Photometric Page

Photometric and
Performance Data

SERIES
172

(3-light)

50%	Total Luminaire Efficiency

Zonal Lumen Summary

Zone Lumens %Lamps %Fixture

  0-30   1456     17       33
  0-40   2293     26       53
  0-60   3646     42       84
  0-90   4259     49       98
90-120   58       1        2
90-130   93       1        2
90-150   99       1        2
90-180   101      1        2
0-180   4359     50       100

COEFFICIENTS OF UTILIZATION (CU) - ZONAL CAVITY METHOD
RF                                       20
RC      80               70             50           30         10        0
RW 70 50 30 10   70 50 30 10 50 30 10   50 30 10   50 30 10   0

0  59  59  59  59   58  58  58  58   55  55  55   52  52  52   50  50  50   49
1  55  53  51  49   53  51  50  48   49  48  46   47  46  45   45  44  43   42
2  50  47  43  41   49  46  43  40   44  41  39   42  40  38   41  39  37   36
3  46  42  38  35   45  41  37  34   39  36  34   38  35  33   37  34  32   31
4  43  37  33  30   42  37  33  30   35  32  29   34  31  29   33  31  28   27
5  40  34  29  26   39  33  29  26   32  28  26   31  28  25   30  27  25   24
6  37  30  26  23   36  30  26  23   29  25  23   28  25  23   28  25  22   21
7  34  28  24  21   33  27  23  21   27  23  20   26  23  20   25  22  20   19
8  32  25  21  19   31  25  21  19   25  21  18   24  21  18   23  20  18   17
9  30  23  20  17   29  23  19  17   23  19  17   22  19  17   22  19  16   16
10 28  22  18  15   28  21  18  15   21  18  15   21  17  15   20  17  15   14

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