Wt.
P H O T O M E T R I C S
2 E P 3 G A X T 8
O R D E R I N G I N F O R M A T I O N
S A M P L E N U M B E R : 2 E P 3 G A X - 3 3 2 S 3 6 I - U N V - E B 8 1 - U
Number
of Lamps
3=3 Lamps
(3)
Wattage (Length)
28T8=28W T8 (48")
32=32W T8 (48")
Voltage
(4)
120V=120 Volt
277V=277 Volt
347V=347 Volt
UNV=Universal
Voltage 120-277
(5)
Louver Color
S=Silver
W=White
Cell Configuration
36=3 Rows of 6, 18 Cell
38=3 Rows of 8, 24 Cell
Louver Finish
I=Semi-Specular/Haze (Low
Iridescent) Standard (Silver Only)
MI=Specular/Mirrored (Low
Iridescent) (Silver Only)
P=Painted (White only)
Options
GL=Single Element Fuse
GM=Double Element Fuse
WTR=White Reveal
Flex=Flex Installed
(Reference Flex ordering
information)
EL=Emergency Installed
(6)
Lamps Installed
Blank=No Lamps Installed
L8830=T8 Lamp, 28W and
32W, 3000K
L8835=T8 Lamp, 28W and
32W, 3500K
L8841=T8 Lamp, 28W and
32W, 4100K
L8835HL=T8 Lamp, 32W,
3500K, 3100 Lumens
L8841HL=T8 Lamp, 32W,
4100K, 3100 Lumens
NOTES:
(1)
Integral end plate grid lock feature not available in heat removal.
(2)
An EQ Grid Clip is recommended for all 9/16"
ceiling systems. Four required per fixture.
(3)
Standard off-center ballast on 3-lamp fixtures.
(4)
Products also available in non-US
voltages and frequencies for international markets.
(5)
Not available when specifying emergencies, voltage must be specific.
(6)
Fixtures equipped with “EL” option have 5-1/2" housing depth.
(7)
Louver is recessed by 5/16" in Concealed T or Slot Grid T.
(8)
Specify row configuration, type in catalog number when ordering complete fixture.
For complete product data, reference the Fluorescent Specification binder. Specifications & dimensions subject to change without
notice. Consult your Cooper Lighting Representative for availability and ordering information.
Option – Aluminum Flange Trim
(8)
Blank=SW (Single White)
Type Color
‘S’ Single ‘N’ Natural
‘R’ In Row ‘W’ White
‘E’ End of Row
C o e f f i c i e n t s o f U t i l i z a t i o n
Effective floor cavity reflectance 20%
rc 80% 70% 50% 30% 10% 0%
rw 70 50 30 10 70 50 30 10 50 30 10 50 30 10 50 30 10 0
RCR
0
1
2
3
4
5
6
7
8
9
10
Z o n a l L u m e n S u m m a r y
Zone Lumens %Lamp %Fixture
0-30
0-40
0-60
0-90
0-180
C a n d l e p o w e r
Angle Along II 45° Across ⊥
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
2EP3GX-332S38I
Electronic Ballast
F32T8/35K Lamps
3100 Lumens
Spacing criterion:
(II) 1.2 x mounting
height, (⊥) 1.5 x
mounting height
Efficiency 66.3%
Test Report:
220P212
LER = FP-74
Yearly Cost of 1000
lumens, 3000 hrs at
.08 KWH = $3.24
2238 2238 2238
2239 2252 2270
2198 2250 2306
2135 2227 2333
2051 2185 2343
1955 2123 2329
1845 2041 2287
1719 1941 2211
1574 1817 2246
1414 1689 2060
1248 1536 1678
1064 1220 1258
846 818 1043
546 506 756
250 255 421
101 106 143
47 48 54
16 16 16
0 0 0
79 79 79 79 77 77 77 77 74 74 74 71 71 71 68 68 68 66
73 70 68 66 71 69 67 65 66 64 63 64 62 61 61 60 59 58
67 62 58 55 66 61 57 54 59 56 53 57 54 52 55 53 51 49
62 55 50 46 60 54 50 46 52 48 45 50 47 44 49 46 44 42
57 49 44 39 55 48 43 39 47 42 39 45 41 38 44 40 38 36
52 44 38 34 51 43 38 34 42 37 34 41 36 33 39 36 33 32
48 40 34 30 47 39 34 30 38 33 29 37 32 29 36 32 29 28
45 36 30 26 43 35 30 26 34 30 26 33 29 26 33 29 26 24
41 33 27 23 40 32 27 23 31 27 23 31 26 23 30 26 23 22
39 30 25 21 38 30 25 21 29 24 21 28 24 21 27 24 21 20
36 28 22 19 35 27 22 19 27 22 19 26 22 19 25 22 19 18
1830 19.7 29.7
3053 32.8 49.5
5433 58.4 88.1
6167 66.3 100.0
6167 66.3 100.0
T y p i c a l V C P P e r c e n t a g e s
Height Along Height Across
Room Size (Ft.) 8.5’ 10.0’ 8.5’ 10.0’
20 x 20
30 x 30
30 x 60
60 x 30
60 x 60
69 68 65 64
74 71 70 67
76 73 73 71
79 76 76 72
80 76 77 74
C o e f f i c i e n t s o f U t i l i z a t i o n
Effective floor cavity reflectance 20%
rc 80% 70% 50% 30% 10% 0%
rw 70 50 30 10 70 50 30 10 50 30 10 50 30 10 50 30 10 0
RCR
0
1
2
3
4
5
6
7
8
9
10
Z o n a l L u m e n S u m m a r y
Zone Lumens %Lamp %Fixture
0-30
0-40
0-60
0-90
0-180
C a n d l e p o w e r
Angle Along II 45° Across ⊥
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
2EP3GX-332S36I-EB82
Electronic Ballast
F32T8/35K Lamps
3100 Lumens
Spacing criterion:
(II) 1.3 x mounting
height, (⊥) 1.5 x
mounting height
Efficiency 69.1%
Test Report:
220P211
LER = FP-77
Yearly Cost of 1000
lumens, 3000 hrs at
.08 KWH = $3.11
2243 2243 2243
2246 2258 2275
2213 2263 2311
2160 2248 2340
2084 2215 2354
1992 2163 2342
1884 2089 2303
1762 1998 2231
1619 1880 2268
1463 1759 2080
1298 1619 1670
1120 1310 1244
921 891 1052
673 583 771
373 339 432
128 132 148
54 54 55
19 18 15
0 0 0
82 82 82 82 80 80 80 80 77 77 77 74 74 74 71 71 71 69
76 73 71 68 74 72 69 67 69 67 65 66 65 63 64 62 61 60
70 65 60 57 68 63 59 56 61 58 55 59 56 53 57 54 52 51
64 57 52 48 62 56 51 47 54 50 46 52 49 46 50 47 45 43
59 51 45 41 57 50 44 40 48 43 40 46 42 39 45 42 39 37
54 45 39 35 52 45 39 35 43 38 34 42 37 34 41 37 34 32
50 41 35 31 48 40 34 30 39 34 30 38 33 30 37 33 30 28
46 37 31 27 45 36 31 27 35 30 27 34 30 26 33 29 26 25
43 34 28 24 42 33 28 24 32 27 24 31 27 24 31 27 23 22
40 31 25 21 39 30 25 21 30 25 21 29 24 21 28 24 21 20
37 28 23 19 37 28 23 19 27 23 19 27 22 19 26 22 19 18
1850 19.9 28.8
3102 33.4 48.3
5569 59.9 86.6
6428 69.1 100.0
6428 69.1 100.0
A C C E S S O R I E S
EQ-CLIP-U=T-BAR Safety
Earthquake Clips
(2)
T y p i c a l V C P P e r c e n t a g e s
Height Along Height Across
Room Size (Ft.) 8.5’ 10.0’ 8.5’ 10.0’
20 x 20
30 x 30
30 x 60
60 x 30
60 x 60
69 68 65 64
74 71 70 67
76 73 73 71
79 76 76 72
80 76 77 74
HR=Heat
Removal
(1)
EP=Paralux Louver
Width
2=2' Width
Trim Type
G=Grid/Lay-in (Standard)
G=Concealed T/Slot Grid
(7)
F=Aluminum Flange Trim
(8)
MZ=Modular Trim
AX=Air Supply Floating Louver
X=Blank Side/Floating Louver -
Non-Air Supply (Omit A)
AVX=Air Supply Floating Louver
with Directional Air Vane (Add V)
3=3" Louver Depth
Rating
Blank=
Standard
ATW-SW4=
Chicago
Rated
Ballast Type
EB8
=T8 Electronic Start.
Total Harmonic Distortion < 10%
EB8
/PLUS=T8 Electronic Start.
Total Harmonic Distortion < 10%
High Ballast Factor >1.15
ER8 =T8 Electronic Program Rapid Start.
Total Harmonic Distortion < 10%
High Performance T8 Ballasts
HB8
=T8 Electronic Instant Start. Total Harmonic Distortion < 10%.
Standard Ballast Factor .86 – .88
HB8
L=T8 Electronic Instant Start. Total Harmonic Distortion < 10%.
Low Ballast Factor .77 – .82
HB8
N=T8 Electronic Instant Start. Total Harmonic Distortion < 10%.
Normal Ballast Factor 1.0
HB8
H=T8 Electronic Instant Start. Total Harmonic Distortion < 10%.
High Ballast Factor 1.15 – 1.20
HR8
T8 Electronic Program Rapid Start. Total Harmonic Distortion < 10%.
Standard Ballast Factor .86 – .88
HR8
DIM=T8 Electronic Program Rapid Start. Total Harmonic Distortion < 10%.
Step Dimming. Ballast Factor .88
HR8
L=T8 Electronic Program Rapid Start. Total Harmonic Distortion < 10%.
Low Ballast Factor .71 – .79
HR8
H=T8 Electronic Program Rapid Start. Total Harmonic Distortion < 10%.
High Ballast Factor 1.15 – 1.20
No. of Ballast
1, 2 or 3
No. of
Ballast
1, 2 or 3
No. of Ballast
1, 2 or 3
Options
PAF=Painted
After Fabrication
RIF1=Radio
Interference
Suppressor
REP=Riveted
Endplates
Packaging
U=Unit Pack
PAL=Job Pack, out of carton
PALC=Job Pack, in carton