Lightolier PRA1GRFVA232 User Manual
Prismalyte Plus PRA1GRFVA232
Page 1 of 2 Recessed Fluorescent, Static/Air Return/Supply, Floating Lens Frame
2 Lamp, T8 or T5
• Floating regressed aluminum door.
• 65.4% efficient (2 lamp 32W T8).
• 1.4 spacing mounting ration (2 lamp 32W T8).
• 1-3/8" from lamp to lens.
• Reversible door frame hinging.
• Only 4" deep.
• Black housing for cooler ballast operating temperature.
• Turned-up edges for safe handling.
• Mitered door frame, flange and trim.
• Door jamb finished black on four sides for positive light stop.
• Spring loaded rooster head latches.
• 2 hold-down clips (standard).
• Construction to meet NYC Code or Chicago Plenum is available.
Mounting Methods Dimensions
Job Information Type:
Job Name:
Cat. No.:
Lamp(s):
Volts/Ballast:
Lightolier a Genlyte 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.
© 2006 a Genlyte company Section 1A/Folio E20-30 Rev. A
3/06
G
exposed T-grid ceiling
12" (305mm)
4"
(102mm)
drywall kit
F
concealed z-spline ceiling.
For PRA z-spline must face away
from hanger.
2" x 2-1/2" Access Plate
with (2) 7/8" K.O.s
2-5/32"
(55mm)
48"
(1219mm)
5"
(127mm)
Acoustical Material
(By others)
15/16"
or 1"
12"
12-11/16"
Plaster
(By others)
Plaster
Frame
(By others)
Plaster
Opening
13/16"
Aluminum Flange Trim
1-1/8" min.
3-3/4" max.
F
plaster ceiling/flanged. Order
plaster frames separately. (See
options)
Ceiling Opening
12-5/16" x 48-5/16"
15/16"
Drywall
(By others)
Drywall Kit
(See options)
Support
(By others)
Type "G" Fixture
12"
1-1/8" min.
3-3/4" max.
Z-spline
can be
reversed
Acoustical Tile
(By others)
13/16"
Prismalyte Plus PRA1GRFVA232
Page 2 of 2 Recessed Fluorescent, Static/Air Return/Supply, Floating Lens Frame
2 Lamp, T8 or T5
Lightolier a Genlyte 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.
© 2006 a Genlyte company Section 1A/Folio E20-30 Rev. A
Job Information Type:
Ordering Information
Explanation of Catalog Number. Example: PRA1GRFVA232120SO
Options/Accessories
Special Lenses: Substitute VY for .125" nominal pattern 12 with 7.8 oz. average weight per
square foot. Substitute VI for .125" nominal pattern 12 with 6.8 oz. average weight per square foot.
Access Plate:
Top wiring access plate is shipped with fixture as standard. When access plates are
required in advance for wiring convenience, specify separately. Order Catalog Number: ACP5 CSP.
Continuous Row Installation:
For F type fixtures, half-width flanges are required between fixtures.
Order Catalog Number: 1FC TRIM (each joint).
Plaster Frames:
F type fixtures do not include plaster frames. For individual or continuous mounting,
specify PF14 universal frame per fixture.
Electrical Wiring Options: Consult factory.
Air Pattern Control and Air Slot Closure: SUFFIX: PD (factory installed).
Air Closure Strip: Factory installed cover side air passages. SUFFIX ACS4
Fusing: Internal fast-blow fusing. SUFFIX: GLR.
Internal slow-blow fusing. SUFFIX: GMF.
Drywall Kit: Order Catalog Number: FK91X4. (Request Folio OA30-10 Rev. A).
Chicago Plenum: SUFFIX: CP.
Specifications
Performance: In an installation of 2 lamp 32W luminaires in a room cavity ratio of 1, with
reflectance 80% ceiling, 50% wall, 20% floor, the C.U. shall not be less than .69. To control
veiling reflections, luminaire output in the 30°-90° zone shall not be less than 62.4%.
Materials: Chassis parts are die-formed code gauge cold rolled steel. Housing
is contoured for
rigidity with all edges turned up for safe handling.
Specifications (continued)
Lens Frame:
1/2" regressed floating aluminum frame with 7/16" black reveal, four sides.
Finish: Chassis exterior–black baked polyester enamel. Cavity–white baked polyester
enamel minimum 86% reflectance. Phosphate undercoating. Lens: VA extruded virgin
acrylic, 3/16" square based female cones, running 45° to the panel edge, .095" nominal
thickness (similar to pattern 12).
nominal pattern 12 with 7.8 oz. average weight per square foot. VI (optional) .125" nominal
pattern 12 with 6.8 oz. average weight per square foot.
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.
Prismalyte plus:
Floating Lens
Frame.
Recessed
Fluorescent Troffer
Body Style:
A=Air Handling
S=Static
1
Fixture
Width
Ceiling Type:
G= Grid
(lay-in T bar)
F= Flanged (over
lap) z spline and
plaster frame
RF
Lens Frame:
RF=1/2"
regressed
floating
aluminum
frame with
7/16" black
reveal four
sides.
Lens Shielding
Type:
VA=Virgin
acrylic
(standard),
see options
and consult
factory
KA=Virgin
acrylic
shielding
.156 nominal
thickness
2
Lamp
Quantity
Lamp Type/
Fixture Length:
32=T8
28=T5
54=T5
(Nominal 48")
Options:
Add appropriate
suffix to catalog no.,
ie: (HDRD
Ballast Type:
<20THD <10THD
1 & 2 Lamp Elec. 32W T8 SO * H
I *
1-2 Lamp 28W Elec. T5 – P
I †
1-2 Lamp 28W Elec. T5 – †PG ††
1-2 Lamp 54W Elec. T5 – †PG ††
LOL T8 Dimming PS –
Other dimming options. Consult factory.
†*Instant Start Standard
††Instant Start (120, 277)
††Program Rapid Start (UNV only)
NOTE: For T8 UNV, you must use HIBallast Code.
Voltage:
120, 277 or
UNV=120-277
0.0 45.0 90.0 FLUX
0 1596 1596 1596
5 1570 1588 1602 151
15 1498 1546 1584 437
25 1358 1456 1523 668
35 1149 1271 1347 787
45 878 956 980 727
55 541 580 557 503
65 290 263 272 276
75 174 128 117 147
85 36 15 10 29
90 000
Model No. PRA1GRFVA232UNVHI
LER = FP - 57.6 IW - 56.6 BF - 0.88
Comparative yearly lighting energy cost per
1000 lumens = $4.17
Report Number: G2005327
Catalog Number: PRA1GRFVA232UNVH
I
Lamps: F32T8
Luminaire: Prismalyte 1' x 4', regressed
aluminum door frame with extruded virgin
acrylic shielding, .095 thickness.
Ballast: B232
IUNV HP-B
Report is based on 2850 Lumens per lamp.
Efficiency: 65.4%
CIE Type-Direct-Indirect
Plane: 0-Deg 90-Deg
Spacing Criteria: 1.2 1.3
Shielding Angles: 90 90
Plane: 0-Deg 90-Deg
Luminous Length: 48.000 12.000
CANDELA DISTRIBUTION
0
AVERAGE AVERAGE AVERAGE AVERAGE
IN DEG. 0-DEG. 45-DEG. 90-DEG.
45 3340. 3637. 3728.
55 2537. 2720. 2612.
65 1846. 1674. 1731.
75 1808. 1330. 1216.
85 1111. 463. 309.
LUMINANCE DATA IN CANDELA/SQ. METER
COEFFICIENTS OF UTILIZATION –
ZONAL CAVITY METHOD. EFFECTIVE
FLOOR CAVITY REFLECTANCE 0.20
0
RC 80 50 30
RW 70 50 30 50 30 10 50 30 10
01726967656362636160
02666258585552565451
03615550524845504744
04564944474339454239
05524439423834413734
06484035383430373330
07453731353127343027
08423428322824312724
09393126302522292522
10 37 29 24 28 23 20 27 23 20
ZONE LUMENS % LAMP % FIXT
00-030 1256 22.0 33.7
00-040 2043 35.8 54.8
00-060 3273 57.4 87.8
00-090 3726 65.4 100.0
90-180 0000 0.0 000.0
00-180 3726 65.4 100.0
ZONAL LUMEN SUMMARY
Model No. PRA1GRFKA232UNVHI
LER = FP - 57.9 IW - 56.3 BF - 0.88
Comparative yearly lighting energy cost per
1000 lumens = $4.14
Report Number: G2005331
Catalog Number: PRA1GRFKA232UNVH
I
Lamps: F32T8
Luminaire: Prismalyte 1'x 4', regressed
aluminum door frame with extruded virgin
acrylic shielding, .156 thickness, (similar to
K19 pattern).
Ballast: B232
IUNV HP-B
Report is based on 2850 Lumens per lamp.
Efficiency: 65.4%
CIE Type-Direct-Indirect
Plane: 0-Deg 90-Deg
Spacing Criteria: 1.2 1.4
Shielding Angles: 90 90
Plane: 0-Deg 90-Deg
Luminous Length: 46.800 10.800
0.0 45.0 90.0 FLUX
0 1776 1776 1776
5 1754 768 1781 168
15 1679 1718 1752 486
25 1547 1626 1689 749
35 1363 1460 1555 910
45 961 955 910 732
55 335 478 308 382
65 111 178 110 182
75 80 57 74 97
85 30 19 15 25
90 000
CANDELA DISTRIBUTION
0
AVERAGE AVERAGE AVERAGE AVERAGE
IN DEG. 0-DEG. 45-DEG. 90-DEG.
45 4166. 4140. 3945.
55 1790. 2555. 1646.
65 805. 1291. 798.
75 948. 675. 876.
85 1055. 668. 528.
LUMINANCE DATA IN CANDELA/SQ. METER
COEFFICIENTS OF UTILIZATION –
ZONAL CAVITY METHOD. EFFECTIVE
FLOOR CAVITY REFLECTANCE 0.20
0
RC 80 50 30
RW 70 50 30 50 30 10 50 30 10
01737068666463636261
02676359605754575553
03625752545047524947
04585146494542474441
05544641444037433936
06504237413633393633
07473933373330363229
08443530343027333027
09413328322724312724
10 39 30 26 29 25 22 29 25 22
ZONE LUMENS % LAMP % FIXT
00-030 1403 24.6 37.6
00-040 2313 40.6 62.0
00-060 3426 60.1 91.8
00-090 3731 65.4 100.0
90-180 0000 00.0 000.0
00-180 3731 65.4 100.0
ZONAL LUMEN SUMMARY
PR
Standard Prismalyte Plus
PK
For NYC Code – I.B.E.W. Manufactured
PX
For NYC Code – Local 3 Manufactured
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