Luminaire Type:
Catalog Number
(autopopulated):
Gotham Architectural Downlighting
Compact Fluorescent Downlights
11” LAF
Square Lens
Wet Location, Horizontal Lamp
Double Twin-Tube or Triple-Tube
FEATURES
OPTICAL SYSTEM
•
Diffused anodized aluminum reflector.
•
Available with tempered prismatic lens (T73).
MECHANICAL SYSTEM
•
Die-cast aluminum, gasketed door frame available in flush white or regressed
stepped baffle.
•
Self-aligning butterfly door support springs.
•
Die-formed steel upper housing with white polyester powder paint and formed
steel lower housing with matte black finish.
•
Expandable mounting bars provide horizontal and vertical adjustment.
•
Galvanized steel junction box with hinged access covers and spring latch. Two
combination 1/2”- 3/4” knockouts and two 1/2” knockouts for straightthrough
conduit runs. Capacity: 8 (4 in, 4 out) No.12 AWG conductors rated for 90°C.
•
Patented adjustable aperture allows 1/4” adjustments in all directions and up
to 5° of rotation, allowing post-installation adjustments to ensure trim-to-trim
alignment.
ELECTRICAL SYSTEM
•
•
Horizontally-mounted, positive latch thermoplastic sockets.
Class P, thermally-protected, high power factor ballasts mounted to the
junction box.
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
ORDERING INFORMATION
EXAMPLE: LAF 2/13DTT 11RW T73 MVOLT
Series
Wattage/Lamp
Door frame
Lens type
Voltage
Ballast2
Options
LAF1
1/18DTT
1/26DTT
1/26TRT
1/32TRT
1/42TRT
2/13DTT
2/18DTT
2/26DTT
2/26TRT
2/32TRT
2/42TRT
11RW
T73
MVOLT1
120
277
347
ECOS3
DS
ELR5
Regressed
white splay
Tempered
prismatic
lens
ADEZ4
ADZT
EcoSystem electronic
dimming ballast. Minimum
dimming level 5%.
Advance Mark 10®
electronic dimming ballast.
Minimum dimming level 5%
Advance Mark7™ electronic
0-10V dimming ballast.
(120V-277V only). Minimum
dimming level 3%.
GMF4
GLR4
WLP
TRDA
RRL
BDP6
Dual switching
Emergency battery pack.Remote test switch
provided
Single, slow-blow fuse
Single, fast-blow fuse
With 3500 K lamp (shipped separately)
Tamper-resistant door assembly
RELOC®-ready luminaire. Provides compatibility with Lithonia RELOC system. Access
above ceiling required.
Ballast disconnect plug
ACCESSORIES order as separate catalog numbers (shipped separately)
NPP16 D
NPP16 D ER7
nLight® network relay pack with 0-10V dimming. Refer to TN-602. Fixtures must be ordered with ADZT ballast.
nLight® network relay pack with 0-10V dimming for emergency circuit operation. Refer to TN-602. Fixtures must be ordered with ADZT ballast.
NOTES
ORDERING NOTES
1.
2.
3.
4.
Multi-volt electronic ballast capable of operating on any voltage from 120V through
277V, 50 or 60 Hz.
For additional ballast types, refer to TECH-250.
Not available 13DTT.
Available in 120V or 277V only.
5.
6.
7.
For dimensional changes, refer to TECH-140.
Meets codes that require in-fixture disconnect.
For use with generator supply EM power. Will require an emergency hot
feed and normal hot feed.
LAF-11-Square-Lens
GOTHAM ARCHITECTURAL DOWNLIGHTING | 1400 Lester Road Conyers GA 30012 | P 800.315.4982 | gothamlighting.com
PAGE 1 OF 3
© 2006-2015 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 04/13/15. Specifications subject to change without notice.
11” LAF
Square Lens
Wet Location, Horizontal Lamp, Double Twin-Tube or Triple-Tube
DIMENSIONAL DATA
All dimensions are inches (centimeters) unless otherwise noted.
13-1/4 (33.7)
24 (61.0)
6 (15.2)
Aperture:
Ceiling opening:
Overlap trim:
10-1/8 (27.0)
11-1/4 (28.6)
11-5/8 (29.5)
GOTHAM ARCHITECTURAL DOWNLIGHTING | 1400 Lester Road Conyers GA 30012 | P 800.315.4982 | gothamlighting.com
LAF-11-Square-Lens
© 2006-2015 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 04/13/15. Specifications subject to change without notice.
PAGE 2 OF 3
11” LAF
Square Lens
Wet Location, Horizontal Lamp, Double Twin-Tube or Triple-Tube
PHOTOMETRY
Distribution Curve
Distribution Data
LAF 2/26DTT 11RW T73
90°
280
cp.
0°
5°
15°
25°
35°
45°
55°
65°
75°
85°
90°
662
657
637
593
508
374
210
111
55
11
0
45°
420
560
700
0°
Coefficient of Utilization
Illuminance: Single Luminaire 30” Above Floor
(2) 26W F26DTT/27K LAMP, 1.3 S/MH, 3600 RATEDLUMENS, TEST NO. 2192100502
From 0°
140
Output Data
Lumens
63
181
274
318
287
193
113
60
16
Zone
0°-30°
0°-40°
0°-60°
0°-90°
90°-180°
0°-180°
Lumens %lamp
515
833
1312
1500
0
1500
14.33
23.15
36.46
41.16
0.0
41.16*
* Fixture efficiency
ρf
20%
ρc
80%
50%
30%
ρw 50% 30% 50% 30% 50% 30%
1
2
3
4
5
6
7
8
9
10
45
40
36
33
30
27
25
22
20
19
43
38
33
30
27
24
21
19
17
15
42
38
35
31
29
26
24
22
20
18
41
36
32
29
26
23
21
19
17
15
40
37
33
31
28
25
23
21
19
18
40
35
32
28
25
23
20
18
17
15
Initial fc
Mount at beam
height center
8'
10'
12'
14'
16'
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.
LAF-11-Square-Lens
GOTHAM ARCHITECTURAL DOWNLIGHTING | 1400 Lester Road Conyers GA 30012 | P 800.315.4982 | gothamlighting.com
PAGE 3 OF 3
© 2006-2015 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 04/13/15. Specifications subject to change without notice.
21.9
11.8
7.3
5.0
3.6
50%
10%
beam angle 63.6° beam angle 102.4°
fc at
fc at
Beam beam
Beam beam
diameter edge
diameter edge
6.8' 10.9
9.3' 5.9
11.8' 3.7
14.3' 2.5
15.8' 1.8
13.7'
18.7'
23.6'
28.6'
33.6'
2.2
1.2
0.7
0.5
0.4