Lightolier CFH2GPF228 전단
Coffaire II Recessed Fluorescent
CFH2GPF228 or 254
Page 2 of 2
Direct/Indirect – 2' x 4' with Perforated Basket
Air Return/Static, 2 Lamp T5
Job Information
Type:
Ordering Information
Explanation of Catalog Number. Example: CFH2GPF228120WA
Options/Accessories
Fusing: Internal fast blow fusing: SUFFIX: GLR.
Internal slow blow fusing: SUFFIX: GMF.
Drywall Kit: Order Catalog Number: FK92X4 and CF4FK SPACER.
Electrical Wiring Options: Consult factory.
Electrical Wiring Options: Consult factory.
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 .68. To reduce glare the average brightness at 65° shall not exceed
1690 candelas per square meter. To control veiling reflections, luminaire output
in the 30°-90° zone shall not be less than 73.4%.
Materials: Chassis parts are die-formed code gauge steel.
Lamp Shield: 22 gauge steel perforated mesh lamp shield with white acrylic
overlay.
Finish: Chassis exterior – baked white polyester enamel. Cavity – baked flat
white polyester enamel. Reflector – baked flat white polyester enamel, mini-
ratio of 1, with reflectance 80% ceiling, 50% wall, 20% floor, the C.U. shall not
be less than .68. To reduce glare the average brightness at 65° shall not exceed
1690 candelas per square meter. To control veiling reflections, luminaire output
in the 30°-90° zone shall not be less than 73.4%.
Materials: Chassis parts are die-formed code gauge steel.
Lamp Shield: 22 gauge steel perforated mesh lamp shield with white acrylic
overlay.
Finish: Chassis exterior – baked white polyester enamel. Cavity – baked flat
white polyester enamel. Reflector – baked flat white polyester enamel, mini-
Specifications (continued)
mum 86% reflectance. Phosphate undercoating. Lamp Shield – baked flat
white acrylic enamel.
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.
white acrylic enamel.
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.
Options:
Add appropriate
suffix to catalog
no., ie: (GLR)
Coffaire II:
Direct/
Indirect:
Recessed
with Perforated
Mesh Shield
Body Style:
H = Air Return
S = Static
S = Static
2
Fixture
Width
G
Ceiling Type:
Fits both
Standard Grid
and
Slot Grid
P
Perforated
Lamp
Shield
Lamp:
(By Others)
28=28W T5
54=54W T5
54=54W T5
(Nominal 48")
F
Flat
White
Reflector
2
Lamp
Quantity
2=2 Lamp
Ballast Type:
<
20THD
<
10THD
1-2 Lamp 28W Elec. T5
–
P
I
†
†
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
57.5 Input Watts,
0.93 Ballast Factor
†
†Instant Start (120, 277 or UNV)
††Program Rapid Start (UNV only)
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
2
2
2
Model No. CFH2GPF228120WA
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: CFH2GPF228120WA
Lamps: F28T5
Luminaire: CFH 2'x4' with perforated
Catalog Number: CFH2GPF228120WA
Lamps: F28T5
Luminaire: CFH 2'x4' with perforated
basket
Ballast: WA
Report is based on 2600 Lumens per lamp.
Report is based on 2600 Lumens per lamp.
Efficiency: 65.0%
CIE Type-Direct-Indirect
Plane:
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
CANDELA DISTRIBUTION
0
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.
LUMINANCE DATA IN CANDELA/SQ. METER
COEFFICIENTS OF UTILIZATION –
ZONAL CAVITY METHOD. EFFECTIVE
FLOOR CAVITY REFLECTANCE 0.20
FLOOR CAVITY REFLECTANCE 0.20
0
RC
80
50
30
RW 70 50 30 50 30 10 50 30 10
0
1 71 68 65 64 62 60 61 59 58
0
2 64 59 55 55 52 49 53 51 48
0
3 59 52 46 49 45 41 47 43 40
0
4 54 46 40 43 39 35 42 38 34
0
5 49 41 35 39 34 30 37 33 30
0
6 45 37 31 35 30 26 34 29 26
0
7 42 33 27 32 27 23 31 26 23
0
8 39 30 25 29 24 21 28 24 20
0
9 36 28 22 27 22 19 26 22 18
10 34 26 20 25 20 17 24 20 17
ZONE
LUMENS % LAMP
% FIXT
0
0-
0
30
901
17.3
26.6
0
0-
0
40
1487
28.6
44.0
0
0-
0
60
2687
51.7
79.4
0
0-
0
90
3382
65.0
100.0
90-180
000
0
0.0
00
0.0
0
0-180
3382
65.0
100.0
ZONAL LUMEN SUMMARY
Model No. CFH2GPF254120PG
LER = FP - 50.7
IW - 123.2
BF - 1.00
Comparative yearly lighting energy cost per
1000 lumens = $0.00
Report Number: G2004261
Catalog Number: CFH2GPF254120PG
Lamps: FP54/835
Luminaire: Coffaire direct/indirect with
Catalog Number: CFH2GPF254120PG
Lamps: FP54/835
Luminaire: Coffaire direct/indirect with
perforated basket
Ballast: QT2X54/120
Report is based on 4400 Lumens per lamp.
Report is based on 4400 Lumens per lamp.
Efficiency: 70.8%
CIE Type-Direct-Indirect
Plane:
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
0.0
45.0
90.0
FLUX
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
0
0
0
CANDELA DISTRIBUTION
0
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.
LUMINANCE DATA IN CANDELA/SQ. METER
COEFFICIENTS OF UTILIZATION –
ZONAL CAVITY METHOD. EFFECTIVE
FLOOR CAVITY REFLECTANCE 0.20
FLOOR CAVITY REFLECTANCE 0.20
0
RC
80
50
30
RW 70 50 30 50 30 10 50 30 10
0
1 77 74 71 69 67 65 66 65 63
0
2 70 64 59 60 57 53 58 55 52
0
3 64 56 50 53 48 44 51 47 44
0
4 58 50 43 47 42 348 45 41 37
0
5 53 44 38 42 37 32 40 36 32
0
6 49 40 33 38 32 28 37 32 28
0
7 46 36 30 34 29 25 33 28 25
0
8 42 33 27 31 26 22 30 26 22
0
9 40 30 24 29 24 20 28 23 20
10 37 28 22 27 22 18 26 21 18
ZONE
LUMENS % LAMP
% FIXT
0
0-
0
30
1636
18.6
26.3
0
0-
0
40
2708
30.8
43.5
0
0-
0
60
4921
55.9
79.0
0
0-
0
90
6229
70.8
100.0
90-180
000
0
0
0.0
00
0.0
0
0-180
6229
70.8
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.
© 2005 a Genlyte company
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.
© 2005 a Genlyte company
Section 5/Folio M15-40
Voltage:
120, 277 or
UNV=120-277
CF
Standard Coffaire II
CY
For NYC Code – I.B.E.W. Manufactured
CN
For NYC Code – Local 3 Manufactured