Lightolier VRA2G9LP317 Indoor Furnishings User Manual


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VR PARABOLIC VRA2G9LP317
Page 2 of 2 2'x2' RECESSED FLUORESCENT, 4" DEEP, 9 CELL (3x3) PARABOLIC LOUVER
STATIC OR AIR SUPPLY/RETURN, IES RP1 FOR NORMAL VDT USE
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 G05-42 REV. A
Job Information Type:
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 STRIPS: 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 17W luminaires in a room cavity
ratio of 1, reflectance 80% ceiling, 50% wall, 20% floor, the C.U. shall not be less
than .69 with a spacing to mounting ratio of 1.4 perpendicular to the lamps. To
meet IES RP1 preferred requirements for VDT areas the VCP (visual comfort proba-
bility) shall not be less than 91 either crosswise or lengthwise and the maximum
average brightness at 65°, 75° and 85° shall not exceed 238, 91 and 0 candelas
per square meter respectively in the 0°, 45°, and 90° horizontal planes.
SPECIFICATIONS (continued)
AIR HANDLING: (VRA only) side air passages for air supply or air return.
Optional side closure strips. Air return is also provided through the lamp com-
partment through fixture body ends.
MATERIALS: Chassis parts are die-formed code gauge cold rolled steel.
Housing side rails hemmed over and housing ends turned-in for safe handling.
LOUVER: 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 reflec-
tor 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 C-UL.
PHOTOMETRY MODEL NO. VRA2G9LP317
coefficients of utilization — zonal cavity method (effective floor cavity reflectance 0.20)
RF 20 20 20
RC 80 50 30
RW 70 50 30 50 30 10 50 30 10
1716967 656362 626160
2676360 605856 585655
3625854 555350 545149
4585349 514845 504744
5554844 474340 454240
6514440 433936 423936
7474036 393533 383532
8443732 363229 353129
9413329 322825 312825
10 38 30 26 29 25 23 29 25 23
visual comfort probability (rated lumens per lamp 3150.)
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 90 89 84 81 98 97 97 93
20 30 90 91 87 82 98 98 97 94
20 40 91 91 89 85 98 98 97 95
20 60 91 90 90 86 98 98 97 95
30 20 90 89 88 84 98 98 97 93
30 30 91 90 89 85 98 98 97 94
30 40 91 90 91 87 98 97 98 94
30 60 91 91 91 88 99 97 98 94
30 80 91 91 90 88 99 97 98 94
40 20 91 89 88 85 98 98 97 93
40 30 91 90 90 86 98 97 98 94
40 40 91 91 91 88 99 97 98 94
40 60 91 91 91 88 99 97 97 95
40 80 91 91 91 88 99 97 97 95
40 100 91 91 91 88 99 98 97 95
60 30 91 91 90 86 99 97 98 94
60 40 91 91 90 88 99 97 97 95
60 60 91 91 91 88 99 98 97 95
60 80 91 91 91 88 99 98 98 94
60 100 91 91 91 88 99 98 98 94
100 40 91 91 91 88 99 97 97 95
100 60 91 91 91 88 99 98 98 94
100 80 91 91 91 88 99 98 98 94
100 100 91 91 91 88 99 98 98 95
room cavity ratio
luminaries lengthwise
luminaries crosswise
ORDERING INFORMATION
Explanation of Catalog Number. Example: VRA2G9LP317120SOGLR
LER = FP - 33.0 WATTS - 47.0 BF - 0.90
Comparative yearly lighting energy cost per 1000 lumens = $7.27
VR
VR:
4" Deep
Pre-anodized
Aluminum
Louver
For Normal
VDT Use
BODY STYLE:
A=Air Handling
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)
9
NUMBER OF
CELLS:
(3 rows of
3 cells)
LOUVER
FINISH*:
L=Low
Iridescence
Semi-specular
(standard)
P=Low
Iridescence
Specular
P
DUAL “V”
REFLECTOR
3
LAMP
QUANTITY
17
LAMP TYPE/
FIXTURE
LENGTH:
17=T8, 2' Lamp
(Nominal 24")
VOLTAGE:
120 or 277
OPTIONS:
Add appropriate
suffix to catalog
no, ie: (GLR)
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.
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