Lightolier DPB2S9LS3FT, DPB2S9LS32U User Manual

DEEPCELL SURFACE DPB2S9LS3FT/2U OR 17

Page 1 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

LOUVER CONFIGURATION

MOUNTING METHOD

DIMENSIONS

Job Information Type:

Job Name:

Cat. No.:

Lamp(s):

Volts/Ballast:

Lightolier a Genlyte Thomas Company www.lightolier.com

Technical Information: [phone] • Fax [phone]
631 Airport Road, Fall River, MA 02720 • [phone] • Fax [phone]
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

Features

• Only 5-1/2" deep.

• 20 gauge steel body.

• 45° mitered corners (body and louver).

• Side-mounted ballast for cooler operation.

• Coilzak® aluminum parabolic louver.

• Vertical grain on louver eliminates
reflected lamp images on cross baffle.

• Perfectly uniform four-side black reveal.

• Spring-loaded “roosterhead” latches.

• Reversible louver hinging.

• Door jamb with integral positive light stop.

• Flush end K.O.s for smooth surface
appearance (at end of row or individual).

• Protective film dust guard.

• Louver interchangeable with Prismalyte (PNB).

• Meets NYC Code requirements.

9 Cell

3"

(76mm)

1-1/4"

(32mm)

2" (51mm)

7/8" K.O.

7/8" Dia. K.O.

within

1-7/8" dia. K.O.

24"

(610mm)

24"

(610mm)

9/32"
mounting
hole

3/16" x 5/8"
K.O.

16-1/2"

(419mm)

9-1/2"

(241mm)

5-1/2"

(140mm)

24" (610mm)

2-11/16"
(68mm)

Stem mounting (four per fixture
is required)

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: [phone] • Fax [phone]
631 Airport Road, Fall River, MA 02720 • [phone] • Fax [phone]
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.