Luminaire Type:
Catalog Number
(autopopulated):
Gotham Architectural Downlighting
HID Downlights
10” AH
Open Reflector
Metal Halide Lamp
FEAT URES ORDERING INFORMATION
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 – Semi-specular reflector. Microgroove baffle with white painted flange.
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 (medium for 150W) 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.
EXAMPLE: AH 250M 10AR 120 SCWA
Series Wattage/Lamp
AH
Metal halide
50M 50W ED17
100M 100W ED17
2,4
150M
175M 175W ED28
250M 250W ED28
Color-corrected metal halide
150MHC
1
150W ED17
3
2,4
150W ED17
Aperture/Trim color Finish Lens type Voltage Ballast
10AR Clear
10PR Pewter
10WTR Wheat
5
10WR
White painted
5
10MB
Black baffle
5
10WB
White baffle
(blank) Semi-specular
LD Matte-diffuse
250MHC 250W ED28
• Metal Halide: 150M and 150MHC are 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
6
(blank)
No lens
CGL Clear glass lens
(standard)
120
277
347
(blank)
SCWA
7
HEB
3
Probe start
Pulse start
Electronic
T73 Tempered
prismatic lens
Options
8
QRS
Quartz restrike system
8
QRSTD
Quartz restrike system with time delay
9
EC
Emergency circuit
SF Single fuse
TRW White painted flange
TRBL Black painted flange
GSKT Foam gasketing
WLP Lamp (shipped separately)
10
RRL
RELOC®-ready luminaire. Provides compatibility with Lithonia RELOC system. Access above
ceiling required.
ACCESSORIES order as separate catalog numbers (shipped separately)
SCA10 Sloped ceiling adapter. Degree of slope must be specified (10D, 15D, 20D, 25D, 30D). Ex: SCA10 10D
CTA10 YK Trim retention yoke with constant force spring to accommodate ceiling thickness up to 6” (ships standard with MB and WB trims)
AH-10-OPEN
PAGE 1 OF 3
GOTHAM ARCHITECTURAL DOWNLIGHTING | 1400 Lester Road Conyers GA 30012 | P 800.315.4982 | gothamlighting.com
© 2008-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 07/01/13. Specifications subject to change without notice.
10” AH
Lens Recess: 4-1/8 (10.5)
Open Reflector
Metal Halide Lamp
DIMENSIONAL DATA NOTES
All dimensions are inches (centimeters) unless otherwise noted.
(60.3)
15-7/8
(40.3)
17-1/4
(43.8)
Aperture: 9-3/4 (24.8)
Ceiling Opening: 10-3/8 (26.4)
Overlap Trim: 10-3/4 (27.3)
ORDERING NOTES
1. Recommended for use with coated lamps.
2. California Title 20 compliant.
3. Required for 175M and above.
4. Only available with HEB ballast.
5. Not available with finishes.
6. 347V only.
7. 120V or 277V only. MHC only.
8. Uses maximum 100W DC-base quartz lamp.
9. DC socket with leads for connection to external emergency power source;
maximum 100W lamp.
10. For compatible RELOC systems, refer to TECH-110.
GOTHAM ARCHITECTURAL DOWNLIGHTING | 1400 Lester Road Conyers GA 30012 | P 800.315.4982 | gothamlighting.com
© 2008-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 07/01/13. Specifications subject to change without notice.
AH-10-OPEN
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