Lightolier 8052 specifications 13W Quick Calculator, Spacing Ratio =, Coefficients Of Utilization

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Calculite® CFL Open Downlight 8052

Page 2 of 2

13W

Quick Calculator

 

60

 

 

 

 

ROOM SURFACE REFLECTANCES:

 

 

 

 

 

 

80% Ceiling; 50% Wall, 20% Floor

INITIAL

50

 

 

 

 

860 Lumens Per Lamp

 

 

 

 

 

 

 

 

 

RCR= 1 (Rm. Width = 10xMtg. Ht. above work plane)

 

40

 

 

 

 

RCR= 5 (Rm. Width = 2xMtg. Ht. above work plane)

FOOTCANDLES

 

 

 

 

 

RCR=10 (Rm. Width = Mtg. Ht. above work plane)

30

 

 

 

 

 

 

 

 

 

 

 

20

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

 

20

30

40

50

60

70

80

90

 

 

 

AREA PER FIXTURE IN SQUARE FEET

 

 

3

4

5

6

 

7

 

8

9

10

CENTER TO CENTER DISTANCE OF FIXTURES IN FEET

This quick calculator chart determines the number and spacing of 2 lt.-13W Quad Tube units with clear or clear incandescent free reflector, for any level of illumination.

Spacing Ratio = 1.6

Certified Test Report Number: LSI 9474

COMPUTED BY: LSI PROGRAM “TEST-LITE”

PREPARED FOR: LIGHTOLIER INC.

APERTURE: 7 3/8”

REFLECTOR: SPECULAR CLEAR, OPEN BOTTOM

LAMPS: TWO OSRAM DOUBLE DULUX 13W/41 QUAD TUBES RATED AT 860 LUMINES.

 

 

 

CANDELPOWER SUMMARY

 

ACROSS

 

Angle

Along

22.5

45

67.5

Across

Lumens

45

 

0

418

418

418

418

418

 

ALONG

 

5

406

412

422

439

442

41

 

10

400

410

441

471

490

 

 

 

 

 

 

15

388

414

455

497

526

129

 

90

20

378

427

470

493

542

 

 

25

411

442

514

499

532

222

 

 

 

 

30

409

461

509

512

535

 

 

 

35

397

437

500

515

524

290

 

 

40

347

369

415

430

446

 

 

 

45

267

279

291

307

324

214

200

60

50

114

113

111

121

134

 

 

 

55

18

11

13

13

17

33

 

 

60

4

3

4

3

4

 

 

 

65

3

1

2

2

3

2

 

 

70

1

0

1

0

2

 

400

 

75

1

0

0

0

1

0

 

80

0

0

0

0

0

 

 

 

 

 

 

85

0

0

0

0

0

0

 

 

90

0

0

0

0

0

 

600

 

ZONAL LUMENS AND PERCENTAGES

 

 

Zone

Lumens

% Lamp

% Luminaire

0

 

30

0–30

 

391

22.74

42.01

 

0–40

 

681

39.60

73.16

 

 

 

**EFFICIENCY = 54.1%**

 

0–60

 

928

53.98

99.73

 

 

0–90

 

930

54.13

100.00

 

 

40–90

 

249

14.53

26.84

DATE: MAY 22, 1990

 

60–90

 

2

.15

 

 

.27

 

90–180

 

0

.00

 

 

.00

 

 

 

 

 

 

 

0–180

 

930

54.13

100.00

TESTED ACCORDING TO IES PROCEDURES. TEST DISTANCE = 7.9 METERS (26.0 Ft.)

Coefficients Of Utilization

 

 

 

 

 

% Effective Ceiling Cavity Reflectance

 

 

 

 

 

 

 

 

80

 

 

70

 

 

50

 

 

 

30

 

 

10

 

0

 

 

 

 

 

 

 

%Wall Reflectance

 

 

 

 

 

 

 

 

 

 

50

30

10

50

30

10

 

30

10

 

50

30

10

50

30

10

0

 

 

50

 

 

1

.60

.58

.57

.59

.57

.56

.56

.55

.54

 

.54

.54

.53

.52

.52

.51

.50

ROOM

2

.55

.53

.51

.54

.52

.51

.53

.51

.49

 

.51

.50

.48

.50

.48

.47

.46

3

.51

.48

.46

.50

.48

.46

.49

.47

.45

 

.47

.46

.44

.46

.45

.43

.42

 

 

CAVITY

4

.47

.44

.42

.47

.44

.41

.45

.43

.41

 

.44

.42

.40

.43

.41

.40

.39

5

.43

.40

.37

.43

.40

.37

.42

.39

.37

 

.41

.38

.37

.40

.38

.36

.35

 

6

.40

.36

.34

.39

.36

.34

.39

.36

.33

 

.38

.35

.33

.37

.36

.33

.32

RATIO

7

.36

.33

.30

.36

.33

.30

.35

.32

.30

 

.35

.32

.30

.34

.32

.30

.29

8

.33

.30

.27

.33

.29

.27

.32

.29

.27

 

.32

.29

.27

.31

.28

.26

.26

 

 

 

9

.30

.27

.24

.30

.26

.24

.29

.26

.24

 

.29

.26

.24

.28

.26

.24

.23

 

10

.27

.24

.21

.27

.24

.21

.27

.23

.21

 

.26

.23

.21

.26

.23

.21

.20

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

20% FLOOR CAVITY REFLECTANCE

For Units with Clear or Clear Irridescence Free reflector, multiply C.U.’s by 1.0.

6" Aperture (2) Quad Tube Horizontal Lamp

Job Information

Type:

 

 

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. www.lightolier.com © 2008 Philips Group • A0708

Lightolier is a Philips group brand

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Contents Reflector Trim Frame-In Kit Lamp FeaturesOptions and Accessories ElectricalCoefficients Of Utilization 13W Quick CalculatorSpacing Ratio =

8052 specifications

The Lightolier 8052 is a remarkable lighting fixture that has made a significant impact in the field of architectural and decorative illumination. Renowned for its sleek design and advanced technology, the 8052 model exemplifies Lightolier's commitment to quality and innovation.

One of the standout features of the Lightolier 8052 is its versatility. This fixture is designed for both residential and commercial applications, making it an ideal choice for a variety of environments. Whether it’s illuminating a cozy living room, an elegant dining area, or a bustling retail space, the 8052 adapts seamlessly to different settings and aesthetic preferences.

The 8052 boasts an impressive lumen output, providing bright and efficient lighting that enhances the overall atmosphere of any space. With its ability to deliver consistent illumination, this model is particularly effective for highlighting artwork, architectural details, or retail displays, drawing attention where it's most needed.

In terms of technology, the Lightolier 8052 features state-of-the-art LED capabilities. LEDs not only contribute to energy efficiency but also offer longevity, reducing the need for frequent replacements. This sustainability aspect aligns with contemporary demands for eco-friendly products, making the 8052 a forward-thinking choice for environmentally conscious consumers and businesses.

Another notable characteristic of the Lightolier 8052 is its customizable options. Users can select different color temperatures, ranging from warm to cool whites, to create the desired mood and ambiance. The fixture is also available in multiple finishes, allowing it to blend harmoniously with various interior design styles, whether modern, traditional, or minimalist.

The design of the 8052 reflects a keen attention to aesthetics and function. Its sleek lines and unobtrusive profile make it an elegant addition to any room. Moreover, the fixture supports various mounting options, including wall, ceiling, and pendant, thus enhancing its application versatility.

Overall, the Lightolier 8052 is a sophisticated lighting solution that stands out in terms of performance, efficiency, and design. With its advanced LED technology, customizable features, and aesthetic appeal, this fixture is poised to remain a popular choice among designers and consumers seeking to enhance their spaces with effective and beautiful lighting solutions.
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