Lightolier DPA2G9LS26U User Manual

Deepcel Plus DPA2G9LS26U

Page 1 of 2 2' x 2' Recessed Fluorescent, 3", 9 Cell Parabolic Louver

Static or Air Supply/Return, 2 Lamp 6"U T8

• 5" deep body.

• 66.2% 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)

Air supply slots
(DPA only)

C

L

5"

(127mm)

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

Job Information Type:

Job Name:

Cat. No.:

15-11/16"

(398mm)

23-7/8"

(606mm)

5"

(127mm)

Order Catalog Number: FK92X2.

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 G51-20 Rev. A

Deepcel Plus DPA2G9LS26U

Page 2 of 2 2' x 2' Recessed Fluorescent, 3", 9 Cell Parabolic Louver

Static or Air/Return, 2 Lamp 6"U T8

Photometry Model No. DPA2G9LS26U120SO

G00027

DPA2G9LS26U120SO

2 T8 U6. EACH RATED 2750 LUMENS.

2X2 TROFFER WITH 3X3 9 CELL SEMI-SPECULAR LOUVER

THIS REPORTIS BASEDON PUBLISHEDINDUSTRY PROCEDURES• FIELDPERFORMANCE MAYVARY FROMLABORATORY PERFORMANCE.

LER = FP - 53.4 IW - 57.2 BF - 0.87
Comparative yearly lighting energy cost per 1000 lumens = $4.49

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 73 71 69 67 65 63 64 63 61
2 68 63 59 60 57 54 57 55 53
3 62 56 51 53 49 46 51 48 46
4 57 50 45 48 43 40 46 43 40
5 53 45 40 43 38 35 42 38 35
6 49 41 35 39 34 31 38 34 31
7 45 37 31 35 31 27 35 30 27

room cavity ratio

8 42 34 28 32 28 25 32 27 24
9 40 31 26 30 25 22 29 25 22

10 37 29 24 28 23 20 27 23 20

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

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 67 61 59 70 63 57 54 65

20 30 70 65 60 59 67 61 54 54
20 40 73 68 64 61 70 64 59 56
20 60 75 70 67 64 72 67 62 59

30 20 72 66 59 67 69 62 56 64
30 30 75 69 60 57 72 66 57 53
30 40 77 71 64 59 75 68 61 56
30 60 79 73 67 62 76 71 64 59
30 80 80 75 69 65 78 73 66 62

40 20 75 69 63 66 73 66 60 64
40 30 78 72 64 58 75 69 61 55
40 40 80 74 67 60 77 71 64 57
40 60 81 76 70 63 79 73 67 60
40 80 82 78 72 65 80 75 69 63
40 100 83 79 74 68 81 77 71 65

60 30 79 74 67 61 76 71 64 58
60 40 80 76 70 62 78 73 67 60
60 60 82 78 72 65 80 75 70 63
60 80 83 79 74 67 81 77 72 65
60 100 84 80 76 69 82 78 73 67

100 40 81 76 73 66 79 74 69 64
100 60 83 79 74 68 81 76 72 66
100 80 84 80 76 71 82 78 74 69
100 100 85 82 78 72 84 80 76 70

luminaries lengthwise

luminaries crosswise

Ordering Information

Explanation of Catalog Number. Example: DPA2G9LS26U120SOCP

2

Deepcel Plus

Parabolic:

Pre-anodized

aluminum

louver

DP

DY

ND

Options/Accessories

Plaster Frame: Catalog Number: PF22.
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: FK92X2. (Request Folio OA30-10 Rev. A).
Chicago Plenum: SUFFIX: CP.

Specifications

Performance: In an installation of 2 lamp 31W luminaires in a room cavity ratio of 1,

reflectance 80% ceiling, 50% wall, 20% floor, the C.U. shall not be less than .71. To prevent
glare the VCP shall be not less than 63 either lengthwise or crosswise (at 100fc level) and
the average brightness at 65° shall not exceed 2502 candelas per square meter. To control
veiling reflections, luminaire output in the 30°-90° zone shall not be less than 67.2%.
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: ACS2 (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)

9

Number of

Cells:

9=3 rows of 3

is ribbed for

Louver Finish:

L = Low

iridescence
Semi-specular
(standard)

P = Low

iridescence
Specular

W =White Baked

Enamel

Louver is

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.

2

Lamp

Quantity

6U

Lamp Type/

Fixture Length:

6"U T8

2 Lamp Only

(Nominal 24")

NOTE:

For Linear T5 lamp
option, consult
factory.

Options:

Voltage:

120, 277 or

UNV=120-277

Ballast Type:

1-2 Lamp Elec. T8 SO * H
LOL T8 Dimming PS –

*Instant Start Standard
Other dimming options, consult factory.

NOTE:

For T8 UNV, you must use HI Ballast Code.

Add appropriate

suffix to catalog no.,

<20THD <10THD

ie: (CP)

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 G51-20 Rev. A