Alter concept sr t5, Performance, Coefficients of utilization – Lightolier Alter Concept SR T5 User Manual
Page 2: Distribution candlepower curve 228, Candlepower, Distribution candlepower curve 328, Lightolier, Canlyte

Alter Concept SR T5
Page 2 of 2
2' x 4' semi-recessed direct/indirect fluorescent
Job Information
Type:
Lightolier is a Philips group brand
Lightolier
www.lightolier.com
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.
© 2008 Philips Group • QCH2x4PFOS.pdf
Canlyte
www.canlyte.com
3015 Louis-Amos, Lachine, Québec H8T 1C4 • (514) 636-0670 • (514) 636-0460
ZONE
DEG
ALONG 22.5
45
67.5
ACROSS
0
1172
1172
1172
1172
1172
5
1171
1171
1172
1168
1162
10
1152
1161
1160
1153
1156
15
1125
1137
1139
1138
1137
20
1095
1102
1105
1117
1116
25
1050
1056
1066
1081
1094
30
991
1007
1028
1045
1061
35
929
941
976
1000
1008
40
851
870
918
953
967
45
765
801
845
887
906
50
671
709
776
834
856
55
581
628
695
784
812
60
478
537
632
706
718
65
379
446
555
593
599
70
286
359
450
478
495
75
193
274
333
354
358
80
116
182
198
174
161
85
44
64
43
55
71
90
0
0
7
16
21
COEFFICIENTS OF UTILIZATION
ZONAL CAvITY METHOD * EFFECTIvE FLOOR CAvITY REFLECTANCE = .20
80
70
50
Wall Reflectance
70 50 30 10 70 50
30 10 50 30
10
0 .85 .85 .85 .85 .83 .83 .83 .83 .79 .79
.79
1 .78 .75 .72 .69 .76 .73 .70 .68 .70 .68
.66
2 .71 .65 .60 .56 .69 .64 .59 .55 .61 .57
.54
3 .65 .57 .51 .47 .63 .56 .51 .46 .54 .49
.46
4 .59 .51 .44 .40 .58 .50 .44 .39 .48 .43
.39
5 .54 .45 .38 .33 .52 .44 .37 .33 .42 .37
.33
6 .49 .40 .33 .29 .48 .39 .33 .28 .38 .32
.28
7 .45 .36 .29 .25 .44 .35 .29 .25 .34 .28
.24
8 .42 .32 .26 .21 .41 .31 .25 .21 .30 .25
.21
9 .39 .29 .22 .18 .37 .28 .22 .18 .27 .22
.18
10 .36 .26 .20 .16 .35 .26 .20 .16 .25 .20
.16
DETERMINED IN ACCORDANCE WITH CuRRENT IES PuBLISHED PROCEDuRES
LuMINAIRE INPuT WATTS = 67.5
Room Cavity Ratio
ZONE
LUMENS
% LAMP
% LUMINAIRE
0-30
925
17.80
24.92
0-40
1533
29.49
41.28
0-60
2807
53.98
75.57
0-90
3714
71.43
100.00
40-90
2181
41.94
58.72
60-90
907
17.45
24.43
90-180
0
.00
.00
0-180
3714
71.43
100.00
DISTRIBUTION
CANDLEPOWER CURVE 228
Performance
CANDLEPOWER
REPORT NO: LSCD079
CAT. NO: QCH2GPFOS228
2 28W T5 Fluorescent Lamps at 2600 lumens.
Efficiency: 71.4%
Candela at Nadir: 1172cd
90°
90°
180°
400
800
1200
0°
ZONE
DEG
ALONG 22.5
45
67.5
ACROSS
0
1925
1925
1925
1925
1925
5
1921
1921
1920
1917
1917
10
1897
1903
1906
1902
1896
15
1848
1872
1868
1876
1875
20
1790
1808
1817
1831
1839
25
1723
1737
1752
1774
1790
30
1623
1649
1689
1716
1729
35
1514
1548
1594
1641
1658
40
1386
1426
1503
1560
1588
45
1247
1298
1387
1463
1494
50
1096
1156
1267
1358
1391
55
920
1003
1145
1249
1281
60
752
864
1011
1099
1131
65
592
709
864
953
971
70
439
570
702
779
802
75
300
431
528
594
601
80
177
275
336
323
304
85
68
101
76
102
110
90
0
0
15
33
38
COEFFICIENTS OF UTILIZATION
ZONAL CAvITY METHOD * EFFECTIvE FLOOR CAvITY REFLECTANCE = .20
80
70
50
Wall Reflectance
70 50 30 10 70 50
30 10 50 30
10
0 .92 .92 .92 .92 .90 .90 .90 .90 .86 .86 .86
1 .84 .81 .78 .75 .82 .79 .76 .73 .76 .73 .71
2 .77 .71 .65 .61 .75 .69 .64 .60 .66 .62 .59
3 .70 .62 .56 .51 .68 .61 .55 .51 .59 .54 .50
4 .64 .55 .48 .43 .63 .54 .48 .43 .52 .46 .42
5 .59 .48 .41 .36 .57 .48 .41 .36 .46 .40 .36
6 .54 .43 .36 .31 .52 .42 .36 .31 .41 .35 .31
7 .49 .39 .32 .27 .48 .38 .32 .27 .37 .31 .27
8 .45 .35 .28 .23 .44 .34 .28 .23 .33 .27 .23
9 .42 .31 .25 .20 .41 .31 .24 .20 .30 .24 .20
10 .39 .28 .22 .18 .38 .28 .22 .18 .27 .21 .18
DETERMINED IN ACCORDANCE WITH CuRRENT IES PuBLISHED PROCEDuRES
LuMINAIRE INPuT WATTS = 99.4
Room Cavity Ratio
ZONE
LUMENS
% LAMP
% LUMINAIRE
0-30
1520
19.49
25.16
0-40
2515
32.25
41.62
0-60
4581
58.74
75.82
0-90
6042
77.47
100.00
40-90
3527
45.22
58.38
60-90
1461
18.73
24.18
90-180
0
.00
.00
0-180
6042
77.47
100.00
DISTRIBUTION
CANDLEPOWER CURVE 328
Performance
CANDLEPOWER
REPORT NO: LSCD078
CAT. NO: QCH2GPFOP328
3 28W T5 Fluorescent Lamps at 2600 lumens.
Efficiency: 77.5%
Candela at Nadir: 1925cd
0°
90°
90°
180°
800
1600
2400