Lightolier DPB2S32LS432 User Manual

DEEPCELL SURFACE DPB2S32LS432

Page 1 of 2 2' x 4' SURFACE FLUORESCENT, 3" TYPE, 32 CELL PARABOLIC LOUVER, 4 LAMP T8 OR T12

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 G50-83 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.

LOUVER CONFIGURATION

MOUNTING METHOD

DIMENSIONS

32 Cells

48" (1219mm)

2"

(51mm)

1-7/32"
(31mm)

20"

(508mm)

24"

(610mm)

5-7/8"

(149mm)

4"

(102mm)

9/32" mounting hole

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

7/8" dia. K.O. with­in

5-1/2"

(140mm)

24" (610mm)

2-11/16"

(68mm)

Stem mounting (four per fixture
is required)

DEEPCELL SURFACE DPB2S32LS432

Page 2 of 2 2' x 4' SURFACE FLUORESCENT, 3" TYPE, 32 CELL PARABOLIC LOUVER, 4 LAMP T8 OR T12

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 G50-83 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 4 lamp 32W luminaires in a room cavity

ratio of 1, with a reflectance of 80% ceiling, 50% wall, 20% floor, the C.U.
shall not be less than .64. To prevent glare the VCP shall be not less than 88
either lengthwise or cross wise (at 100fc level) and the average brightness at
65° shall not exceed 254 footlamberts. To control veiling reflections, luminaire
output in the 30°-90° zone shall be not less than 63%.

SPECIFICATIONS (continued)

MATERIALS: Chassis parts are die-formed 20 gauge cold rolled steel, stud-

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. DPB2S32LS432120O4

coefficients of utilization — zonal cavity method

RF 20 20 20
RC 80 50 30

RW 70 50 30 50 30 10 50 30 10

1666463 615958 585756
2625956 565351 545250
3585350 514846 494745
4544844 464340 454240
5504439 423835 413835
6463935 383431 373431
7433631 343028 333027
8393227 312724 302724
9362924 282421 272321

10 34 26 22 25 21 19 25 21 18

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 85 76 70 75 90 80 74 75

20 30 87 80 74 70 91 83 78 78
20 40 87 83 78 73 91 85 82 81
20 60 88 83 81 76 91 85 84 83

30 20 85 80 73 73 90 84 76 74
30 30 87 83 77 69 91 86 80 76
30 40 88 85 80 73 91 87 83 79
30 60 88 85 83 76 91 88 85 82
30 80 88 85 83 76 91 88 85 82

40 20 85 80 76 75 90 84 78 75
40 30 88 84 80 72 91 86 83 77
40 40 88 85 83 75 91 88 85 80
40 60 88 85 84 78 92 88 86 83
40 80 88 85 84 78 92 88 86 83
40 100 88 85 84 78 92 88 86 83

60 30 88 84 80 73 91 87 83 80
60 40 88 85 83 77 92 88 85 82
60 60 88 85 84 80 92 88 87 84
60 80 88 85 84 80 92 88 87 84
60 100 88 85 84 80 92 88 87 84

100 40 88 85 83 77 92 88 85 83
100 60 88 85 84 80 92 88 87 84
100 80 88 85 84 80 92 88 87 85
100 100 88 85 84 80 92 88 87 85

room cavity ratio

luminaries lengthwise

luminaries crosswise

ORDERING INFORMATION Explanation of Catalog Number. Example: DPB2S32LS432120O4GLR

DP

DEEPCELL

PARABOLIC:

Pre-

anodized

Aluminum

B

BODY STYLE:

Surface Box

2

FIXTURE

WIDTH

S

CEILING

TYPE:

S=Surface

32

NUMBER OF

CELLS

LOUVER FINISH*:
L= Low-iridescence semi-specu­lar

(standard)
P= Low-iridescence specular
W= White Paint

S

BALLAST

COVER

4

VOLTAGE:
120 or 277

*Consult factory for availability of louver finishes.

LAMP
QUANTITY:
(By Others)

4=4 Lamp

LAMP/

FIXTURE LENGTH:

32=T88
34=T12

(Nominal 48")

BALLAST TYPE:

1 & 2 Lamp Mag. T12 LE

<20THD <10THD

1 & 2 Lamp Elec. T8 SO* H

I*

1-4 Lamp Elec. T8 O4* H4*
LOL Dimming T8 PS –

*Instant Start Standard
Other dimming options. Consult factory.

OPTIONS:

Add appropriate suffix

to catalog no., ie: (GLR)

G90057
DPB2S32LS432120O4

F32/T8