Lightolier DPA2G18LS332 User Manual

Deepcel Plus DPA2G18LS332

Page 1 of 2 2' x 4' Recessed Fluorescent, 3", 18 Cell Parabolic Louver

Static or Air Supply/Return, 3 Lamp, T8 or T5

• 5" deep body.

• 77.6% efficient.

• Clean contoured interior.

• Eyeleted heat removal vents in fixture ends.

• One piece housing.

• Black exterior for cooler ballast operating temperature.

• Hemmed over side rails for safe handling.

• Fixture ends turned-in for safe handling.

• Built-in earthquake clips (patent no. 5,072,344).

• Pre-anodized aluminum parabolic louver.

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

• Spring loaded latches.

• 18 gauge steel hinges.

• Louver frame with integral positive light stop.

• Louver has protective film dust guard.

• Construction to meet NYC Code or Chicago Plenum requirements is
available.

Mounting Methods Dimensions

exposed T-grid ceiling.

G

24"

concealed Z-spline ceiling.

F

24-11/16"

drywall kit.

Type “G”
Fixture

1/4" max.

1-1/2" max.

15/16"
or 1"

1-1/8" min.
3-3/4" max.

Support
(by others)

Drywall Kit
(See Options)

Drywall
(by others)

exposed slot T-grid ceiling.

T

24"

plaster ceiling/flanged.

F

Opening

Plaster
24-1/8"

24-11/16"

1-7/8" max.

9/16"

1-1/8" min.
3-3/4" max.

13/16"

•

3" Nominal

•

24" (610mm)

2" x 2-1/2" access plate
with two K.O.s
(7/8" dia.)

39-1/4" (997mm)

47-31/32" (1218mm)

3-1/2"

(89mm)

6" (152mm)

Job Information Type:

Job Name:

Cat. No.:

5"

(127mm)

Air supply slots
(DPA only)

Order Catalog Number: FK92X4.

08/07

Lamp(s):

Volts/Ballast:

Lightolier a Genlyte 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.
© 2007 a Genlyte company

Section 2/Folio G51-46 Rev. A

Deepcel Plus DPA2G18LS332

Page 2 of 2 2' x 4' Recessed Fluorescent, 3", 18 Cell Parabolic Louver

Static or Air/Return, 3 Lamp, T8 or T5

Photometry Model No. DPA2G18LS332120O3

THIS REPORTIS BASEDON PUBLISHEDINDUSTRY PROCEDURES• FIELDPERFORMANCE MAYVARY FROMLABORATORY PERFORMANCE.

LER = FP - 68.6 IW - 85.9 BF - 0.89
Comparative yearly lighting energy cost per 1000 lumens = $3.50

coefficients of utilization — zonal cavity method

RF 20 20 20
RC 80 50 30

RW 70 50 30 50 30 10 50 30 10

1 86 83 81 78 76 75 75 74 72
2 80 74 70 70 67 64 68 65 62
3 73 66 61 63 58 55 61 57 54
4 67 59 53 56 51 47 54 50 47
5 62 53 47 51 45 41 49 45 41
6 57 48 41 46 40 36 45 40 36
7 53 43 37 42 36 32 41 36 32

room cavity ratio

8 50 40 33 38 33 29 37 32 29
9 46 36 30 35 30 26 34 29 26

10 43 33 28 32 27 23 32 27 23

visual comfort probability (VCP) average 100 fc; reflectances 80/50/20

room size ceiling height ceiling height
WL8.5 10.0 13.0 16.0 8.5 10.0 13.0 16.0
20 20 74 69 68 77 78 74 73 76

20 30 78 73 66 66 82 78 73 70
20 40 81 77 71 67 82 80 77 72
20 60 81 77 74 71 82 81 80 75

30 20 80 74 70 75 83 77 73 75
30 30 83 77 69 65 85 80 74 69
30 40 85 80 73 66 85 82 77 71
30 60 85 81 76 70 85 82 80 74
30 80 85 80 76 71 85 82 80 74

40 20 80 74 73 76 83 77 76 75
40 30 83 78 72 67 85 80 76 69
40 40 85 80 76 68 85 82 79 71
40 60 85 80 79 71 85 82 81 75
40 80 85 80 79 71 85 82 81 75
40 100 85 80 79 71 85 82 81 75

60 30 83 78 74 69 85 81 78 71
60 40 85 80 78 70 85 82 81 73
60 60 85 81 81 73 85 82 83 76
60 80 85 81 81 74 85 82 83 76
60 100 85 81 81 74 85 82 83 76

100 40 85 80 78 71 85 82 81 73
100 60 85 81 81 74 85 82 83 77
100 80 85 81 81 75 85 82 83 77
100 100 85 81 81 75 85 82 83 77

luminaries lengthwise

luminaries crosswise

Ordering Information

Explanation of Catalog Number. Example: DPA2G18LS332120O3CP

2

Cells:

of 6

of 8

Louver Finish:

L = Low

iridescence
Semi-specular
(standard)

P = Low

iridescence
Specular

W =White Baked

Enamel

is ribbed for

Louver is

Deepcel Plus

Parabolic:

Pre-anodized

aluminum

louver

DP

DY

ND

Options/Accessories

Plaster Frame: Catalog Number: PF24.
Continuous Row Installation: For F type fixtures, half width flanges are required between
fixtures. Order Catalog Number: 2FC TRIM CSP (each joint).
Radio Interference Filter:
SUFFIX: B.
Electrical Wiring Options: Consult factory.
Air Closure Strip:
Drywall Kit: Order Catalog Number: FK92X4. (Request Folio OA30-10 Rev. A).
Chicago Plenum: SUFFIX: CP.

Specifications

Performance: In an installation of 3 lamp 32W luminaires in a room cavity ratio of 1,

reflectance 80% ceiling, 50% wall, 20% floor, the C.U. shall not be less than .83. To prevent
glare the VCP shall be not less than 73 either lengthwise or crosswise (at 100fc level) and
the average brightness at 65° shall not exceed 1869 candelas per square meter. To control
veiling reflections, luminaire output in the 30°-90° zone shall not be less than 68.88%.
Air Handling (DPA only) side air pasaages for air supply or air return. Supply air is discharged
vertically. Optional side closure strips. Air return is also provided through the lamp compartment
through fixture body ends.
Materials: Chassis parts are die-formed code gauge cold rolled steel. Housing
rigidity with side rails hemmed over and housing ends turned-in for safe handling.
pre-anodized aluminum (Coilzak

Body Style:

A=Air Supply
S=Static

Standard Deepcel

For NYC Code – I.B.E.W. Manufactured

For NYC Code – Local 3 Manufactured

SUFFIX: ACS4 (factory installed).

Fixture

Width

5½" Deep Body

To order one RIF per fixture; SUFFIX: R. To order one RIF per ballast;

®

or equal.

Ceiling Type:

G= Grid

(lay-in T bar)

F= Flanged (over

lap) Z spline and
plaster frame

T= Slot grid or

two-directional
concealed T
(see options)

Number of

18=3 rows

24=3 rows

S

Single "V"

Reflector

Specifications (continued)

Finish: Chassis exterior–black baked polyester enamel. Cavity–white baked polyester

enamel minimum 86% reflectance. Phosphate undercoating. Louver–low iridescence semi­specular anodized vertical grain aliminum reflector sheet is standard.
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 ULc Listed.

3

Lamp

Quantity

Lamp Type/

Fixture Length:

32=32W T8
28=28W T5
54=54W T5

(Nominal 48")

Options:

Voltage:

120, 277 or

UNV=120-277

Ballast Type:

1 & 2 Lamp Elec. T8 SO * H
1-3 Lamp Elec. T8 O3 * H3 *
1 & 2 Lamp 28W Elec. T5 – P
1 & 2 Lamp 28W Elec. T5 – †PG ††
1-3 Lamp 54W Elec. T5 – †P5 ††

LOL T8 Dimming PS –
Other dimming options. Consult factory.

†*Instant Start Standard
††Instant Start (120, 277 or UNV)

††Program Rapid Start (UNV only)
NOTE:

For T8 UNV, you must use HI, H3 Ballast Code.

Add appropriate

suffix to catalog no.,

ie: (CP)

<20THD <10THD

I *

I †

Job Information Type:

Lightolier a Genlyte 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.
© 2007 a Genlyte company

Section 2/Folio G51-46 Rev. A