Lightolier CS8232/42 42W Quick Calculator, 32W Quick Calculator, Coefficients Of Utilization

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Calculite® Compact Fluorescent Surface Cylinder CS8232/42

Page 2 of 2

42W

Quick Calculator

 

100

 

90

 

80

Footcandles

70

40

 

60

 

50

Initial

20

 

30

 

10

Room Surface Reflectances:

80% Ceiling; 50% Wall; 20% Floor

3200 Lumens Per Lamp

RCR= 1 (Rm. Width= 10xMtg. Ht. above work plane) RCR= 5 (Rm. Width= 2xMtg. Ht. above work plane) RCR=10 (Rm. Width= Mtg. Ht. above work plane)

8" Aperture Triple Tube (4-Pin) Ceiling & Wall Mount

32W

Quick Calculator

 

100

Room Surface Reflectances:

 

90

80% Ceiling; 50% Wall; 20% Floor

 

2400 Lumens Per Lamp

 

80

 

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

 

 

Footcandles

70

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

40

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

 

60

 

 

50

 

Initial

30

 

 

 

 

20

 

 

10

 

 

25

 

50

 

75

100

125

150

175

200

225

 

 

 

 

Area Per Fixture In Square Feet

 

 

 

4

5

6

7

8

9

10

11

12

13

14

15

Center To Center Distance Of Fixtures In Feet

This quick calculator chart determines the number and spacing of 2 It. - 42 Watt PL-T units with clear reflector: for any level of illumination.

Spacing Ratio: Along=1.4 Across=1.7

Certified Test Report N0. ITL44463 Independent Testing Laboratories, Inc.

Recessed Calculite Downlight 8038CLIF/8242HE120 8" Aperture Specular Clear Reflector

Two Philips 42-Watt Pl-t 42W/4P Triple U-Tube. Compact Fluorescents. Horizontal Position. Lumen Rating =3200 Lms

 

25

 

50

 

75

100

125

150

175

200

225

 

 

 

 

Area Per Fixture In Square Feet

 

 

 

4

5

6

7

8

9

10

11

12

13

14

15

Center To Center Distance Of Fixtures In Feet

This quick calculator chart determines the number and spacing of 2 It. - 32 W PL-T units with clear reflector: for any level of illumination.

For 26W lamps, multiply F.C. by 0.8.

Spacing Ratio: Along=1.4 Across=1.6

Certified Test Report N0. ITL44462

(Based on recessed fixture 8038CLW/8232HE120) Independent Testing Laboratories, Inc.

Recessed Calculite Downlight 8038CLIF/8232HE120 8" Aperture Specular Clear Reflector

Two Philips 32-Watt 32W/35/4P Triple U-Tube. Compact Fluorescents. Horizontal Position. Lumen Rating =2400 Lms

800

 

 

1600

 

 

2400

 

 

0

15

30

 

0-deg:

 

 

90-deg:

 

 

180-deg:

 

 

 

CA NDLE POWER SUMMARY

 

ANGLE

0.0

45.0

90.0

135.0

180.0

FLUX

90

0

1800

1800

1800

1800

1800

 

5

1748

1821

1960

1951

1817

184

 

15

1695

2065

2423

2380

1892

616

75

25

1828

2305

2516

2461

2082

1048

35

1505

2016

2330

2138

1821

1264

 

45

1135

1419

1505

1454

1366

1063

 

55

49

83

63

53

46

142

60

65

4

3

3

3

2

3

75

1

1

1

1

1

1

 

 

85

0

0

0

0

0

0

 

90

0

0

0

0

0

 

 

ZONAL LUMENS AND PERCENTAGES

 

45

ZONE

 

LUMENS

% LAMP

%LUMINAIRE

 

0-30

 

1847

 

28.9

 

42.8

 

0-40

 

3112

 

48.6

 

72.0

 

0-60

 

4316

 

67.4

 

99.9

 

0-90

 

4320

 

67.5

 

100.0

 

90-180

0

 

0.0

 

0.0

 

0-180

 

4320

 

67.5

 

100.0

** Efficiency = 67.5% **

 

 

 

 

CANDLE POWER SUMMARY

 

 

 

ANGLE

0.0

45.0

90.0

135.0

180.0

FLUX

 

 

90

0

1499 1499

1499

1499

1499

 

 

 

5

1502 1555

1643

1573

1426

152

 

 

 

15

1546 1829

2017

1862

1330

505

 

 

 

25

1628 2073

2090

1747

1440

844

 

 

75 35

1312 1820

1842

1573

1242

1007

 

 

 

45

823

1034

1242

1222

1181

849

800

 

 

55

31

55

61

58

61

118

 

 

60

65

2

2

3

2

2

3

 

 

 

75

1

1

1

1

1

1

 

 

 

85

0

0

0

0

0

0

 

 

 

90

0

0

0

0

0

 

1600

 

 

ZONAL LUMENS AND PERCENTAGES

 

 

 

45

ZONE

LUMENS

% LAMP

%LUMINAIRE

 

 

 

0-30

 

1500

31.3

 

43.1

 

 

 

0-40

 

2508

52.2

 

72.1

 

 

 

0-60

 

3475

72.4

 

99.9

2400

 

 

0-90

 

3479

72.5

 

100.0

 

15

30

90-180

 

0

0.0

 

0.0

0

0-180

 

3479

72.5

 

100.0

 

0-deg:

 

 

** Efficiency = 72.5% **

 

 

90-deg:

 

 

 

 

 

 

 

 

 

 

 

 

 

180-deg:

 

 

 

 

 

 

 

 

Date: Jan 3, 1996

Tested According To IES Procedures.

Prepared For: Lightolier, Fall River, MA

Test Distance Exceeds Five Times the

 

Greatest Luminous Opening Of Luminaire.

Coefficients Of Utilization

 

 

 

 

 

% Effective Ceiling Cavity Reflectance

 

 

 

 

 

 

 

 

80

 

 

70

 

 

 

 

50

 

 

 

30

 

 

10

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

% Wall Reflectance

 

 

 

 

 

 

 

 

 

50

30

10

50

30

10

 

 

50

30

10

 

50

30

10

50

30

10

0

 

 

 

 

 

1

.74

.72

.70

.72

.70

.69

 

 

.69

.68

.67

 

.67

.66

.65

.65

.64

.63

.62

 

2

.67

.64

.61

.66

.63

.61

 

 

.64

.61

.59

 

.62

.60

.58

.60

.58

.57

.56

Ratio

3

.61

.57

.54

.60

.57

.54

 

 

.58

.55

.53

 

.57

.54

.52

.55

.53

.51

.50

4

.56

.51

.48

.55

.51

.48

 

 

.54

.50

.47

 

.52

.49

.46

.51

.48

.46

.45

Cavity

5

.51

.46

.43

.50

.46

.43

 

 

.49

.45

.42

 

.48

.44

.42

.47

.44

.41

.40

6

.47

.42

.38

.46

.42

.38

 

 

.45

.41

.38

 

.44

.40

.38

.43

.40

.37

.36

 

 

 

 

Room

7

.43

.41

.37

.46

.41

.37

 

 

.45

.40

.37

 

.44

.40

.37

.43

.39

.36

.35

9

.36

.32

.28

.36

.31

.28

 

 

.35

.31

.28

 

.35

.31

.28

.34

.31

.28

.27

 

8

.39

.35

.31

.39

.34

.31

 

 

.38

.34

.31

 

.37

.34

.31

.37

.33

.31

.30

 

10

.34

.29

.26

.33

.29

.26

 

 

.33

.29

.26

 

.32

.28

.26

.32

.28

.26

.25

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

20% Floor Cavity Reflectance

Date: Dec 4, 1995

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

 

 

 

50

 

 

 

30

 

 

10

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

% Wall Reflectance

 

 

 

 

 

 

 

 

50

30

10

50

30

10

 

50

30

10

 

50

30

10

50

30

10

0

 

 

 

 

 

1

79

.77

.75

.78

.76

.74

 

.75 .73 .72

 

.72

.71

.70

.69 .68 .68

.66

 

2

.72

.69

.66

.71

.68

.65

 

.69

.66

.64

 

.66

.64

.62

.64

.62

.61

.60

Ratio

3

.66

.62

.58

.65

.61

.58

 

.63

.59

.57

 

.61

.58

.56

.59

.57

.55

.54

4

.60

.55

.52

.59

.55

.51

 

.58

.54

.51

 

.56

.53

.50

.55

.52

.49

.48

Cavity

5

.55

.50

.46

.54

.49

.46

 

.53

.49

.45

 

.51

.48

.45

.50

.47

.44

.43

6

.50

.45

.41

.50

.45

.41

 

.48

.44

.41

 

.47

.43

.40

.46

.43

.40

.39

Room

7

.46

.41

.37

.46

.41

.37

 

.45

.40

.37

 

.44

.40

.37

.43

.39

.36

.35

8

.42

.37

.34

.42

.37

.34

 

.41

.37

.33

 

.40

.36

.33

.40

.36

.33

.32

 

 

 

 

9

.39

.34

.31

.39

.34

.31

 

.38

.34

.30

 

.37

.33

.30

.37

.33

.30

.29

 

10

.36

.31

.28

.36

.31

.28

 

.35

.31

.28

 

.35

.31

.28

.34

.30

.28

.26

20% Floor Cavity Reflectance. For 26W lamps, multiply C.U. by 1.1.

Job Information

 

Type:

 

 

 

 

 

 

 

 

 

 

Lightolier a Genlyte Thomas 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.

© 2003 Genlyte Thomas Group LLC (Lightolier Division) • B0303

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Contents Complete Fixture Ceiling Mount Lamp FeaturesOptions and Accessories Complete Fixture Wall Mount LampSpacing Ratio Along=1.4 Across=1.7 42W Quick Calculator32W Quick Calculator Spacing Ratio Along=1.4 Across=1.6

CS8232/42 specifications

The Lightolier CS8232/42 is a sophisticated and innovative lighting solution that is making waves in both residential and commercial settings. This product exemplifies the ideal blend of functionality, efficiency, and aesthetic appeal, making it a popular choice among architects, interior designers, and homeowners alike.

One of the standout features of the CS8232/42 is its sleek and minimalistic design. The fixture is crafted with an emphasis on modern aesthetics, ensuring it seamlessly integrates into various decor styles. Its low profile ensures easy installation in ceilings and enhances the overall ambiance of the space.

The CS8232/42 utilizes advanced LED technology, which significantly improves energy efficiency compared to traditional lighting options. With a high lumen output coupled with low energy consumption, this fixture provides bright illumination while also promoting sustainability. The long lifespan of the LED lights means reduced maintenance and replacement costs, making it an economical choice in the long run.

Another noteworthy characteristic of the CS8232/42 is its excellent color rendering ability. With a high Color Rendering Index (CRI), this fixture ensures that colors appear vibrant and true to life. This feature is particularly important in spaces where color accuracy is crucial, such as art studios, retail environments, and design showrooms.

The CS8232/42 is also designed with versatility in mind. It supports various dimming options, allowing users to customize the lighting levels according to their preferences and the specific requirements of any given space. Whether creating an inviting atmosphere for a gathering or providing focused lighting for tasks, this fixture adapts effortlessly.

In terms of installation, the CS8232/42 is designed for ease of use. Its compact size and lightweight construction facilitate quick and simple mounting, reducing labor costs and installation time. The fixture is compatible with most standard ceiling types, further enhancing its versatility.

Durability is another key aspect of the CS8232/42. Built from high-quality materials, it is designed to withstand the rigors of daily use while maintaining its aesthetic appeal. Additionally, it is resistant to environmental factors, making it suitable for a range of applications, from indoor residential spaces to more demanding commercial environments.

Overall, the Lightolier CS8232/42 is an exceptional lighting fixture that combines style, technology, and practicality. Its energy efficiency, excellent color rendering, versatility, and durability make it an outstanding choice for anyone looking to enhance their space with high-quality illumination.
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