Lightolier CFA2GPF254, CFA2GPF228 User Manual
Coffaire II Recessed Fluorescent CFA2GPF228 or 254
Page 1 of 2 Direct/Indirect – 2' x 4' with Perforated Basket
Air Supply and Return, 2 Lamp T5
Features
• Direct/indirect lamp shield appearance with soft contoured interior.
• Perforated mesh lamp shield with white acrylic overlay.
• Contoured body and ends.
• Air supply and return.
• Air return slots located above lamp shield.
• Air return models meet UL 1598, Paragraph 9.2.2.5 requirements.
• 65.0% efficient (2 lamp T5, 28W).
• 70.8% efficient (2 lamp T5, 54W).
• Spacing to mounting ratio 1.3 (2 lamp).
• Only 5" deep.
• Tension screws secure ends to body.
• Perforated lamp shield hinges from either side.
• Can be continuous row mounted.
• Built-in earthquake clips.
• Ballast accessible from room side.
• Optional supply air slot cover.
• Meets NYC Code.
• Construction to meet Chicago Plenum requirements is available.
Mounting Methods Dimensions
24"
exposed t-grid ceiling
lamp shield hinges either side
Exposed T-bar
by others
1-1/2"
max.
15/16"
Acoustical
material
by others
built-in earthquake clips
5"
(127mm)
24" (610mm)
2-1/2"
(64mm)
2" x 2-1/2" Access Plate
with 7/8" dia. K.O.
48" (1219mm)
Job Information Type:
Job Name:
Cat. No.:
05/07
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.
© 2007 a Genlyte company
Section 5/Folio M15-42
Coffaire II Recessed Fluorescent CFA2GPF228 or 254
Page 2 of 2 Direct/Indirect – 2' x 4' with Perforated Basket
Air Supply and Return, 2 Lamp T5
Model No. CFA2GPF228120WA
LER = FP - 57.2 IW - 54.9 BF - 0.93
Comparative yearly lighting energy cost per
1000 lumens = $4.20
Report Number: G2004258
Catalog Number: CFA2GPF228120WA
Lamps: F28T5
Luminaire: Coffaire direct/indirect with
perforated basket
Ballast: WA
Report is based on 2600 Lumens per lamp.
Efficiency: 65.0%
CIE Type-Direct-Indirect
Plane: 0-Deg 90-Deg
Spacing Criteria: 1.2 1.3
Shielding Angles: 55 65
Plane: 0-Deg 90-Deg
Luminous Length: 46.800 22.800
COEFFICIENTS OF UTILIZATION –
ZONAL CAVITY METHOD. EFFECTIVE
FLOOR CAVITY REFLECTANCE 0.20
RC 80 50 30
RW 70 50 30 50 30 10 50 30 10
01 71 68 65 64 62 60 61 59 58
02 64 59 55 55 52 49 53 51 48
03 59 52 46 49 45 41 47 43 40
04 54 46 40 43 39 35 42 38 34
05 49 41 35 39 34 30 37 33 30
06 45 37 31 35 30 26 34 29 26
07 42 33 27 32 27 23 31 26 23
08 39 30 25 29 24 21 28 24 20
09 36 28 22 27 22 19 26 22 18
10 34 26 20 25 20 17 24 20 17
LUMINANCE DATA IN CANDELA/SQ. METER
AVERAGE AVERAGE AVERAGE AVERAGE
IN DEG. 0-DEG. 45-DEG. 90-DEG.
45 1466. 1672. 1807.
55 1344. 1673. 1848.
65 1144. 1636. 1690.
75 915. 1156. 1116.
85 533. 566. 566.
0
CANDELA DISTRIBUTION
0.0 45.0 90.0 FLUX
0 1151 1151 1151
5 1143 1146 1150 109
15 1091 1108 1125 313
25 999 1038 1076 479
35 871 940 997 586
45 714 814 880 622
55 531 661 730 578
65 333 476 492 441
75 163 206 199 213
85 32 34 34 40
90 222
ZONAL LUMEN SUMMARY
ZONE LUMENS % LAMP % FIXT
00-030 901 17.3 26.6
00-040 1487 28.6 44.0
00-060 2687 51.7 79.4
00-090 3382 65.0 100.0
90-180 0000 0.0 000.0
00-180 3382 65.0 100.0
0
Model No. CFA2GPF254120PG
LER = FP - 50.7 IW - 123.2 BF - 1.00
Comparative yearly lighting energy cost per
1000 lumens = $4.73
Report Number: G2004261
Catalog Number: CFA2GPF254120PG
Lamps: FP54/835
Luminaire: Coffaire direct/indirect with
perforated basket
Ballast: QT2X54/120
Report is based on 4400 Lumens per lamp.
Efficiency: 70.8%
CIE Type-Direct-Indirect
Plane: 0-Deg 90-Deg
Spacing Criteria: 1.2 1.3
Shielding Angles: 55 65
Plane: 0-Deg 90-Deg
Luminous Length: 46.920 22.920
COEFFICIENTS OF UTILIZATION –
ZONAL CAVITY METHOD. EFFECTIVE
FLOOR CAVITY REFLECTANCE 0.20
RC 80 50 30
RW 70 50 30 50 30 10 50 30 10
01 77 74 71 69 67 65 66 65 63
02 70 64 59 60 57 53 58 55 52
03 64 56 50 53 48 44 51 47 44
04 58 50 43 47 42 348 45 41 37
05 53 44 38 42 37 32 40 36 32
06 49 40 33 38 32 28 37 32 28
07 46 36 30 34 29 25 33 28 25
08 42 33 27 31 26 22 30 26 22
09 40 30 24 29 24 20 28 23 20
10 37 28 22 27 22 18 26 21 18
LUMINANCE DATA IN CANDELA/SQ. METER
AVERAGE AVERAGE AVERAGE AVERAGE
IN DEG. 0-DEG. 45-DEG. 90-DEG.
45 2759. 3032. 3246.
55 2612. 3044. 3326.
65 2352. 2993. 3085.
75 1798. 2160. 2076.
85 1041. 1108. 1075.
0
CANDELA DISTRIBUTION
0 2082 2082 2082
5 2069 2073 2078 197
15 1986 2006 2035 568
25 1834 1885 1947 871
35 1621 1711 1803 1072
45 1354 1488 1593 1143
55 1040 1212 1324 1071
65 690 878 905 828
75 323 388 373 401
85 63 67 65 78
90 000
ZONAL LUMEN SUMMARY
ZONE LUMENS % LAMP % FIXT
00-030 1636 18.6 26.3
00-040 2708 30.8 43.5
00-060 4921 55.9 79.0
00-090 6229 70.8 100.0
90-180 0000 00.0 000.0
00-180 6229 70.8 100.0
0
0.0 45.0 90.0 FLUX
Ordering Information
Explanation of Catalog Number. Example: CFA2GPF228120WA
Coffaire II:
Direct/
Indirect:
Recessed
with Perforated
Mesh Shield
CF
CN
A
Body Style:
A = Air Supply
and Return
Standard Coffaire II
For NYC Code – Local 3 Manufactured
2
Fixture
Width
G
Ceiling Type:
Standard Grid
P
Perforated
Lamp
Shield
Options/Accessories
Optional supply air slot cover: Order Catalog Number: CACS-4.
Fusing: Internal fast blow fusing: SUFFIX: GLR.
Internal slow blow fusing: SUFFIX: GMF.
Drywall Kit: Order Catalog Number: FK92X4.
Electrical Wiring Options: Consult factory.
Chicago Plenum: SUFFIX: C.
Dust Shield: See Folio Number: OA50-20
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 .66. To reduce glare the average brightness at 65° shall not exceed
2093 candelas per square meter. To control veiling reflections, luminaire output
in the 30°-90° zone shall not be less than 74.6%.
Materials: Chassis parts are die-formed code gauge steel.
Lamp Shield: 22 gauge steel perforated mesh lamp shield with white
acrylic overlay.
F
Flat
White
Reflector
2
Lamp
Quantity
2=2 Lamp
Lamp:
(By Others)
28=28W T5
54=54W T5
(Nominal 48")
Voltage:
120, 277 or
UNV=120-277
Ballast Type:
1-2 Lamp 28W Elec. T5 P
1-2 Lamp 28W Elec. T5 PG ††
1-2 Lamp 54W Elec. T5 PG ††
Linear T5 Instant Start WA †
less than 10THD,
57.5 Input Watts,
0.93 Ballast Factor
††Instant Start (120, 277 or UNV)
††Program Rapid Start (UNV only)
<10THD
Specifications (continued)
Finish: Chassis exterior – soft white post painted polyester powder. Cavity –
soft white post painted polyester powder. Reflector – soft white post painted
polyester powder, minimum 88% reflectance. Rust preventive undercoating.
Lamp Shield –white.
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°. UL Listed for damp
locations.
Labels: I.B.E.W./UL and ULc Listed.
Job Information Type:
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.
© 2007 a Genlyte company
Section 5/Folio M15-42
Options:
Add appropriate
suffix to catalog
no., ie: (GLR)
I ††
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