Gotham 12 AH Open Reflector SpecSheet User Manual
12” ah
Luminaire Type:
Catalog Number
(autopopulated):
© 2008-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 07/01/13. Specifications subject to change without notice.
PAGE 1 OF 3
AH-12-OPEn
Gotham Architectural Downlighting
HID Downlights
12” AH
Open Reflector
Metal Halide Lamp
OPTICAL SYSTEM
•
Self-flanged semi-specular or matte-diffuse reflector. Patented Bounding
Ray™ Optical Principle design (U.S. Patent No. 5,800,050). Minimum flange
matches reflector finish.
•
Baffle/cone – Semi-specular clear upper reflector. Microgroove baffle with white
painted flange or specular black cone with flange that matches cone finish.
MECHANICAL SYSTEM
•
16-gauge galvanized steel construction; maximum 7/8” ceiling thickness.
•
Telescopic mounting bars maximum of 32” and minimum of 15”, preinstalled,
4” vertical adjustment.
•
Toolless post-installation adjustments.
•
Junction box capacity: 8 (4 in, 4 out) 12AWG rated for 90°C.
ELECTRICAL SYSTEM
•
Die-cast aluminum lampholder housing.
•
Mogul-base porcelain socket with nickel-plated screw shell.
•
Prewired, encased-and-potted, 120/277V (pulse-start) or 120/347V (probe-
start) ballast tray module. Module can be attached before or after mounting of
mounting/plaster frame.
•
Metal halide: 150MHC is only available with HEB electronic ballast. Pulse-start
ballast module (SCWA) must be specified for use with 175W and above.
•
Thermally activated insulation detector.
LISTING
•
Fixtures are UL Listed for thru-branch wiring, non-IC recessed mounting and
damp locations. Listed and labeled to comply with Canadian standards.
WARRANTY
•
1-year limited warranty. Complete warranty terms located at
www.acuitybrands.com/CustomerResources/Terms_and_conditions.aspx
EXAMPLE: AH 250M 12AR 120 SCWA TRW
Series
Wattage/Lamp
1
Aperture/Trim color
Finish
Lens type
Voltage
Ballast
AH
Metal halide
175M
250M
Color-corrected metal halide
150MHC
2
250MHC
12AR
Clear
12PR
Pewter
12WTR
Wheat
12MB
3
Black baffle
12WB
3
White baffle
12BC
3
Black cone
(blank) Semi-specular
LD
Matte-diffuse
(blank)
Clear glass lens
T73
Tempered
prismatic lens
120
277
347
(blank)
4
Probe start
SCWA
5
Pulse start
HEB
6
Electronic
Options
QRS
7
Quartz restrike system
QRSTD
7
Quartz restrike system with time delay
EC
8
Emergency circuit
SF
Single fuse
TRW
White painted flange
TRBL
Black painted flange
WLP
With lamp (shipped separately)
RRL
9
RELOC
®
-ready luminaire. Provides compatibility with Lithonia RELOC system. Access
above ceiling required.
ACCESSORIES order as separate catalog numbers (shipped separately)
SCA12
Sloped ceiling adapter. Degree of slope must be specified (10D, 15D, 20D, 25D, 30D). Ex: SCA12
10D
CTA12
Ceiling thickness adapter (extends mounting frame to accommodate ceiling thickness up to 2”)
FE
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