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8” vrafv lightshield, Vrafv 1/42trt 8ar cgl – Gotham 8 VRAFV Lightshield SpecSheet User Manual

Page 3

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

© 2012-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 09/10/13. Specifications subject to change without notice.

PAGE 3 OF 3

VRAFV-8-LEnSEd

PH

OTO
M

ET

RY

8” VRAFV

Lightshield™

Vertical Double Twin-Tube or Triple-Tube Lamp

PHOTOMETRY NOTES

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

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.

VRAFV 1/42TRT 8AR CGL

(1) 42W LAMP, 3200 RATED LUMENS, 0.8 S/MH TEST NO. LTL20706

VRAFV 1/42TRT 8AR T73

(1) 42W LAMP, 3200 RATED LUMENS, 0.9 S/MH TEST NO. LTL20705

Distribution Curve

Distribution Data

Output Data

Coefficient of Utilization

Illuminance: Single Luminaire 30” Above Floor

20°

40°

60°

80°

400

800

1200

Ave

Lumens

0

5

15

25

35

45

55

65

75

85

90

1442

1424

1252

951

611

292

139

69

41

12

0

134

349

435

378

231

127

70

44

13

Zone

Lumens % Lamp

0° - 30°

0° - 40°

0° - 60°

0° - 90°

90° - 180°

0° - 180°

917.6

1295.6

1653.2

1780.9

0.0

1780.9

28.7

40.5

51.7

55.7

0.0

*55.7

*Efficiency

%

0

2

f

p

pc

80%

70%

50%

pw

50% 30% 10%

50% 30% 10%

50% 30% 10%

0

1

2

3

4

5

6

7

8

9

10

66

60

55

50

46

42

39

36

34

31

29

66

58

52

46

42

38

35

32

30

28

26

66

57

49

44

39

35

32

29

27

25

23

65

59

54

49

45

41

38

36

33

31

29

65

57

51

46

41

38

35

32

29

27

26

65

56

49

43

39

35

32

29

27

25

23

62

57

52

48

44

40

37

35

33

30

29

62

55

50

45

41

37

34

31

29

27

25

62

54

48

43

38

35

32

29

27

25

23

RCR

50% beam -

49.4°

10% beam -

84.8°

Mounting

Height

Inital FC

Center

Beam Diameter FC Diameter FC

8.0

10.0

12.0

14.0

16.0

47.7

25.6

16.0

10.9

7.9

5.1

6.9

8.7

10.6

12.4

23.8

12.8

8.0

5.5

4.0

10.0

13.7

17.3

21.0

24.6

4.8

2.6

1.6

1.1

0.8

20°

40°

60°

80°

600

1200

Ave

Lumens

0

5

15

25

35

45

55

65

75

85

90

1683

1747

1343

1039

734

437

212

14

7

4

0

162

375

474

459

341

182

20

8

4

Zone

Lumens % Lamp

0° - 30°

0° - 40°

0° - 60°

0° - 90°

90° - 180°

0° - 180°

1011.7

1470.4

1993.0

2024.8

0.0

2024.8

31.6

46.0

62.3

63.3

0.0

*63.3

*Efficiency

%

0

2

f

p

pc

80%

70%

50%

pw

50% 30% 10%

50% 30% 10%

50% 30% 10%

0

1

2

3

4

5

6

7

8

9

10

75

69

63

58

53

49

45

41

38

36

34

75

67

60

54

49

44

40

37

34

32

29

75

66

57

51

45

41

37

34

31

29

27

74

68

62

57

52

48

44

41

38

36

33

74

66

59

53

48

44

40

37

34

31

29

74

65

57

50

45

41

37

34

31

29

26

70

65

60

55

51

47

43

40

37

35

33

70

64

58

52

47

43

39

36

34

31

29

70

63

56

50

45

40

37

34

31

28

26

RCR

50% beam -

45.9°

10% beam -

88.5°

Mounting

Height

Inital FC

Center

Beam Diameter FC Diameter FC

8.0

10.0

12.0

14.0

16.0

55.6

29.9

18.6

12.7

9.2

4.7

6.4

8.1

9.7

11.4

27.8

15.0

9.3

6.4

4.6

10.7

14.6

18.5

22.4

26.3

5.6

3.0

1.9

1.3

0.9