Luminaire Type:
Catalog Number
(autopopulated):
Gotham Architectural Downlighting
Decorative Fluorescent Downlights
8” PDRDF
Recessed Dish/Glass Shade
Triple-Tube and Double Twin-Tube Lamps
FEATURES ORDERING INFORMATION NOTES
RECESSED DISH / GLASS SHADE
• Dome-shaped recessed dish with highly reflective matte white finish and pressed
glass shade. Shade has an acid-etched exterior finish and a matte white glazed
interior décor. Available in white, amber or blue.
MECHANICAL SYSTEM
• Painted steel mounting/plaster frame with integral brackets to retain glass
shade. Maximum 1-1/2” ceiling thickness.
• 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 three 1/2” knockouts for straight-through conduit
runs. Capacity: 8 (4 in, 4 out) No. 12 AWG conductors rated for 90°C.
EXAMPLE: PDRDF 26TRT 8WG MVOLT
ELECTRICAL SYSTEM
• Vertically-mounted, four-pin, positive-latch, thermoplastic socket.
• Class P, thermally-protected, high power factor electronic ballast mounted to the
junction box.
LISTING
• Fixtures are listed and labeled to comply with US and Canadian standards.
Non-IC recessed mounting and damp location listed.
WARRANTY
• 1-year limited warranty. Complete warranty terms located at
www.acuitybrands.com/CustomerResources/Terms_and_conditions.aspx
Series Wattage/Lamp Shade color Voltage Ballast Options
PDRDF 18DTT
18TRT
26DTT
26TRT
32TRT
42TRT
1
1
8WG White glass
8AG Amber glass
8BG Blue glass
MVOLT
120
277
347
2
(blank) Electronic ballast
3
ADZT
ECOS
ADEZ
Advance Mark 7® electronic
0-10V dimming ballast
3
Lutron EcoSystem® electronic dimming ballast
4
Advance Mark 10®
electronic line-voltage
dimming ballast
4,5
DMHL3
S5
Lutron Hi-Lume® 1% electronic dimming ballast
6
SIMPLY5™ electronic dimming system ballast
S5 HW SIMPLY5™ electronic
dimming system ballast
less RELOC
3,7
ELR
ELRHL
ELRSD
ELRB94
BGTD
WLP 3500 K lamp (shipped separately)
RRL
Emergency battery pack. Remote test switch provided.
3,7
High lumen output emergency battery pack. Remote test
switch provided.
3,7
Emergency battery pack with self diagnostics. Remote test
switch provided.
3,7
Bodine B94 emergency battery pack. Remote test switch
provided.
3,7
Bodine GTD™ generator transfer device
8
RELOC®-ready luminaire. Provides compatibility with Lithonia RELOC system. Access above ceiling required.
CP Chicago plenum
NEPP Interface for Sensor Switch
power supply. Refer to TN-623-01.
4
GMF
GLR
Single, slow-blow fuse
4
Single, fast-blow fuse
®
nLight® network with integral
ORDERING NOTES
1. Provided as TRT fixture.
2. Multi-volt electronic ballast capable of operating on any line voltage from
120V through 277V, 50 or 60 HZ.
3. Not available with 347V.
4. 120V or 277V only.
5. Available in 26W and 32W only.
PDRDF-8-OPEN
PAGE 1 OF 3
GOTHAM ARCHITECTURAL DOWNLIGHTING | 1400 Lester Road Conyers GA 30012 | P 800.315.4982 | gothamlighting.com
© 2011-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 09/05/13. Specifications subject to change without notice.
6. SIMPLY5™ includes 9’ S5 MLC RELOC wiring system (shipped separately).
Available in 120V or 277V only. Not available in 18W. See simply5.net for
more information.
7. For dimensional changes, refer to TECH-140.
8. For compatible RELOC systems, refer to TECH-110.
8” PDRDF
Overlap Trim: 22-3/8 (56.8)
6
2-1/16 (5.2)
25-1/4 (64.1)
Recessed Dish/Glass Shade
Triple-Tube and Double Twin-Tube Lamps
DIMENSIONAL DATA
All dimensions are inches (centimeters) unless otherwise noted.
23-3/8
(59.4)
7-5/16
(18.5)
Dish Aperture: 21 (53.4)
10-9/1
(26.8)
Ceiling Opening: 21-3/16 (53.8)
GOTHAM ARCHITECTURAL DOWNLIGHTING | 1400 Lester Road Conyers GA 30012 | P 800.315.4982 | gothamlighting.com
© 2011-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 09/05/13. Specifications subject to change without notice.
PDRDF-8-OPEN
PAGE 2 OF 3
8” PDRDF
0° 20°
%02fp
0° 10° 20° 30°
10
20
300
400
0° 20°
%02fp
0° 10° 20° 30°
100
200
300
40
%02fp
0° 10° 20° 30°
10
20
30
40
50
Recessed Dish/Glass Shade
Triple-Tube and Double Twin-Tube Lamps
PHOTOMETRY
Distribution Curve Distribution Data Output Data Coefficient of Utilization Illuminance: Single Luminaire 30” Above Floor
PDRDF 8WG
0
0
PDRDF 8AG
0
90°
80°
80°
70°
60°
60°
50°
40°
40°
90°
80°
80°
70°
60°
60°
50°
40°
40°
26TRT white glass, 1800 rated lumens, 1.2 s/mh, Test No. LTL19786
Ave Lumens
0
460
5
464
15
482
25
440
35
331
45
236
55
174
65
113
75
60
85
25
90
12
136
201
206
183
156
113
Zone Lumens % Lamp
0° - 30°
381.5
0° - 40°
45
64
27
0° - 60°
0° - 90°
90° - 120°
90° - 130°
90° - 150°
90° - 180°
0° - 180°
587.9
926.0
1129.7
7.5
7.5
8.6
9.5
1139.2
*Efficiency
*63.3
pc 80% 70% 50%
pw 50%30% 10% 50% 30% 10% 50% 30% 10%
21.2
32.7
51.4
62.8
0.4
0.4
0.5
0.5
0
1
2
3
4
5
RCR
6
7
8
9
10
75
75
75
61
63
66
51
54
58
43
47
52
37
41
46
32
36
42
28
32
38
25
29
34
23
26
32
21
24
29
19
22
27
32TRT amber glass, 2400 rated lumens, 1.2 s/mh, Test No. LTL19788
Ave Lumens
0
414
5
417
15
437
25
403
35
290
45
157
55
88
65
48
75
24
85
7
90
1
123
183
180
125
Zone Lumens % Lamp
0° - 30°
346.5
0° - 40°
40
79
48
26
8
0° - 60°
0° - 90°
90° - 120°
90° - 130°
90° - 150°
90° - 180°
0° - 180°
526.6
730.9
812.6
0.7
1.1
3.3
4.5
817.1
*Efficiency
*34.0
pc 80% 70% 50%
pw 50%30% 10% 50% 30% 10% 50% 30% 10%
14.4
21.9
30.5
33.9
0.0
0.0
0.1
0.2
0
1
2
3
4
5
RCR
6
7
8
9
10
40
40
40
34
35
36
29
31
33
25
27
29
22
24
27
20
22
24
18
20
22
16
18
20
15
16
19
13
15
17
12
14
16
73
60
62
65
50
53
57
42
46
51
37
40
45
32
36
41
28
32
37
25
29
34
23
26
31
21
24
29
19
22
27
40
40
40
34
35
36
29
30
32
25
27
29
22
24
26
20
21
24
18
19
22
16
18
20
14
16
19
13
15
17
12
14
16
58
60
62
49
51
55
49
44
39
36
33
30
28
26
38
34
31
28
25
23
21
20
18
17
16
Mounting
42
45
39
35
31
28
26
24
22
38
33
29
26
23
21
19
17
16
15
14
Height
36
8.0
32
10.0
28
12.0
25
14.0
23
16.0
21
19
38
33
28
Mounting
25
Height
22
8.0
19
10.0
17
12.0
16
14.0
14
16.0
13
12
70
70
70
73
73
50% beam -
Inital FC
Center
Beam Diameter FC Diameter FC
15.2
8.2
5.1
3.5
2.5
Inital FC
Center
BeamDiameterFCDiameter FC
13.6
7.4
4.6
3.1
2.3
63.1°
6.8
9.2
11.7
14.1
16.6
50% beam -
63.1°
6.8
9.2
11.7
14.1
16.6
7.6
4.1
2.5
1.7
1.3
6.8
3.7
2.3
1.6
1.1
10% beam -
103.4°
13.9
19.0
24.1
29.1
34.2
10% beam -
95.2°
12.1
16.4
20.8
25.2
29.6
1.5
0.8
0.5
0.3
0.3
1.4
0.7
0.5
0.3
0.2
PDRDF-8-OPEN
PAGE 3 OF 3
PDRDF 8BG
0
0
0
0
0
90°
80°
80°
70°
60°
60°
50°
40°
40°
42TRT blue glass, 3200 rated lumens, 1.3 s/mh, Test No. LTL19793
Ave Lumens
482
0
484
5
513
15
502
25
397
35
258
45
140
55
74
65
75
35
85
9
90
0
145
229
247
198
127
Zone Lumens% Lamp
0° - 30°
420.5
0° - 40°
47
74
38
10
0° - 60°
0° - 90°
90° - 180°
0° - 180°
667.7
992.5
1115.2
0.0
1115.2
*Efficiency
*34.9
pc 80% 70% 50%
pw 50%30% 10% 50% 30% 10% 50% 30% 10%
13.1
20.9
31.0
34.9
0.0
0
1
2
3
4
5
RCR
6
7
8
9
10
41
41
36
37
31
33
27
30
24
27
21
24
19
22
17
20
16
19
14
17
13
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.
GOTHAM ARCHITECTURAL DOWNLIGHTING | 1400 Lester Road Conyers GA 30012 | P 800.315.4982 | gothamlighting.com
© 2011-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 09/05/13. Specifications subject to change without notice.
41
35
29
25
22
19
17
15
14
13
12
34
35
36
29
31
33
25
27
29
22
24
26
19
21
24
17
19
22
15
17
20
14
16
18
13
14
17
12
13
16
33
34
35
28
30
31
28
25
23
21
19
18
17
15
Mounting
25
26
23
21
19
17
16
14
13
Height
22
8.0
19
10.0
17
12.0
15
14.0
14
16.0
13
12
39
39
39
41
41
41
50% beam -
7.3
10.0
12.7
15.3
18.0
67.4°
Inital FC
Center
Beam Diameter FC Diameter FC
15.8
8.5
5.3
3.6
2.6
7.9
4.2
2.6
1.8
1.3
10% beam -
100.8°
13.3
18.1
23.0
27.8
32.6
1.6
0.8
0.5
0.4
0.3
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