Page 1
Luminaire Type:
Catalog Number
(autopopulated):
Gotham Architectural Downlighting
HID Downlights
6” LGH
Round Lens
Wet Location
Vertical Metal Halide Lamp
FEAT URES ORDERING INFORMATION NOTES
OPTICAL SYSTEM
• Aluminum upper reflector coated with highly reflective white paint provides high
efficiency and an evenly illuminated aperture appearance.
• Available with tempered prismatic lens (T73), flat Fresnel lens (FFL) or flat opal
lens (FOL).
• Regressed white door (RW) or stepped black baffle (SB) are available with white
painted flange provided.
• Door is retained by self-aligning, torsion support springs, preventing gaps
between door and ceiling.
MECHANICAL SYSTEM
• 16-gauge galvanized steel mounting/plaster frame with integral brackets to
retain optical system. Maximum 1-1/2” ceiling thickness.
• 16-gauge galvanized steel mounting bars with continuous 4” vertical adjustment are shipped pre-installed. Post installation adjustment possible without
the use of tools from above or below ceiling.
• Galvanized steel junction box with hinged access covers and spring latch. Two
combination 1/2”-3/4” and four 1/2” knockouts for straight-through conduit
runs. Capacity: 8 (4 in, 4 out) No. 12 AWG conductors rated for 90°C.
EXAMPLE: LGH 100M 6RW T73 120
Series Wattage/Lamp
LGH
Metal halide
50M
70M 70W ED17
100M 100W ED17
1
50W ED17
Door frame Lens type Voltage Options
6RW Regressed white
door
6SB Stepped black
baffle
T73 Tempered
prismatic lens
FFL Flat fresnel lens
FOL Flat opal lens
Color-corrected metal halide
50MHC
50W ED17
70MHC 70W ED17
ELECTRICAL SYSTEM
• Die-cast aluminum lampholder housing.
• Medium-base porcelain socket with nickel-plated screw shell.
• Prewired encased-and-potted, 120/277 or 120/347 ballast tray module. Module
can be attached before or after mounting of mounting/plaster frame.
• Thermally-activated insulation detector.
LISTING
• Fixtures are UL Listed for thru-branch wiring, non-IC recessed mounting and wet
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
120
277
347
CP Chicago plenum
2
TRDA
RRL
Tamper resistant door assembly
3
RELOC®-ready luminaire. Provides compatibility with Lithonia
RELOC system. Access above ceiling required.
WLP Lamp (shipped separately)
GSKT Foam gasketing, ships uninstalled
SF Single fuse
100MHC 100W ED17
ACCESSORIES order as separate catalog numbers (shipped separately)
SCA6
Sloped ceiling adapter. Degree of slope must be specified (10D, 15D, 20D, 25D, 30D). Ex: SCA6 10D.
ORDERING NOTES
1. Recommended for use with coated lamps.
2. Uses Torx T20 rejection pin drive system. You may order RK1 T20DRV U Torx driver accessory.
3. For compatible RELOC systems, refer to TECH-110.
LGH-6-ROUND-LENS
PAGE 1 OF 3
GOTHAM ARCHITECTURAL DOWNLIGHTING | 1400 Lester Road Conyers GA 30012 | P 800.315.4982 | gothamlighting.com
© 2005-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 10/02/13. Specifications subject to change without notice.
Page 2
6” LGH
Overlap Trim: 7-1/2 (19.1)
Round Lens
Wet Location, Vertical Metal Halide Lamp
DIMENSIONAL DATA
All dimensions are inches (centimeters) unless otherwise noted.
17-3/4
(45.1)
9-3/8
(23.8)
Aperture: 6-1/4 (15.9)
Ceiling Opening: 7-1/8 (18.1)
20-1/4
(51.4)
GOTHAM ARCHITECTURAL DOWNLIGHTING | 1400 Lester Road Conyers GA 30012 | P 800.315.4982 | gothamlighting.com
© 2005-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 10/02/13. Specifications subject to change without notice.
LGH-6-ROUND-LENS
PAGE 2 OF 3
Page 3
6” LGH
90°
1200
1600
2000
1200
1600
2000
Round Lens
Wet Location, Vertical Metal Halide Lamp
PHOTOMETRY
Distribution Curve Distribution Data Output Data Coefficient of Utilization Illuminance: Single Luminaire 30” Above Floor
LGH 100M 6RW T73
400
800
0° 10° 20° 30°
0
LGH 100M 6RW FFL
400
800
0° 10° 20° 30°
0
80°
70°
60°
50°
40°
90°
80°
70°
60°
50°
40°
100W ED17 LAMP, 1.0 S/MH, 7900 RATED LUMENS, TEST NO. LTL14194
From 0° AveLumens
0
2108
5
2114
1999
1611
1056
579
282
140
52
12
0
201
559
734
659
451
258
140
59
14
15
25
35
45
55
65
75
85
90
Zone Lumens % Lamp
1494.2
0° - 30°
2153.5
0° - 40°
2862.4
0° - 60°
3075.6
0° - 90°
90° - 180°
0° - 180°
0.0
3075.6
*E fficiency
*38.9
18.9
27.3
36.2
38.9
0.0
pf
pc
80%70% 50%
pw
50%30% 50%30% 50% 30%
1
.42
.41
2
.38
.36
3
.35
.32
4
.32
.29
5
.29
.26
6
.27
.24
7
.25
.22
8
.23
.20
9
.21
.20
.19
.17
10
100M ED17 LAMP, 1.1 S/MH, 7900 RATED LUMENS, TEST NO. LTL14195
From 0° AveLumens
0
1980
5
2045
2129
1858
1149
592
323
179
66
14
0
198
602
843
719
466
293
177
71
16
15
25
35
45
55
65
75
85
90
Zone Lumens % Lamp
1643.0
0° - 30°
2362.3
0° - 40°
3121.3
0° - 60°
3385.3
0° - 90°
90° - 180°
0° - 180°
0.0
3385.3
*42.9
*E fficiency
20.8
29.9
39.5
42.9
0.0
pf
pc
80%70% 50%
pw
50%30% 50%30% 50%30%
1
.46
.42
.38
.35
.32
.29
.27
.25
.23
.22
.45
.40
.35
.32
.29
.26
.24
.22
.20
.19
2
3
4
5
6
7
8
9
10
.45
.41
.37
.34
.31
.29
.27
.25
.23
.21
.41
.37
.34
.31
.29
.26
.24
.23
.21
.20
20%
20%
.40
.36
.32
.29
.26
.24
.22
.20
.18
.17
.44
.39
.35
.31
.28
.26
.24
.22
.20
.19
.40
.36
.33
.30
.28
.26
.24
.22
.21
.19
.44
.40
.36
.33
.30
.28
.26
.24
.23
.21
.39
.35
.31
.28
.26
.23
.21
.20
.18
.17
.43
.38
.34
.31
.28
.25
.23
.21
.20
.18
Mount
height
8
10
12
14
16
Mount
height
8
10
12
14
16
Inital fc
at be am
center
69.7
37.5
23.4
15.9
11.6
Inital fc
at be am
center
65.5
35.2
21.9
15.0
10.9
50% be am angle
54.3°
fc at
beam
Beam
5.6
7.7
9.7
11.8
13.8
edge
34.8
18.7
11.7
8.0
5.8
diameter
50% be am angle
60.0°
fc at
beam
Beam
6.4
8.7
11.0
13.3
15.6
edge
32.7
17.6
11.0
7.5
5.4
diameter
10% be am angle
89.5°
fc at
beam
Beam
10.9
14.9
18.8
22.8
26.8
edge
7.0
3.7
2.3
1.6
1.2
diameter
10% be am angle
91.0°
fc at
beam
Beam
11.2
15.3
19.3
23.4
27.5
edge
6.5
3.5
2.2
1.5
1.1
diameter
PHOTOMETRY NOTES
• Tested to current IES and NEMA standards under stabilized laboratory conditions.
• Actual performance may differ as a result of end-user environment and application.
• Consult factory or IES file for microgroove baffle, black cone or other photometric reports.
LGH-6-ROUND-LENS
PAGE 3 OF 3
GOTHAM ARCHITECTURAL DOWNLIGHTING | 1400 Lester Road Conyers GA 30012 | P 800.315.4982 | gothamlighting.com
© 2005-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 10/02/13. Specifications subject to change without notice.
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