Cooper Lighting GRF420MH User manual

Catalog #
Type
Project
COMBOLIGHT® GRF Series
FOUR (4) Light Recessed
Multi-Lamp Luminaire
for Lay-in, T-Bar Grid Style Ceiling
Covered Opening
Metal Halide PAR20MH
Double Gimbals
45º x 45º locking
angular adjustment

Thermal protector
Junction Box w/
Aromat® Metal Halide 
ballasts
Tabs for 
aircraft cable 
suspension
A
C
D
B
Mudding Detail
Ceiling compund
is applied over 
mudding frame
Trimless
Detail



Ceiling Tiles and T-Bar by others
Ceiling Tile
.125" Aluminum 
Coverplate
T-Bar Support
Fixture
Retaining
Clip
DESCRIPTION:
An adjustable PAR20MH fixture
suitable for multiple downlight-
ing applications with one point
of electrical entry. For use in lay-
in t-bar grid style ceilings.
Powder coat finish on housing &
lamp assembly.
CONSTRUCTION:
Housing Assembly: 18 gauge
CRS. J-Box Assembly: 16 gauge
CRS (galvanized). Faceplate
cover: .125” Aluminum plate.
Fixture utilizes specially devel-
oped retaining clips for snap-in
mounting directly to t-bar sup-
ports. Tabs on housing top
accommodate above ceiling air-
craft cable support for added
stability.
LAMP ASSEMBLY:
Four PAR20MH lamps mounted
in adjustable bezels. Each lamp
can accept up to two optical
accessories. Double gimbals
provide 45º x 45º adjustment.
SYSTEM PROTECTION:
Thermal protection provided to
guard against overheating, and
misuse of insulation over and
around fixture. Vent holes in
housing provide cooler operation
ELECTRICAL:
Integral Aromat® electronic
metal halide ballsts. Junction box
is UL listed for through branch
wiring, (access above ceiling not
required) for 8 #12, 90°C supply
conductors or 60°C for end of
run. Ballasts and electrical wiring
accessible through ceiling opening.
ALL RSA COMBOLIGHT
PRODUCTS ARE MADE IN
THE U.S.A.
RSA LIGHTING®
RSA LIGHTING LLC 9660 - 9700 TOPANGA CANYON BLVD. CHATSWORTH CA. 91311
TOLL FREE: 800-356-3030 • 818-349-3030 • FAX: [phone] • www.rsalighting.com
©2003 RSA Lighting LLC All Rights Reserved • Specifications subject to change without notice.
SPECIFY -
ORDERING EXAMPLE:
= Four Light Recessed Combo for Grid Style Ceiling (Covered Opening) -
39 Watt PAR20MH - White Finish - 120 Volts
A
Overall Height
B
Overall Width
C
Lamp Spacing
D
Overall Length
8.50” 23.44” 7.24” 23.44”
RECESSED GRID CEILING MOUNT
COVERED OPENING PAR20MH
Optional Accessories - Details on Other Side
Baffle Snoots Louvers Lenses
Cat. # / Description Lamp Wattage Finish Voltage
GRF420MH - 4 Light Recessed Combo for
Lay-in Grid Style Ceilings
PAR20MH
39 - 39 Watt PAR20MH BK - Black 120 - 120 Volt
WH - White 277 - 277 Volt
S - Silver
PT - Custom
GRF420MH
GRF420MH 39 WH 120
Other Adders:
CC - Two Circuit