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Job Information 

Type:

"JSQPSU3PBE'BMM3JWFS."t t'BY 

We reserve the right to change details of design, materials and finish.

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Lighting Systems

 RT6-7

1BHFPG

-ZUFUVCF*OEJSFDU-JHIU51FS'PPU4FDUJPO

20

20

3

4

5

6

7

8

9

10

11

12

13

40

60

80

100

120

140

160

40

60

80

100

120

ROOM SURFACE REFLECTANCES: 80% CEILING, 50% WALLS, 20% FLOOR

INITIAL FOOTCANDLES

AREA PER FIXTURE IN SQUARE FEET

CENTER TO CENTER DISTANCE OF FIXTURES IN FEET

2000 LUMENS PER LAMP

RCR  =  1  (R

m

. Width  =  10xMtg. Ht. above work plane)

RCR  =  5  (R

m

. Width  =  2xMtg. Ht. above work plane)

RCR  =  10  (R

m

. Width  =  Mtg. Ht. above work plane)

SPACING RATIOS: PARALLEL  =  1.3 / PERPENDICULAR  =  1.5

Mounting & Joiner Block Accessories

"T" Joiner Block 

RT62-TD

6"

6"

9"

9"

"L" Joiner Block

RT62-LD

6"

6"

9"

12"

6"

6"

9"

12"

"X" Joiner Block

RT62-XD

Power Feed End Set
Cable/Cord

RT62 EDCC36
(straight cord) 
RT62 EDCCC36
(coiled cord)
Max 10 a

m

ps.

Single Stem
Chrome

Power Feed End Set
Chrome Stem

RT62 ED12 = 12" OAL
RT62 ED18 = 18" OAL
RT62 ED24 = 24" OAL

3"

3"

Cable Assemblies

C36 (cable only)
CC36 (cable/straight
cord feed)
CCC36 (cable/coiled
cord feed)

Inline joiner block available: RT62ILD

Sample Run

Fixture Lengths & Mounting Locations

4-FOOT JOINER

8-FOOT JOINER

96" (243.84c

m

)

48" (121.92c

m

)

POWER FEED

SINGLE

SINGLE

SINGLE

END SET

STEM OR CABLE

STEM OR CABLE

STEM OR CABLE

8-FOOT JOINER

8-FOOT JOINER

4-FOOT JOINER

96" (243.84c

m

)

96" (243.84c

m

)

48" (121.92c

m

)

20' 6" (624.84c

m

)

3” (7.62c

m

)     6“ (15.24c

m

)     9" (22.86c

m

)     12” (30.54c

m

)     18” (45.72c

m

)     24” (60.96c

m

)

S12 = 12" OAL
S18 = 18" OAL
S24 = 24" OAL
Add 

WH 

for

white ste

m

Ordering Instructions

Individual Fixtures:

1. Order nu

m

ber of JOINER FIXTURES.

2. Order one POWER FEED END SET per fixture.
3. Order one SINGLE STEM or CABLE ASSEMBLY per JOINER FIXTURE.

Continuous Rows:

1. Deter

m

ine run length.

2. Order the appropriate nu

m

ber of JOINER FIXTURES for the co

m

plete run.

3. Order one POWER FEED END SET per run.
4. Order one SINGLE STEM or CABLE ASSEMBLY per JOINER FIXTURE.
5. For cable 

m

ounted runs that exceed a

m

perage li

m

its, order the appropriate

nu

m

ber of CABLE/CORD FEEDS.

Square/Rectangle Patterns:

1. Order appropriate nu

m

ber of JOINER FIXTURES to co

m

plete the  pattern size.

2. Order nu

m

ber and type of JOINER BLOCKS required.

3. Order one SINGLE STEM or CABLE ASSEMBLY per JOINER FIXTURE.
4. For cable 

m

ounted patterns that exceed a

m

perage li

m

its, order the appropriate

nu

m

ber of CABLE/CORD FEEDS.

Add  

WH 

for

white ste

m

Performance and Quick Calculator

90˚

85˚

95˚

105˚

75˚

65˚

55˚

115˚

125˚

180˚  175˚      165˚        155˚          145˚               135˚

0˚    5˚        15˚           25˚            35˚                 45˚

600

400

800

200

1000

600

800

400

1000

200

1200

1200

0

REPORT NO: LRL 489-10E
LAMPS:  2-32WT8
LUMENS: 2900
EFFICIENCY:  62.0%

COEFFICIENTS OF UTILIZATION

% EFFECTIVE CEILING CAVITY REFLECTANCE

80

70

50

% WALL REFLECTANCE

50

30

10

50

30

10

50

30

10

0

59

59

59

41

51

51

35

35

35

1

51

49

47

44

42

40

30

29

28

2

44

41

38

38

35

33

26

25

23

3

39

35

31

33

30

27

23

21

19

4

34

30

26

29

26

23

20

18

16

5

30

26

22

26

22

19

18

16

14

6

27

22

19

23

19

16

16

13

12

7

24

19

16

21

17

14

14

12

10

8

22

17

14

19

15

12

13

10

9

9

19

15

12

17

13

11

12

9

8

10

18

14

11

15

12

9

11

8

7

ROOM CA

VITY RA

TIO

CANDLEPOWER CURVE

ZONAL LUMEN SUMMARY

ZONE

LUMENS % BARELAMP % LUMINAIRE

0-90

91

1.6

2.5

90-180

3506

60.4

97.5

0-180

3597

62.0

100.0

CANDLEPOWER 

180

763

763

763

763

763

175

758

762

776

794

800

165

739

814

916

970

978

155

681

841

942

1015

1035

145

601

809

929

1045

1078

135

474

690

848

999

1042

125

368

582

796

898

885

115

221

429

566

616

628

105

89

236

320

356

360

95

14

71

99

109

109

90

0

47

57

67

69

85

0

28

38

48

58

75

0

12

25

40

42

65

0

4

19

29

31

55

0

2

7

13

15

45

0

0

3

4

5

35

0

0

1

3

3

25

0

0

0

0

0

15

0

0

0

0

0

5

0

0

0

0

0

0

0

0

0

0

0

ZONE
Deg.

0

22

45

67

90

Di

m

ensions given are both fixture

lengths and 

m

ounting distances.

3” (7.62c

m

) END SET

Reviews: