Lightolier MPA2G36LP3FT User Manual
MOUNTING METHODS DIMENSIONS
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)
5"
(127mm)
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 MPA2G36LP3FT
Page 1 of 2 2'x2' RECESSED FLUORESCENT, 1 1/2" DEEP, 36 CELL PARABOLIC LOUVER
STATIC OR AIR SUPPLY/RETURN, 2 OR 3 LAMP, TWIN TUBE T5
Job Information Type:
Job Name:
Cat. No.:
Lamp(s):
Volts/Ballast:
Lightolier a Genlyte Thomas Company www.lightolier.com
Technical Information: (978) 657-7600 • Fax (978) 658-0595
631 Airport Road, Fall River, MA 02720 • (508) 679-8131 • Fax (508) 674-4710
We reserve the right to change details of design, materials and finish.
© 2002 Genlyte Thomas Group LLC (Lightolier Division)
A0902 SECTION 2/Folio G20-12
FEATURES
• 5" deep body.
• 3 1/2" x 3 1/2" cell size.
• 62.9% efficient.
• Clean contoured interior.
• Eyeleted heat removal vents in fixture ends.
• One-piece housing has ribbed construction for added strength.
• 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. MPA2G36LP3FT
coefficients of utilization — zonal cavity method
RF 20 20 20
RC 80 50 30
RW 70 50 30 50 30 10 50 30 10
1706866 646361 626059
2656158 585553 565452
3605551 524946 514846
4565045 474441 464340
5524540 433936 423836
6484136 393532 383532
7453733 363229 353129
8423430 332926 322926
9393227 312624 302623
10 37 29 25 28 24 22 28 24 21
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 71 63 55 59 74 66 59 62
20 30 74 67 60 54 76 69 63 57
20 40 77 70 65 58 79 72 66 60
20 60 78 72 68 62 80 74 69 64
30 20 77 69 58 59 79 71 61 62
30 30 79 72 63 55 80 73 64 57
30 40 80 74 67 59 82 76 68 60
30 60 82 76 69 62 83 77 70 63
30 80 83 78 72 65 84 79 73 66
40 20 79 72 63 61 81 74 66 63
40 30 81 75 67 57 83 76 69 59
40 40 82 77 70 61 84 78 71 62
40 60 83 79 73 64 85 80 74 65
40 80 84 80 75 66 85 81 75 67
40 100 85 81 76 69 86 82 77 69
60 30 82 77 70 61 83 78 71 63
60 40 83 79 73 64 84 80 73 65
60 60 84 80 75 67 85 81 75 68
60 80 85 81 76 69 86 82 77 70
60 100 86 82 78 71 87 83 78 72
100 40 84 79 74 67 85 80 75 68
100 60 85 80 76 70 86 81 77 70
100 80 86 82 78 72 87 83 79 72
100 100 87 83 80 74 87 84 80 74
room cavity ratio
luminaries lengthwise
luminaries crosswise
ORDERING INFORMATION
Explanation of Catalog Number. Example: MPA2G36LP3FT120X3RF
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.
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 40W 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 .68. To prevent glare the VCP shall be not less than 84 either
lengthwise or crosswise (at 100fc level) and the average brightness at 65° shall
not exceed 1746 candelas per square meter. To control veiling reflections, luminaire output in the 30°-90° zone shall not be less than 62.2%.
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.
SPECIFICATIONS (continued)
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
polyester 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.
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
LAMP
QUANTITY
2=2 Lamp
3=3 Lamp
FT
LAMP TYPE/
FIXTURE
LENGTH:
Twin Tube T5
(Nominal 24")
VOLTAGE:
120 or 277
OPTIONS:
Add appropriate
suffix to catalog
no, ie: (RF)
BALLAST TYPE:
<20THD <10THD
1 & 2 Lamp Elec. TT5 SB*
IB*
(40 Watt)
1-3 Lamp Elec. TT5 X3*
I3*
(40 Watt)
LOL TT5 Dimming PB –
*Instant Start Standard
Other dimming options. Consult factory.
Luminaire Efficacy Rating
LER-52.6 Watts-99.4 BF-0.88
Lightolier a Genlyte Thomas Company www.lightolier.com
Technical Information: (978) 657-7600 • Fax (978) 658-0595
631 Airport Road, Fall River, MA 02720 • (508) 679-8131 • Fax (508) 674-4710
We reserve the right to change details of design, materials and finish.
© 2002 Genlyte Thomas Group LLC (Lightolier Division)
A0902 SECTION 2/Folio G20-12
Job Information Type:
PARABAFFLE plus MPA2G36LP3FT
Page 2 of 2 2'x2' RECESSED FLUORESCENT, 1 1/2" DEEP, 36 CELL PARABOLIC LOUVER
STATIC OR AIR SUPPLY/RETURN, 2 OR 3 LAMP, TWIN TUBE T5
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