Lightolier is a Philips group brand
Job Information
Type:
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.
www.lightolier.com © 2008 Philips Group • M1108
Specification Decorative Pendalyte
™
40472U
Page 2 of 3
12" Pendant
Application Data
Spacing Ratio = 3.3
32W Triple Tube CFL
Coefficients Of Utilization
32W Triple Tube CFL Coefficients Of Utilization
70W ED17 MH
Multiple Units
(32W Triple Tube CFL)
Spacing
Height
Initial
Watts
on
to Lighted
Foot-
Per
Center
Plane
candles
Sq. Ft.
6’
6’
56
1.00
12’
48
8’
6’
32
0.56
12’
27
10’
6’
20
0.36
12’
17
Illuminance (FC) Multipliers
For Compact
For Metal
For Incandescent:
Fluorescent:
Halide:
100 Watt = 0.7
26 Watt = 0.7
70 Watt = 2.2
150 Watt = 1.2
42 Watt = 1.3
100 Watt = 3.5
% 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
ROOM
CA
VITY
RA
TIO
% WALL REFLECTION
% 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
ROOM
CA
VITY
RA
TIO
% WALL REFLECTION
Based on 60" x 60" room with 80% ceiling cavity, 50% wall and 20% floor reflec-
tances. Height is from bottom of fixture to lighted plane.
Spacing Ratio = 3.5
70W ED17 MH
