Gotham 4 DMRH Adjustable Downlight SpecSheet User Manual
4” dmrh
Luminaire Type:
Catalog Number
(autopopulated):
© 2008-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 07/23/13. Specifications subject to change without notice.
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DMRH-4-ADJ-Dwn
Gotham Architectural Downlighting
HID Downlights
4” DMRH
Adjustable Downlight
Open Cone
MR16 Ceramic Metal Halide Lamp
FE
AT
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RE
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OR
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IN
FO
RM
AT
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N
OT
ES
OPTICAL SYSTEM
•
Internal housing components painted matte black. Lamp snoot minimizes stray
light in housing.
•
Self-flanged, semi-specular, matte-diffuse or specular cone with flange that
matches cone finish.
•
Optical system is retained by self-aligning torsion support springs.
•
Tool-less, 0°-45° vertical adjustment and 355° horizontal adjustment.
•
Designed to allow hot aiming.
•
Adjustment mechanism is lockable to maintain aiming after relamping.
MECHANICAL SYSTEM
•
Black painted housing features tool-less top access and accommodates a
maximum 1-1/2” ceiling thickness.
•
Tool-less Re-lamp capability from above or below ceiling.
•
16-gauge galvanized steel mounting bars with continuous 4” vertical adjust-
ment are shipped pre-installed. Post installation adjustment possible without
the use of tools above or below ceiling.
•
Secondary housing adjustment system for precise, final flange to ceiling
alignment.
•
Galvanized steel junction box with hinged access covers and spring latch. Three
combination 1/2”-3/4” knockouts and two 1/2” knockouts for straight-through
conduit runs. Capacity: 8 (4in, 4 out) No. 12 AWG conductors rated for 90°C.
ELECTRICAL SYSTEM
•
Tool-less access door provides access to junction box through the aperture.
•
Replaceable socket assembly. GX10 socket assembly standard (20W - 39W).
•
Electronic ballast module is standard and can be serviced from above or below
ceiling. Servicing from below requires removal of housing wrap and 6” of clear-
ance above housing.
•
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: DMRH ADJ MR16 20MHC 4BCT30 120
Series
Configuration
Lamp type
Lamp wattage
Aperture/Trim color
Type
Finish
Voltage
DMRH
ADJ
MR16
MR16 capability
20MHC
39MHC
4AC
Clear
4BC
1
Black
4PC
Pewter
4WTC
wheat
4GC
Gold
4MB
1
Contoured black
baffle
4WC
1
white painted
4WB
1
Contoured white
baffle
T30
Cut for angles 25°-40°
T20
Cut for angles 15°-25°
T00
Cut for angles
0°-15°
(blank) Semi-specular
LD
Matte-diffuse
LS
Specular
120
277
347
Options
SF
Single fuse
TRW
white painted flange
TRBL
Black painted flange
RRL
2
RELOC
®
-ready luminaire. Provides compatibility with Lithonia RELOC system. Access above
ceiling required.
CP
Chicago plenum
LPFL
Lamped, flood
LPSP
Lamped, spot
LPWFL
Lamped, wide flood
ACCESSORIES order as separate catalog numbers (shipped separately)
•
For lens accessories, refer to
ORDERING NOTES
1.
Not available with finishes
2.