Apr par20 4ar, 4” apr open reflector – Gotham 4 APR Open Reflector PAR20 SpecSheet User Manual

Page 3

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GOTHAM ARCHITECTURAL DOWNLIGHTING | 1400 Lester Road Conyers GA 30012 | P 800.315.4982 | gothamlighting.com

© 2007-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 06/06/13. Specifications subject to change without notice.

PAGE 3 OF 3

APR-4-PAR20

APR PAR20 4AR

50W PAR20/CAP/NFL(30) LAMP, 0.4 SPACING CRITERIA, 530 RATED LUMENS, TEST NO. LTL12823

PH

OTO
M

ET

RY

Distribution Curve

Distribution Data

Output Data

Coefficient of Utilization

Illuminance: Single Luminaire 30” Above Floor

4” APR

Open Reflector

PAR20 Lamp 50-Watt Max

PHOTOMETRY NOTES

Tested to current IES and NEMA standards under stabilized laboratory condition.

Actual performance may differ as a result of end-user environment and application.

Consult factory or IES file for microgroove baffle, black cone or other photometric reports.

Zone Lumens % Lamp

0˚ - 30˚
0˚ - 40˚
0˚ - 60˚
0˚ - 90˚

90˚ - 180˚

0˚ - 180˚

411
427
429
429

0

429

77.5
80.6
80.9
80.9

0.0

*80.9

*Total Efficiency

10˚

30˚

50˚

70˚

90˚

300

600

900

1200

1500

1800

pf

20%

pc

80%

70%

50%

pw 50% 30% 50% 30% 50% 30%

0
1
2
3
4
5
6
7
8
9

10

96
91
87
83
80
76
74
71
69
66
64

96
90
84
80
76
73
70
68
65
63
61

94
90
85
82
79
76
73
71
68
66
64

94
88
83
79
76
73
70
67
65
63
61

90
86
83
80
77
74
72
70
68
65
64

90
85
81
78
75
72
69
67
65
63
61

50% beam - 22.3˚ 10% beam - 47.4˚

Mounting

Height

Inital FC

Center

Beam Diameter

FC

Diameter

FC

8

10
12
14
16

62.3
33.5
20.9
14.3
10.3

2.2
3.0
3.7
4.5
5.3

31.2
16.8
10.4

7.1
5.2

4.8
6.6
8.3

10.1
11.9

6.2
3.4
2.1
1.4
1.0

cp

Lumens


15˚
25˚
35˚
45˚
55˚
65˚
75˚
85˚
90˚

1886
1545

659
198

21

2
0
0
0
0
0

134
184

93
16

2
0
0
0
0

APR PAR20 4AR

50W PAR20/SP-10° LAMP, 0.1 SPACING CRITERIA, 570 RATED LUMENS, TEST NO. LTL12908

Zone Lumens % Lamp

0˚ - 30˚
0˚ - 40˚
0˚ - 60˚
0˚ - 90˚

90˚ - 180˚

0˚ - 180˚

428
438
440
441

0

441

75.1
76.8
77.3
77.3

0.0

*77.3

*Total Efficiency

10˚

30˚

50˚

70˚

90˚

1600

3200

4800

6400

8000

pf

20%

pc

80%

70%

50%

pw 50% 30% 50% 30% 50% 30%

0
1
2
3
4
5
6
7
8
9

10

92
88
84
81
79
76
74
72
71
69
68

92
86
82
79
76
74
71
70
68
67
65

90
86
83
80
78
76
74
72
70
69
68

90
85
81
78
75
73
71
69
68
66
65

86
83
81
78
76
74
73
71
70
68
67

86
82
79
77
74
72
71
69
67
66
65

50% beam - 7.1˚ 10% beam - 23.7˚

Mounting

Height

Inital FC

Center

Beam Diameter

FC

Diameter

FC

8

10
12
14
16

269.8
145.1

90.4
61.7
44.8

0.7
0.9
1.2
1.4
1.7

134.8

72.5
45.2
30.8
22.4

2.3
3.1
4.0
4.8
5.7

27.0
14.5

9.0
6.2
4.5

cp

Lumens


15˚
25˚
35˚
45˚
55˚
65˚
75˚
85˚
90˚

8161
2823

508
107

13

3
0
0
0
0
0

228
149

50
10

2
0
0
0
0

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