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Lightolier a Genlyte company 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.
© 2007 Genlyte Group LLC • I1007
Job Information Type:
Lytecaster
®
Recessed Downlighting 1095
Page 2 of 2 5" Aperture Deep Wall Washer Reflector Trim
Downlight
3’
3’
3’
3’
11 f.c.
9 f.c.
LIGHTING DATA
EXAMPLE: With specular clear and 13W QT, located 3’ from
wall and 3’ on center, (matching downlights 3’ on center), the
illumination on the wall 3’ down from the ceiling is 11 f.c.
beneath and 9 f.c. between fixtures.
LIGHTING DATA
EXAMPLE: With specular clear and 75W A-19 units, located 3’
from wall and 3’ on center, (matching downlights 3’ on center),
the illumination on the wall 3’ down from the ceiling is 15 f.c.
beneath and 14 f.c. between fixtures.
Downlight
3’
3’
3’
3’
11 f.c.
9 f.c.
DISTANCE FROM CEILING, FT.
UNITS 2 FEET FROM WALL
Footcandle values are averaged and rounded off and are based on a minimum of
five units.
Footcandle values are averaged and rounded off and are based on a minimum of
five units.
2’
COEFFICIENTS OF UTILIZATION
% EFFECTIVE CEILING CAVITY REFLECTANCE
80 70 50 30 10 0
ROOM CAVITY RATIO
20% FLOOR CAVITY REFLECTANCE
50 30 10 50 30 10 50 30 10 50 30 10 50 30 10 50
1 .54 .52 .51 .53 .52 .50 .51 .50 .49 .49 .48 .47 .47 .47 .46 45
2 .50 .47 .45 .49 .47 .45 .47 .45 .44 .46 .44 .43 .44 .43 .42 41
3 .45 .43 .41 .45 .42 .40 .43 .41 .40 .42 .40 .39 .41 .40 .38 38
4 .42 .39 .37 .41 .39 .36 .40 .38 .36 .39 .37 .36 .38 .37 .35 34
5 .39 .35 .33 .38 .35 .33 .37 .35 .33 .36 .34 .32 .36 .34 .32 31
6 .36 .32 .30 .35 .32 30 .34 .32 .30 .34 .31 .29 .33 .31 .29 28
7 .33 .29 .27 .32 .29 .27 .32 .29 .27 .31 .28 .26 .30 .28 .26 26
8 .30 .27 .24 .30 .26 .24 .29 .26 .24 .29 .26 .24 .28 .26 .24 23
9 .28 .24 .22 .27 .24 .22 .27 .24 .22 .26 .24 .22 .26 .23 .22 21
Candlepower Curve
DOWNLIGHT SPACING RATIO= 1.2
Report 1248FR
Efficiency = 49.1%
Footcandles on Wall From Multiple Units: 75W A19 Specular Clear
Down Wall
Candlepower Curve
DOWNLIGHT SPACING RATIO= 1.2
Report 1231FR
Efficiency = 51.3%
Down Wall
DETERMINED IN ACCORDANCE WITH CURRENT IES PUBLISHED PROCEDURES.
COEFFICIENTS OF UTILIZATION
% EFFECTIVE CEILING CAVITY REFLECTANCE
80 70 50 30 10 0
ROOM CAVITY RATIO
20% FLOOR CAVITY REFLECTANCE
50 30 10 50 30 10 50 30 10 50 30 10 50 30 10 51
1 .56 .55 .53 .55 .54 .53 .53 .52 .51 .51 .50 .49 .49 .49 .48 47
2 .52 .49 .47 .51 .49 .47 .49 .47 .46 .47 .46 .45 .46 .45 .44 43
3 .47 .44 .42 .47 .44 .42 .45 .43 .41 .44 .42 .40 .43 .41 .40 39
4 .44 .40 .39 .43 .40 .38 .42 .39 .37 .41 .39 .37 .40 .35 .36 35
5 .40 .37 .34 .40 .36 .34 .39 .36 .34 .38 .35 .33 .37 .35 .33 32
6 .37 .33 .31 .36 .33 31 .36 .33 .30 .35 .32 .30 .34 .32 .30 29
7 .34 .30 .28 .33 .30 .28 .33 .30 .27 .32 .29 .27 .31 .29 .27 26
8 .31 .28 .25 .31 .27 .25 .30 .27 .25 .30 .27 .25 .29 .26 .25 24
9 .29 .25 .22 .28 .25 .22 .28 .25 .22 .27 .24 .22 .27 .24 .22 21
DETERMINED IN ACCORDANCE WITH CURRENT IES PUBLISHED PROCEDURES.
3’
4’
9 4 9
12 6 12
9 7 9
6 5 6
5 4 5
3 3 3
3 3 3
2 2 2
2 2 2
10 7 10
13 10 13
11 9 11
8 7 8
6 6 6
4 4 4
3 3 3
3 3 3
2 2 2
13 12 13
17 17 17
15 15 15
11 11 11
8 8 8
6 6 6
5 5 5
4 4 4
3 3 3
1
2
3
4
5
6
7
8
9
DISTANCE FROM CEILING, FT.
UNITS 2 FEET FROM WALL
2’
Footcandles on Wall From Multiple Units: 75W A19 Specular Clear
3’
4’
13 5 13
15 8 15
12 10 12
8 9 8
6 7 6
5 5 5
4 4 4
3 3 3
3 3 3
13 9 13
17 14 17
15 14 15
11 11 11
8 8 8
7 7 7
5 5 5
4 4 4
3 3 3
17 17 17
23 22 23
21 21 21
17 16 17
12 12 12
9 9 9
7 7 7
5 5 5
4 4 4
1
2
3
4
5
6
7
8
9
% WALL REFLECTANCE
% WALL REFLECTANCE
Lighting Data