Metalux
D ES C R IPTION
The GCAFA Series features a deep para-contoured fixture housing, high
reflectivity and optimum lamp to lens spacing. The series produces total
uniformity of light in the luminous area and is compatible with all of
today’s popular ceiling systems and is available with a number of options
and accessories for application versatility.
Type
Catalog #
Project
Date
Comments
The specification luminaire is designed to offer maximum efficiency and
performance for today’s unique interior specifications. The GCAFA Series
is an excellent choice for commercial office spaces, schools, hospitals or
retail merchandising areas.
Prepared by
SPE C IFIC A TION FEA T U R E S
C on s t r u c t i o n
E le ctrica l*
H inging/Latching
Deep para-contoured housing,
die formed code gauge, prime
cold rolled steel. Deep “V”
ballast cover, easily removed
without tools. Die formed captive
lampholder bracket fully encloses
lampholder wiring permitting easy
lampholder replacement. Heavy
gauge endplates are securely
attached with interlocking tabs and
screws assure accurate row length
without build-up. Ample KOs for
continuous row wiring. Endplates
have integral Grid-Lock feature for
safety and convenience.
Ballasts are CBM/ETL Class “P”
and are positively secured by
mounting bolts. Pressure lock
lampholders. UL/CUL listed.
Suitable for damp locations.**
Positive cam action spring loaded,
self locking, black steel latches.
Safety-lock T-hinges allow hinging
and latching either side.
Frame/Shielding
F in ish
Multistage, iron phosphate
pretreatment ensures maximum
bonding and rust inhibitor. Lighting
grade, baked white enamel finish.
Die formed, heavy gauge, flat
floating steel door with reinforced
mitered corners and baked white
enamel finish. Quadrasealed
to prevent light spillage. Light
stabilized 100% virgin acrylic
prismatic shielding. Standard
#12 pattern. Optional shielding
available.
4-5/8"
[117mm]
GCAFA2048
228T8
232
428T8
432
20' X 48' TROFFER
2 OR 4 T8 LAMPS
Specification Deep Troffer
19-3/4" [502mm]
MOUNTING D A TA
D OOR F RA ME S
7/8" [22mm] K.O. (2)
Access Plate
7/8" [22mm] K.O. (2)
GCAFA
Flat, Floating, Extruded
White Aluminum
GCARA
3/8" Deep, Regressed, Floating
Extruded White Aluminum
1-1/2"
[38mm]
ENERGY DATA
Input Watts:
EB Ballast & STD Lamps
228T8 (48)
232 (55)
428T8 (93)
432 (113)
19-3/4"
[502mm]
L A MP CONF IGURA T IONS
2 LAMP
5-1/4" [133mm]
3-3/4" [95mm]
7-23/32" [196mm]
4-5/8" [117mm]
48" [1219mm]
Luminaire Efficacy Rating
LER = FL-59
Catalog Number: GCAFA2048-232A
8-1/2"
[216mm]
19-3/4"
[502mm]
Yearly Cost of 1000 lumens,
3000 hrs at .08 KWH = $4.07
4 LAMP
4-5/8" [117mm]
X=3"
[76mm]
6"
X
X
[152mm]
19-3/4" [502mm]
*Reference the lamp/ballast data in the
Technical Section for specific lamp/ballast
requirements.
**Consult Pre Sales Technical Support.
C EILING C OM PA TIB IL I T Y
G
Grid/Lay-in
Standard
G
Concealed T
G
Slot Grid
F
Aluminum Flange Trim
With Supporting
Swing Gates
MZ
Modular Trim
With Supporting
Swing Gates
Ceiling
Type
Trim
Type
Exposed Grid
Concealed T
Slot Grid
Flange
Concealed “T” or ”Z“
Metal Pan
G
G or T
G or T
F
MZ
MZ
LAMPS CONTAIN MERCURY. DISPOSE ACCORDING
TO LOCAL, STATE OR FEDERAL LAWS
Safe and convenient means of
disconnecting power.
(Verify compatibility/ consult
Pre Sales Technical Support.)
ADF020647
2015-10-15 14:56:27
GCAFA2048
PH OTOM ETR IC S
Coefficients of Utilization
GCAFA2048-232A
Electronic Ballast
FO32T8/35K Lamps
2800 Lumens
Spacing criterion:
(II) 1.2 x mounting
height, (⊥) 1.3 x
mounting height
Efficiency 70.2%
Test Report:
GCASF2048232A.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
84
77
72
66
61
56
52
48
44
41
38
84
75
67
60
54
48
43
39
35
32
29
84
72
62
55
48
42
37
33
29
26
23
84
70
59
51
44
38
33
29
25
22
20
82
76
70
65
60
55
51
47
43
40
37
82
73
65
59
53
47
43
38
35
31
28
82
71
61
54
48
42
37
33
29
26
23
82
69
58
50
44
38
33
29
25
22
19
20%
50%
50 30 10
30%
50 30 10
10%
50 30 10
0%
0
78
70
63
57
51
46
41
37
34
30
28
75
67
61
55
49
44
40
36
33
30
27
72
65
59
53
48
43
39
36
32
29
26
70
61
53
46
41
35
31
27
24
20
18
78
68
60
53
47
41
36
32
29
25
23
78
66
57
49
43
37
33
29
25
22
19
75
66
58
51
46
40
36
32
28
25
22
75
64
56
49
42
37
33
29
25
22
19
Zonal Lumen Summary
Typical VCP Percentages
Zone
0-30
0-40
0-60
0-90
0-180
Room Size (Ft.)
20 x 20
30 x 30
30 x 60
60 x 30
60 x 60
Lumens
%Lamp
%Fixture
1262
2062
3364
3933
3933
22.5
36.8
60.1
70.2
70.2
32.1
52.4
85.5
100.0
100.0
Height Along
8.5’ 10.0’
71
74
65
69
56
60
66
70
57
59
72
64
56
50
45
39
35
32
28
25
22
72
62
54
48
42
37
32
28
25
22
19
Height Across
8.5’ 10.0’
69
73
63
67
53
57
65
69
54
57
Angle
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
Along II
45°
1590
1580
1560
1527
1478
1412
1326
1216
1088
936
759
592
449
332
239
170
125
67
0
1590
1587
1575
1552
1514
1461
1388
1290
1161
996
799
606
433
289
193
148
123
69
0
Across⊥
1590
1595
1589
1574
1547
1504
1433
1334
1189
1013
830
640
458
321
242
194
147
78
0
LER = FL-59
Yearly Cost of 1000
lumens, 3000 hrs at
.08 KWH = $4.07
ORDER IN G INFOR M A TION
SAMPLE NUMBER: 2GCAFA2048-232A-UNV-EB81-U
Rating
Blank=
Standard
NY=New York
City Rated
ATW-SW4=
Chicago
Rated
Trim Type
G=Grid/Lay-in (Standard)(1)
G=Concealed T
G=Slot Grid
F=Aluminum Flange Trim (4)
MZ=Modular Trim
EMZ=Modular Trim
(Extended Swing Arm)
Series
C=Specification Deep Troffer
Air Supply
A=Air Handling Floating Door,
Black Reveal
AV=Air Handling w/Directional
Vanes
B=Non-Air Handling Floating
Door, Black Reveal
Blank=No Vane
Voltage (2)
120V=120 Volt
277V=277 Volt
347V=347 Volt
UNV=Universal
Voltage 120-277 (3)
2048=20"
Width x 48"
Length
Number
of Lamps
2 or 4 lamps
Wattage (Length)
28T8=28W T8 (48") (5)
32=32W T8 (48")
Shielding
A=#12 Acrylic Pattern
A125=#12 Pattern Acrylic
(.125" Thick)
A19/156=#19 Pattern Acrylic
(.156" Thick)
IMA 48=Injection Molded
Acrylic (.150" Thick)
PB1S=Silver Parabolic Louver
(1/2" x 1/2" x 1/2")
DA=Dropped Dish - Matte
White Acrylic
(Additional Shielding Media Available.
See Accessory Section.)
Packaging
U=Unit Pack
Ballast Type (2)
PAL=Job Pack,
EB8 =T8 Electronic Instant Start.
Options
out of carton
Total Harmonic Distortion < 10%
PAF=Painted After
PALC=Job Pack,
No. of Ballast
Fabrication
in carton
1 or 2
20GA/REP=20 Gauge Riveted Endplates.
EB8 /PLUS= T8 Electronic Instant Start.
Options
For
use
in
New
York
City.
High Ballast Factor >1.13.
GL=Single Element
RLS=Rotor-Lock Socket (T8 Lamps Only)
No. of
Total Harmonic
Fuse
Ballast
(Additional options available. See Accessory Section)
Distortion < 10%
1 or 2
GM=Double Element
Fuse
ER8 =T8 Electronic Program Rapid Start.
ACCESSORIES
WTR=White Reveal
Total Harmonic Distortion < 10%
EQ-CLIP-U=T-BAR Safety
Flex=Flex Installed
No. of Ballast
Earthquake Clips(1)
(Reference Flex ordering
1 or 2
information)
HPT8 Ballast
EL=Emergency
HB8 L=T8 Electronic Instant Start. Low Ballast Factor .77
Installed
HB8 =T8 Electronic Instant Start. Ballast Factor .88
HB8 N=T8 Electronic Instant Start. Normal Ballast Factor 1.0
Lamps Installed
HB8 H=T8 Electronic Instant Start. High Ballast Factor 1.15-1.2
Blank=No Lamps
HR8 DIM=T8 Electronic Program Start Step Dimming. Ballast Factor .88
Installed
L8835=T8 Lamp, 28W
HR8 L=T8 Electronic Program Start. Low Ballast Factor .77
and 32W, 3500K (5)
HR8 =T8 Electronic Program Start. Ballast Factor .88
L8841=T8 Lamp, 28W
HR8 H=T8 Electronic Program Start. High Ballast Factor 1.15-1.2
and 32W, 4100K (5)
L8835HL=T8 Lamp,
32W, 3500K, 3100
Lumens
L8841HL=T8 Lamp,
32W, 4100K, 3100
Lumens
Option – Aluminum Flange
Trim (4)
Blank=SW (Single White)
Type
Color
‘S’ Single
‘N’ Natural
Doorframes
‘R’ In Row
‘W’ White
FA=Flush White Extruded Aluminum
c/w Spring Latch
‘E’ End of Row
(1)
(2)
NOTES: An EQ Grid Clip is recommended for all 9/16" ceiling systems. Four required per fixture. Products also available in non-US voltages and freRA=Regressed White Extruded Aluminum
(3)
(4)
quencies for international markets. Not available when specifying emergencies, voltage must be specific. Specify row configuration, type in catalog
FAN=Flush Natural Anodized Extruded Aluminum
(5)
number when ordering complete fixture. When utilizing 28W T8 lamps, HPT8 Ballast must be speficied.
RAN=Regressed Natural Anodized Extruded
Aluminum
For complete product data, reference the Fluorescent Specification binder. Specifications & dimensions subject to change without notice. Consult your
FAB=Flush Black Extruded Aluminum
Cooper Lighting Representative for availability and ordering information.
RAB=Regressed Black Extruded Aluminum
SH IP P ING D ATA
Eaton
1121 Highway 74 South
Peachtree City, GA 30269
P: 770-486-4800
www.eaton.com/lighting
Catalog No.
GCAFA2048-232A
GCAFA2048-432A
Specifications and
dimensions subject to
change without notice.
Wt.
32 lbs.
34 lbs.
ADF020647
2015-10-15 14:56:27