Lightolier MPA2G36LP32U User Manual

G

exposed T-grid ceiling.

T

exposed slot T-grid ceiling.

F

concealed Z-spline ceiling.

F

plaster ceiling/flanged.

T

direct concealed two directional
T-grid ceiling (see options for

splay trim).

drywall kit. (See options)

1/4" max.

15/16"
or 1"

24"

24"

1/4" max.

3/8"

24"

Type “G”
Fixture

15/16"

Ceiling Opening
24-5/16" x 24-5/16"

Support
(by others)

Drywall Kit
(See Options)

Drywall
(by others)

13/16"

Plaster

Opening

24-1/8"

24-11/16"

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

9/16"

24"

1-1/2" max.

1-7/8" max.

1-7/8" max.

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

23-7/8"

(606mm)

15-11/16"

(398mm)

Air supply slots
(MPA only)

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

24" (610mm)

5" (127mm)

24" (610mm)

5" (127mm)

PARABAFFLE plus MPA2G36LP32U or 17

Page 1 of 2 2'x2' RECESSED FLUORESCENT, 11/2" DEEP, 36 CELL PARABOLIC LOUVER,

STATIC OR AIR SUPPLY/RETURN, 2 OR 3 LAMP, T8, 1-5/8"U LAMP OR 2' LAMP

Mounting Methods 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 2/Folio G20-14

Features

• 5" deep body.

• 3 1/2" x 3 1/2" cell size.

• 54.8% efficient (3-1 5/8" U Lamp).

• Clean contoured interior.

• Eyeleted heat removal vents in fixture ends.

• 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 rooster head latches.

• 18 gauge steel hinges.

• Louver frame with integral positive light stop.

• Louver has protective film dust guard.

• Construction to meet Chicago Plenum is available.

PHOTOMETRY MODEL NO. MPA2G36LP32U

coefficients of utilization — zonal cavity method

RF 20 20 20
RC 80 50 30

RW 70 50 30 50 30 10 50 30 10

1615957 565453 545352
2575350 504846 494745
3534844 454340 444240
4494339 413835 403735
5453935 373431 363331
6423531 343028 333027
7393228 312725 302725
8363025 292522 282522
9342723 262320 262320

10 32 25 21 25 21 19 24 21 18

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 77 70 62 67 77 69 62 65

20 30 79 73 67 62 79 72 66 62
20 40 82 76 71 65 81 75 70 65
20 60 83 78 73 69 83 77 72 68

30 20 81 75 65 66 81 74 65 65
30 30 83 77 69 61 83 76 68 62
30 40 85 79 72 65 85 78 71 65
30 60 86 81 75 68 86 80 74 68
30 80 87 82 77 71 87 82 76 70

40 20 83 77 69 68 82 77 69 66
40 30 85 80 73 63 84 79 72 63
40 40 86 81 75 67 86 81 75 66
40 60 87 83 77 69 87 82 77 69
40 80 88 84 79 72 88 84 79 71
40 100 88 85 81 74 88 84 80 73

60 30 85 81 75 67 85 80 74 67
60 40 87 82 77 70 87 82 77 69
60 60 88 84 79 72 88 83 79 71
60 80 88 85 81 74 88 85 80 74
60 100 89 86 82 76 89 85 82 75

100 40 87 82 79 71 87 82 78 71
100 60 88 84 81 74 88 84 80 73
100 80 88 85 82 76 89 85 82 76
100 100 89 86 83 78 89 85 83 77

room cavity ratio

luminaries lengthwise

luminaries crosswise

ORDERING INFORMATION

Explanation of Catalog Number. Example: MPA2G36LP32U120O3RF

OPTIONS/ACCESSORIES

PLASTER FRAME: Catalog Number: PF22.
CONTINUOUS ROW INSTALLATION: For F type

fixtures, half-width flanges are required between fixtures. Order Catalog Number: S2FCTRIM (each
joint).
SPLAY TRIM: For T ceiling type only.
SUFFIX: CTZ22 S2 SPLAY TRIM.

MP

PARABAFFLE

1-1/2" PARABOLIC:

Pre-anodized

aluminum louver

BODY STYLE:

A=Air Supply
S=Static

2

FIXTURE

WIDTH

CEILING TYPE:

G= Grid

(lay-in T bar)

F=Flanged

(overlap)

Z spline and
plaster frame

T=Slot grid or

two-directional
concealed

T

(see options)

36

NUMBER OF

CELLS

LOUVER

FINISH*:

L= Low

Iridescence
Semi-specular
(standard)

P= Low

Iridescence
Specular

W=White Baked

Enamel

P=Dual “V”

Reflector
(3 Lamp)

S=Single “V”

Reflector
(2 Lamp)

LAMP

QUANTITY:

2=2 Lamp
3=3 Lamp

LAMP TYPE/

FIXTURE LENGTH:

2U=T8, 1-5/8"U Lamp
17=T8, 2' Lamp

(Nominal 48")

VOLTAGE:

120 or 277

OPTIONS:

Add appropriate
suffix to catalog

no, ie: (RF)

BALLAST TYPE:

<20THD <

10THD

1 & 2 Lamp Elec. T8 SO* H

I*

1-3 Lamp Elec. T8 O3* H3*
LOL T8 Dimming PS –

*Instant Start Standard

Other dimming options. Consult factory.

Luminaire Efficacy Rating
LER-50.8 Watts-77.6 BF-0.88

MPA2C36LP120O3

PARABAFFLE plus MPA2G36LP32U or 17

Page 2 of 2 2'x2' RECESSED FLUORESCENT, 11/2" DEEP, 36 CELL PARABOLIC LOUVER,

STATIC OR AIR SUPPLY/RETURN, 2 OR 3 LAMP, T8, 1-5/8"U LAMP OR 2' LAMP

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 2/Folio G20-14

Job Information Type:

RADIO INTERFERENCE FILTER: 120 or 277 volt, 50 or 60 Hz. One per fixture standard. SUF­FIX: RF.

ELECTRICAL/WIRING OPTIONS: Consult factory.
AIR CLOSURE STRIP: SUFFIX: ACS2 (factory installed).
DRYWALL KIT: Order Catalog Number: FK92X2.

(Request Folio OA30-10)
CHICAGO PLENUM: SUFFIX: CP.

SPECIFICATIONS:

PERFORMANCE: In an installation of 3 lamp 31W luminaires in a room cavity ratio of
1, with reflectance of 80% ceiling, 50% wall, 20% floor, the C.U. shall not be less than .59.
To prevent glare the VCP shall be not less than 71 either lengthwise or crosswise (at 100fc
level) and the average brightness at 65° shall not exceed 1338 candelas per square meter.
To control veiling reflections, luminaire output in the 30°-90° zone shall not be less than

62.7%.
AIR HANDLING (MPA only) side air passages 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 is
ribbed for rigidity with side rails hemmed over and housing ends turned-in for safe handling.
Louver is pre-anodized
aluminum (Coilzak

®

or equal).

FINISH: Chassis exterior–black baked polyester enamel. Cavity– white baked poly-

ester enamel minimum 86% reflectance. Phosphate undercoating. Louver–low irides­cence semi-specular anodized vertical grain aluminum 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.