Coffaire Drop Basket Recessed Fluorescent
CDS2GPF228 or 254
Page 2 of 2 Direct/Indirect – 2' x 4' wit Perforated Basket
Static, 1, 2 or 3 Lamp T5
Job Information Type:
Ord ring Information
Explanation of Catalog Number. Example: CDS2GPF228UNVPG
Options/Acc ssori s
Fusing: Internal fast blow fusing: SUFFIX: GLR.
Internal slow blow fusing: SUFFIX: GMF.
Drywall Kit: Order Catalog Number: FK92X4.
El ctrical Wiring Options: Consult factory.
For motion or light s nsor: See Folio OA20-10.
Sp cifications
P rformanc : In an installation of 2 lamp 28W luminaires in a room cavity
ratio of 1, with reflectance 80% ceiling, 50% wall, 20% floor, the C.U. shall not
be less than .71. To reduce glare the average brightness at 65 shall not exceed
758 candelas per square meter. To control veiling reflections, luminaire output in
the 30 -90 zone shall not be less than 76.5%.
Mat rials: Chassis parts are die-formed code gauge steel.
Lamp Shi ld: 22 gauge steel perforated mesh lamp shield with white acrylic
overlay.
Sp cifications (continu d)
Finish: Chassis xt rior – baked white polyester enamel. Cavity – baked
white polyester enamel. Rust preventative undercoating. R fl ctor – low irides-
cence specular aluminum 95% reflectance.
El ctrical: 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.
Lab ls: I.B.E.W./UL and ULc Listed.
This product may have a mercury containing lamp. Manage in accord with
Disposal Laws. See: www.lamprecycle.org
CD
Options:
Add appropriate
suffix to catalog
no., ie: (GLR)
Coffair Drop
Bask t
Direct/Indi ect
Recessed
S
Body Styl :
S= Static
2
Fixtur
Width
G
C iling Typ :
Fits both
Standard Grid
and
Slot Grid
P
P rforat d
Lamp
Shi ld
Lamp:
(By Others)
28=T5 28W
54=T5HO 54W
(Nominal 48")
F
Flat Whit
R fl ctor
Lamp
Quantity
1=1 Lamp
2=2 Lamp
3=3 Lamp Ballast Typ :
<20THD <10THD
1 or 2 Lamp 28W Elec. T5 –P
I†
1 or 2 Lamp 28W Elec. T5 – PG ††
1 or 2 Lamp 54W Elec. T5 – PG ††
1-3 Lamp 54W Elec. T5 – PU ††
†Instant Start (120, 277 or UNV)
††Program Rapid Start (UNV only)
0.0 45.0 90.0 FLUX
0 1225 1225 1225
5 1217 1219 1222 116
15 1159 1174 1190 332
25 1055 1093 1134 504
35 907 982 1055 615
45 728 854 956 655
55 526 717 850 630
65 326 588 728 554
75 163 447 563 431
85 39 219 309 220
90 5 71 142
Mod l No. CDS2GPF228UNVPG
LER = FP - 33.2 IW - 122.1 BF - 1.0
Comparative yearly lighting ene gy cost per
1000 lumens = $7.29
Report Number: G2007118
Catalog Number: CDS2GPF228UNVPG
Lamps: (2) F28T5
Luminaire: Coffaire Drop Basket
Ballast: B228PUNV-D
Report is based on 2900 Lumens per lamp.
Efficiency: 69.9%
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: 47.880 23.400
CANDELA DISTRIBUTION
AVERAGE AVERAGE AVERAGE AVERAGE
IN DEG. 0-DEG. 45-DEG. 90-DEG.
45 956. 958. 935.
55 747. 838. 844.
65 521. 741. 758.
75 308. 623. 636.
85 94. 365. 394.
LUMINANCE DATA IN CANDELA/SQ. METER
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
1 75 71 67 66 63 61 63 61 59
2 67 61 55 57 52 49 54 51 48
3 61 53 46 49 44 40 47 43 39
4 55 46 40 44 38 34 42 37 33
5 51 41 34 39 33 29 37 32 29
6 47 37 30 35 29 25 34 29 25
7 43 33 27 32 26 22 31 26 22
8 40 30 24 29 24 20 28 23 20
9 38 28 22 27 21 18 26 21 18
10 35 26 20 25 20 16 24 19 16
ZONE LUMENS % LAMP % FIXT
0- 30 952 16.4 23 5
0- 40 1567 27 0 38 6
0- 60 2852 49 2 70 3
0- 90 4057 69 9 100 0
90-180 0 0 0 0 0
0-180 4057 69 9 100 0
ZONAL LUMEN SUMMARY
Lightoli r a Genlyte company www.lig tolier.com
Tec nical Information: (978) 657-7600 • Fax (978) 658-0595
631 Airport Road, Fall River, MA 02720 • (508) 679-8131 • Fax (508) 674-4710
We reserve t e rig t to c ange details of design, materials and finis .
© 2007 a Genlyte company S ction 5/Folio M15-84
Voltag :
120, 277 or
UNV=120-277
CD Standard Coffaire Drop Basket
YD For NYC Code – Local 3 Manufactu ed
0.0 45.0 90.0 FLUX
0 2020 2020 2020
5 2007 2008 2012 191
15 1913 1934 1960 547
25 1737 1799 1865 830
35 1494 1616 1735 1011
45 1196 1402 1572 1076
55 860 1176 1394 1033
65 532 960 1188 905
75 264 724 903 698
85 60 349 490 348
90 7 113 222
Mod l No. CDS2GPF254UNVPG
LER = FP - 54.6 IW - 121.6 BF - 1.0
Comparative yearly lighting ene gy cost per
1000 lumens = $4.40
Report Number: G2007117
Catalog Number: CDS2GPF254UNVPG
Lamps: (2) F54T5HO
Luminaire: Coffaire Drop Basket
Ballast: B254PUNV-D (Universal)
Report is based on 5000 Lumens per lamp.
Efficiency: 66.4%
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: 47.880 23.400
CANDELA DISTRIBUTION
AVERAGE AVERAGE AVERAGE AVERAGE
IN DEG. 0-DEG. 45-DEG. 90-DEG.
45 2222. 2539. 2776.
55 1929. 2544. 2913.
65 1564. 2681. 3158.
75 1179. 2978. 3442.
85 594. 2890. 3485.
LUMINANCE DATA IN CANDELA/SQ. METER
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
1 71 67 64 63 60 58 60 58 56
2 64 58 52 54 50 46 52 48 45
3 58 50 44 47 42 38 45 41 38
4 53 44 38 41 36 32 40 35 32
5 48 39 33 37 32 28 36 31 27
6 45 35 29 33 28 24 32 27 24
7 41 32 26 30 25 21 29 25 21
8 38 29 23 28 23 19 27 22 19
9 36 27 21 25 20 17 25 20 17
10 34 25 19 23 19 15 23 18 15
ZONE LUMENS % LAMP % FIXT
0- 30 1568 15 7 23.6
0- 40 2579 25 8 38.9
0- 60 4687 46 9 70.6
0- 90 6639 66.4 100.0
90-180 0 0 0 0.0
0-180 6639 66.4 100.0
ZONAL LUMEN SUMMARY
