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Job Information
Type:
Specification Decorative Pendalyte
40471U
Page 2 of 4
9" Pendant
Multiple Units
(32W Triple Tube CFL)
Spacing
Height
Initial
Watts
on
to Lighted
Foot-
Per
Center
Plane
candles
Sq. Ft.
6'
6'
47
1.00
12'
43
8'
6'
26
0.56
12'
24
10'
6'
17
0.36
12'
15
% EFFECTIVE CEILING CAVITY REFLECTANCE
80
70
50
30
10
0
50
30
10
50
30 10
50
30
10
50 30
10
50 30
10
0
20% FLOOR CAVITY REFLECTANCE
Spacing Ratio = 1.9
32W Triple Tube CFL
Coefficients Of Utilization
32W Triple Tube CFL
Spacing Ratio = 2.1
150W A21 Incandescent
Coefficients Of Utilization
150W A21 Incandescent
Illuminance (FC) Multipliers
For Incandescent:
For Compact Fluorescent:
100 Watt = 0.7
26 Watt = 0.7
150 Watt = 1.2
42 Watt = 1.3
% WALL REFLECTION
ROOM
CA
VITY
RA
TIO
% WALL REFLECTION
ROOM
CA
VITY
RA
TIO
% EFFECTIVE CEILING CAVITY REFLECTANCE
80
70
50
30
10
0
50
30
10
50
30 10
50
30
10
50 30
10
50 30
10
0
20% FLOOR CAVITY REFLECTANCE
Application Data
