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100 Watt A-19
1750 Lumens Per Lamp
RCR = 1 (Rm. Width - 10 x Mtg. Ht. above work plane)
RCR = 5 (Rm. Width - 2Mtg. Ht. above work plane)
RCR = 10 (Rm. Width - Mtg. Ht. above work plane)
Room Surface Reflectances:
80% Ceiling; 50% Walls; 20% Floor
Spacing Ratio = 1.3
100W A19
90
100
60
200
300
30
400
500
E.T.L, Inc. report No. 390909
Date: 06-24-64
Efficiency: 52.0%
COEFFICIENTS OF UTILIZATION
%
EFFECTIVE CEILING CAVITY REFLECTANCE
80
70
% WALL REFLECTANCE
50 30 10
50
30 10 50
1
.59 .57 .56 .58 .56 .55 .55
2
.54 .52 .50 .53 .51 .49 .51
3
.50 .47 .44 .49 .46 .44 .47
4
.45 .42 .40 .45 .42 .39 .44
5
.42 .38 .35 .41 .38 .35 .40
6
.38 .35 .32 .38 .34 .32 .37
7
.35 .32 .29 .35 .31 .29 .34
8
.32 .28 .26 .32 .28 .26 .31
9
.29 .26 .23 .29 .25 .23 .28
10
.27 .23 .21 .27 .23 .21 .26
20% FLOOR CAVITY REFLECTANCE
Conversion Factor: For 150W A21 units, multiply C.U.s by 0.9
Calculite
®
Incandescent Lensed Downlight
Candlepower Summary
DEG
CP
ZONAL FLUX
0
484
5
492
47
15
551
156
25
558
258
35
389
244
45
181
140
55
71.0
64
65
25.4
25
75
2.0
2
85
0
0
90
ZONE
LUMENS
LAMP
0-30
461
26.5
0-40
705
40.5
0-60
909
52.0
0-90
936
53.5
50
30
10
0
30
10 50
30 10
50
30
10
0
.54 .53 .53 .52 .52 .51
.51 .50 .49
.49 .48 .50 .48 .47 .48
.47 .46 .45
.45 .43 .46 .44 .42 .45
.43 .42 .41
.41 .39 .43 .40 .38 .41
.40 .38 .37
.37 .35 .39 .37 .35 .38
.36 .34 .33
.34 .32 .36 .34 .31 .036
.33 .31 30
.31 .29 .33 .31 .29 .33
.30 .28 .28
.28 .26 .31 .28 .26 .30
.27 .25 .25
.25 .23 .28 .25 .23 .28
.25 .22 .22
.23 .21 .26 .23 .21 .25
.22 .20 .19
7 3/8" Aperture A19 / A21 / MB19 Fresnel Lenslite
Job Information
Lightolier
a Genlyte Thomas 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.
© 2002 Genlyte Thomas Group LLC (Lightolier Division) • A0902
7790QD
Type:
www.lightolier.com
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