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100
100
90
90
80
80
70
70
60
60
80% Ceiling; 50% Walls; 20% Floor
80% Ceiling; 50% Walls; 20% Floor
50
50
40
40
30
30
20
20
10
10
25
25
50
50
75
75
100
100
AREA PER FIXTURE IN SQUARE FEET
AREA PER FIXTURE IN SQUARE FEET
4
4
5
5
6
6
7
7
8
8
9
9
10
10
CENTER TO CENTER DISTANCE OF FIXTURES IN FEET
CENTER TO CENTER DISTANCE OF FIXTURES IN FEET
Use quick calculator chart to determine spacing of luminaires for desired level of illumination.
Conversion Factors:
100W PAR38 FL IR, F.C. X 0.6
120W PAR38 FL, F.C. X 0.5
90W PAR38 FL, F.C. X 0.4
75W & 65W IR PAR38 FL, F.C. X 0.3
SPACING RATIO = 0.4
CERTIFIED TEST REPORT NO. 0870FR
COMPUTED BY LSI PROGRAM **TEST-LITE**
SURFACE CYLINDER OPEN DOWNLIGHT
8" DIA. APERTURE, SPECULAR CLEAR FINISH REFLECTOR
250W PAR38 FL (KRYPTON) PHILIPS LAMP. LUMEN RATING = 3100 LMS.
DATE: JUL 30, 1999
PREPARED FOR:
LIGHOLIER, FALL RIVER, MA
TESTED ACCORDING TO IES PROCEDURES.
TEST DISTANCE EXCEEDS FIVE TIMES THE
GREATEST LUMINOUS OPENING OF
LUMINAIRE.
COEFFICIENTS OF UTILIZATION
%
EFFECTIVE CEILING CAVITY REFLECTANCE
80
70
% WALL REFLECTANCE
50 30
10
50
30
10
50
1 1.02 1.01 .99 1.00 .99 .98
.96 .96 .95 .93 .93 .92
2 .98 .96 .94 .97 .92 .93
.94 .93 .91 .92 .91 .90
3 .95 .93 .91 .94 .92 .91
.93 .91 .89 .91 .89 .88
4 .93 .91 .89 .92 .90 .88
.91 .89 .87 .89 .87 .86
5 .91 .88 .86 .90 .87 .86
.89 .87 .85 .88 .86 .84
6 .89 .86 .85 .89 .86 .84
.88 .85 .84 .87 .85 .83
7 .87 .85 .83 .87 .84 .82
.86 .84 .82 .82 .83 .81
8 .86 .83 .81 .82. .83 .81
.84 .82 .81 .84 .82 .81
9 .84 .82 .80 .84 .81.
80
.83 .81 .79 .83 .80 .79
10 .82 .80 .78 .82 .80 .78
.82 .79 .78 .81 .79 .78
20% FLOOR CAVITY REFLECTANCE
Conversion Factor: 45W to 250W PAR38 FL, C.U. x 1.0
Calculite
®
Incandescent Surface Cylinder
Clear Alzak with 250W PAR38 FL, T.H.
Clear Alzak with 250W PAR38 FL, T.H.
3600 Lumens Per Lamp
3600 Lumens Per Lamp
RCR = 1
RCR = 1
(60' x 60' x 8.5' room)
(60' x 60' x 8.5' room)
RCR = 5
RCR = 5
(12' x 12' x 8.5' room)
(12' x 12' x 8.5' room)
RCR = 10
RCR = 10
(6' x 6' x 8.5' room)
(6' x 6' x 8.5' room)
Room Surface Reflectances:
Room Surface Reflectances:
125
125
150
150
175
175
200
200
225
225
11
11
12
12
13
13
14
14
15
15
CANDLEPOWER SUMMARY
ANGLE
MEAN CP
LUMENS
0
12498
5
11063
1009
10
7681
15
4689
1319
20
2148
25
677
416
30
88
35
18
21
40
9
45
0
2
50
0
55
0
0
60
0
65
0
0
70
0
75
0
0
80
0
85
0
0
90
0
ZONAL LUMENS AND PERCENTAGES
ZONE
LUMENS
% LAMP
% LUMINAIRE
0–30
2743
88.50
99.17
0–40
2764
89.18
99.93
0–60
2766
89.24
100.00
0–90
2766
89.24
100.00
40–90
1
.06
.07
60–90
0
.00
.00
90–180
0
.00
.00
0–180
2766
89.24
100.00
** EFFICIENCY = 89.2% **
50
30
10
30 10
50 30
10
50
30
10
0
.88
.90 .90 .89
.87
.89 .89 .88
.86
.89 .88 .87
.84
.88 .86 .85
.83
.86 .85 .84
.82
.86 .84 .83
.81
.84 .83 .81
.79
.84 .82 .80
.78
.82 .80 .79
.81 .79 .77
.77
80
80
70
70
60
60
50
50
40
40
30
30
20
20
10
10
20
20
40
40
AREA PER FIXTURE IN SQUARE FEET
AREA PER FIXTURE IN SQUARE FEET
3
3
4
4
5
5
6
6
7
7
CENTER TO CENTER DISTANCE OF FIXTURES IN FEET
CENTER TO CENTER DISTANCE OF FIXTURES IN FEET
Use quick calculator chart to determine spacing of luminaires for desired
level of illumination.
Conversion Factors:
300W R40 FL, F.C. X 2.2
90W BR40 FL, F.C. X 0.7
75W BR40 FL, F.C. X 0.5
SPACING RATIO = 0.5
CERTIFIED TEST REPORT NO.0869FR
COMPUTED BY LSI PROGRAM **TEST-LITE**
SURFACE CYLINDER DOWNLIGHT
8" DIA. APERTURE, SPECULAR CLEAR FINISH REFLECTOR
120W BR40 FL GE LAMP. LUMEN RATING = 1600 LMS
DATE: JUL 30, 1999
PREPARED FOR:
LIGHOLIER, FALL RIVER, MA
TESTED ACCORDING TO IES PROCEDURES.
TEST DISTANCE EXCEEDS FIVE TIMES THE
GREATEST LUMINOUS OPENING OF
LUMINAIRE.
COEFFICIENTS OF UTILIZATION
%EFFECTIVE CEILING CAVITY REFLECTANCE
0
80
70
% WALL REFLECTANCE
50 30
10
50
30
10
1 .94 .93 .91 .93 .91 .90
2 .90 .88 .86 .89 .87 .85
3 .87 .84 .82 .86 .83 .81
4 .84 .81 .78 .83 .80 .78
5 .80 .77 .75 .80 .77 .74
6 .78 .75 .72 .77 .74 .72
7 .75 .72 .69 .75 .72 .69
8 .73 .69 .67 .72 .69 .67
9 .70 .67
64 .70 .67 .64
10 .68 .65 .62 .68 .65 .62
20% FLOOR CAVITY REFLECTANCE
65W to 120W BR40FL, C.U. x 1.0; 300W R40FL, C.U. x .95
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
7026AO
9" Aperture BR40 / R40 / PAR38
Clear Alzak with 120W BR40 FL
Clear Alzak with 120W BR40 FL
1600 Lumens Per Lamp
1600 Lumens Per Lamp
RCR = 1
RCR = 1
(60' x 60' x 8.5' room)
(60' x 60' x 8.5' room)
RCR = 5
RCR = 5
(12' x 12' x 8.5' room)
(12' x 12' x 8.5' room)
RCR = 10
RCR = 10
(6' x 6' x 8.5' room)
(6' x 6' x 8.5' room)
Room Surface Reflectances:
Room Surface Reflectances:
80% Ceiling; 50% Walls; 20% Floor
80% Ceiling; 50% Walls; 20% Floor
60
60
80
80
100
100
120
120
8
8
9
9
10
10
11
11
CANDLEPOWER SUMMARY
ANGLE
MEAN CP
LUMENS
0
3418
5
2993
280
10
2325
15
1771
508
20
1295
25
791
381
30
413
35
134
150
40
72
45
0
14
50
0
55
0
0
60
0
65
0
0
70
0
75
0
0
80
0
85
0
0
90
0
ZONAL LUMENS AND PERCENTAGES
ZONE
LUMENS
% LAMP
% LUMINAIRE
0–30
1167
73.00
87.70
0–40
1317
82.35
98.95
0–60
1331
83.23
100.00
0–90
1331
83.23
100.00
40–90
14
.88
1.05
60–90
0
.00
90–180
0
.00
0–180
1331
83.23
100.00
** EFFICIENCY = 83.28% **
50
30
10
50
30 10
50 30
10
50
30
10
.89 .88 .87 .86 .85 .85
.83 .83 .82
.86 .85 .83 .84 .83 .81
.82 .81 .80
.84 .82 .80 .82 .80 .79
.80 .79 .78
.81 .79 .77 .80 .76 .76
.78 .77 .75
.78 .76 .74 .77 .75 .73
.76 .74 .73
.76 .74 .72 .75 .73 .71
.74 .72 .71
.74 .71 .69 .73 .70 .68
.72 .70 .68
.71 .69 .67 .71 .68 .66
.70 .68 .66
.69 .66 .64 .69 .66 .64
.68 .65 .64
.67 .64 .62 .67 .64 .62
.66 .64 .62
Conversion Factor:
Type:
www.lightolier.com
.00
.00
0
0
.81
.79
.76
.74
.72
.70
.67
.65
.63
.61
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