Specification Sheet

M
ETALUX
®
Catalog #
Type
Date
Project
Comments
Prepared by
LAMPS CONTAIN MERCURY. DISPOSE ACCORDING TO
LOCAL, STATE OR FEDERAL LAWS
Safe and convenient means of
disconnecting power.
COOPER LIGHTING
DESCRIPTION
GC8 is a premium grade specification lensed troffer series. This
innovative, high quality luminaire is dedicated to the latest T8 lamp and
micro electronic ballast technology for optimal performance and energy
efficiency. The GC8 is compatible with all of today’s popular ceiling
systems and is available with a number of options and accessories for
application versatility.
The GC8 series features efficiency, quality and performance. The series
is an excellent choice for commercial office spaces, schools, hospitals
or retail merchandising areas.
HB Ballast & STD Lamps
228T8 (48)
232 (53)
428T8 (96)
432 (107)
Luminaire Efficacy Rating
LER = FL-78
Catalog Number: 2GC8-232A
Yearly Cost of 1000 lumens,
3000 hrs at .08 KWH = $3.07
*Reference the lamp/ballast data in the
Technical Section for specific lamp/ballast
requirements.
**Consult Pre Sales Technical Support.
***Full sized ballast cover for biaxial lamps
and emergency option.
2GC8
228T8
232
428T8
432
2' X 4' TROFFER
2 OR 4 LAMP
Specification T8 Troffer
New York City Rated
ADF111077
ENERGY DATA
Input Watts:
SPECIFICATION FEATURES
Construction
Rigid housing is die formed of code
gauge prime cold rolled steel and
features full length die-formed
stiffeners for added strength. Side
flanges are hemmed. Innovative
design provides superior lens
brightness uniformity and visual
comfort. Micro ballast cover***
reduces ballst shadow for superior
lens brightness uniformity and is
easily removed without tools. Die
formed captive lampholder brackets
fully enclose lampholder wiring
permitting easy lampholder
replacement. Heavy endplates are
securely attached with interlocking
tabs and screws. Four auxiliary
fixture end suspension points
provided. KOs for continuous row
wiring. Endplates have integral Grid-
lock feature for safety and
convenience.
El
ectrical
Ballasts are CBM/ETL Class “P”
and are positively secured by
mounting bolts. Roto-lock
lampholders ensure positive lamp
retention. UL/CUL listed. Suitable
for damp locations.**
Finish
Multistage, iron phosphate
pretreatment ensures maximum
bonding and rust inhibition.
Housing and ballast cover
finished with new 90% reflective
matte white enamel for superior
performance. “PAF” Painted After
Fabrication option also available.
Hinging/Latching
Positive Cam latch with baked
white enamel finish. Safety-lock T-
hinges allow hinging and latching
either side.
LAMP CONFIGURATIONS
23-3/4" [603mm]
3-3/4"
[95mm]
23-3/4"
[603mm]
47-15/16" [1218mm]
5-3/4" [146mm]
3-7/8" [98mm]
1"
[26mm]
1-1/2"
[38mm]
1-1/2"
[38mm]
23-3/4" [603mm]
3-3/4" [95mm]
10-3/4"
[274mm]
2 LAMP
4 LAMP
23-3/4" [603mm]
3-3/4" [95mm]
X=4-3/16"
[107mm]
Y=5-3/8"
[137mm]
X Y X
MOUNTING DATA
Frame/Shielding
Die formed, heavy gauge, flat
steel door with reinforced mitered
corners and baked white enamel
finish. Flat and regressed
aluminum doors also available.
Positive light seals. Light
stabilized 100% virgin acrylic
prismatic lens. Standard #12
pattern. Numerous additional
shielding options available.
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.
†
maximum overall nominal depth
CEILING COMPATIBILITY
DOOR FRAMES
GC8 GC8FA GC8RA
Flat, White Flat, Extruded Deep, Regressed,
Steel White Aluminum Extruded Natural Aluminum
Ceiling Trim
Type Type
Exposed Grid G
Concealed T G
Slot Grid G
Flange F
(Verify compatibility/ consult
factory.)
G
Grid/Lay-in
Standard
G
Concealed T
G
Slot Grid
F
Flange Trim
With Supporting
Swing Gates