Coffaire Drop Basket Recessed Fluorescent
CDS2GPF228 or 254
Page 2 of 2
Direct/Indirect – 2' x 4' with Perforated Basket
Static, 1, 2 or 3 Lamp T5
Job Information
Type:
Ordering Information
Explanation of Catalog Number. Example: CDS2GPF228UNVPG
Options/Accessories
Fusing:
Internal fast blow fusing: SUFFIX:
GLR
.
Internal slow blow fusing: SUFFIX:
GMF
.
Drywall Kit:
Order Catalog Number:
FK92X4
.
Electrical Wiring Options:
Consult factory.
For motion or light sensor:
See Folio OA20-10.
Specifications
Performance:
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%.
Materials: Chassis parts
are die-formed code gauge steel.
Lamp Shield:
22 gauge steel perforated mesh lamp shield with white acrylic
overlay.
Specifications (continued)
Finish: Chassis exterior
– baked white polyester enamel.
Cavity
– baked
white polyester enamel. Rust preventative undercoating.
Reflector
– low irides-
cence specular aluminum 95% reflectance.
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.
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)
Coffaire Drop
Basket
Direct/Indi ect
Recessed
S
Body Style:
S
= Static
2
Fixture
Width
G
Ceiling Type:
Fits both
Standard Grid
and
Slot Grid
P
Perforated
Lamp
Shield
Lamp:
(By Others)
28
=T5 28W
54
=T5HO 54W
(Nominal 48")
F
Flat White
Reflector
Lamp
Quantity
1
=1 Lamp
2
=2 Lamp
3
=3 Lamp
Ballast Type:
<
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
Model 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
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 M15-84
Voltage:
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
Model 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
