Lightolier DPB2S9LS3FT/2U Indoor Furnishings User Manual


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DEEPCELL SURFACE DPB2S9LS3FT/2U OR 17
Page 2 of 2 2' x 2' SURFACE FLUORESCENT, 3" TYPE, 9 CELL PARABOLIC LOUVER
3 LAMP TWIN TUBE T5, 1-5/8" U LAMP OR 2' LAMP T8
Lightolier a Genlyte Thomas Company www.lightolier.com
Technical Information: (978) 657-7600 • Fax (978) 658-0595
631 Airport Road, Fall River, MA 02720 • (508) 679-8131 • Fax (508) 674-4710
We reserve the right to change details of design, materials and finish.
© 2002 Genlyte Thomas Group LLC (Lightolier Division)
A0902 Section 2A/Folio G50-86 REV. B
Job Information Type:
OPTIONS & ACCESSORIES
STEM AND CANOPY SETS: Suspends fixture 6", 12", 18" or 24" from surface.
(Four per fixture is recommended.) Catalog Number: ASC6 CSP (6"), ASC12
CSP (12"), ASC18 CSP (18"), ASC24 CSP (24")
FUSING: Internal fast-blow fusing.
SUFFIX: GLR.
Internal slow-blow fusing.
SUFFIX: GMF.
RADIO INTERFERENCE FILTER 120 or 277 volt, 50 or 60 Hz. One per fixture
is standard. SUFFIX: RF.
ELECTRICAL/WIRING OPTIONS Consult factory.
SPECIFICATIONS
PERFORMANCE: In an installation of 3U lamp 40W luminaires in a room cavi-
ty ratio of 1, with a reflectance of 80% ceiling, 50% wall, 20% floor, the C.U.
shall not be less than .67. To prevent glare the VCP shall be not less than 79
either lengthwise or cross wise (at 100fc level) and the average brightness at
65° shall not exceed 682 footlamberts. To control veiling reflections, luminaire
output in the 30°-90° zone shall be not less than 64%.
MATERIALS: Chassis parts are die-formed 20 gauge cold rolled steel, stud-
SPECIFICATIONS (continued)
welded for rigidity with all seams finished smooth.
LOUVER: pre-anodized aluminum (Coilzak® or equal).
STANDARD FINISH: Louver—low iridescence, semi-specular pre-anodized
vertical grain reflector sheet. Cavity—white baked acrylic enamel minimum
86% reflectance. Phosphate undercoating. Chassis exterior—white baked
acrylic enamel.
ELECTRICAL: Thermally protected class “P” ballast C.B.M. approved, non PCB.
If K.O. is within 3" of ballast, use wire suitable for at least 90°.
LABELS: I.B.E.W./UL and C-UL.
PHOTOMETRY MODEL NO. DPB2S9LS3FT120X3
coefficients of utilization — zonal cavity method
RF 20 20 20
RC 80 50 30
RW 70 50 30 50 30 10 50 30 10
1696765 636160 605958
2646057 575553 555352
3605551 524947 514846
4555045 474441 464341
5514540 433936 423836
6474036 393532 383432
7443632 353128 343128
8403328 322724 312724
9372925 282421 282421
10 34 27 22 26 22 19 25 21 19
visual comfort probability
room size ceiling height ceiling height
W L 8.5 10.0 13.0 16.0 8.5 10.0 13.0 16.0
20 20 71 62 58 62 75 67 63 71
20 30 75 67 61 55 78 72 68 59
20 40 75 71 66 59 81 75 72 64
20 60 75 71 70 63 83 77 75 68
30 20 75 69 60 63 80 73 83 69
30 30 79 73 63 56 83 70 68 59
30 40 79 76 68 60 85 79 72 63
30 60 79 76 71 64 86 80 75 67
30 80 79 76 71 64 85 80 75 70
40 20 75 69 65 64 80 73 68 69
40 30 79 74 68 58 83 77 72 60
40 40 79 77 72 61 85 79 75 64
40 60 79 77 75 65 85 80 78 68
40 80 79 77 75 65 85 80 78 70
40 100 79 77 75 65 85 80 78 70
60 30 79 74 69 61 83 77 74 63
60 40 79 77 73 65 84 80 78 67
60 60 79 77 77 68 85 80 80 70
60 80 79 77 77 69 85 80 80 73
60 100 79 77 77 69 85 80 80 73
100 40 79 77 73 65 84 80 78 67
100 60 79 77 77 69 85 80 80 71
100 80 80 77 76 70 85 80 80 73
100 100 80 77 76 70 85 80 80 74
room cavity ratio
luminaries lengthwise
luminaries crosswise
ORDERING INFORMATION
Explanation of Catalog Number. Example: DPB2S9LS3FT120X3GLR
DP
DEEPCELL
PARABOLIC:
Pre-anodized
Aluminum
Louver
B
BODY STYLE:
Surface Box
2
FIXTURE
WIDTH
S
CEILING
TYPE:
S=Surface
NUMBER OF
CELLS
9 or 12
LOUVER FINISH*:
L= Low-iridescence semi-specular
(standard)
P= Low-iridescence specular
W=White Paint
S
BALLAST
COVER
3
VOLTAGE:
120 or 277
*Consult factory for availability of louver finishes.
LAMP
QUANTITY:
(By Others)
3=3 Lamp
LAMP/
FIXTURE LENGTH:
2U=T8, 1-5/8" U Lamp
FT=Twin Tube T5
17=T8, 2' Lamp
(Nominal 24")
OPTIONS:
Add appropriate suffix
to catalog no., ie: (GLR)
G90051
DPB2S9LS3FT120X3
BALLAST TYPE:
<20THD <10THD
1 & 2 Elec. T8 SO* H
I*
1-3 Lamp Elec. T8 O3* H3*
1 & 2 Lamp Elec. T5 SB*
IB*
1-3 Lamp Elec. T5 X3*
I3*
LOL Dimming T8 PS –
LOL Dimming T5 PB –
*Instant Start Standard
Other dimming options. Consult factory.
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