Lightolier CD7-7 brochure Fixture Lengths & Mounting Locations, Sample Run, Mounting Details

Lighting Systems CD7-7

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Performance and Quick Calculator

CANDLEPOWER CURVE

180˚	175˚	165˚	155˚	145˚	135˚
600
					125˚
400
					115˚
200					105˚
					95˚
0					90˚
					85˚
200					75˚
400					65˚
					55˚
600
0˚	5˚	15˚	25˚	35˚	45˚
REPORT NO: -3- *
LAMPS: 8 5
LUMENS: 
EFFICIENCY: 

		CANDLEPOWER
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COEFFICIENTS OF UTILIZATION


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						70			
				 8"-- 3&'-&$5"/$&
			30	10		30	10		30	10
	0									
$"7*5: 300.3"5*0	1	76	73	70	70	67				
					32	27	23		23	20
	2		63	60	62					
	3	60								
										36
				37						31
	6		37	32			31		30	27
	7		32		36	30	26	31	26	23
		31		21			20		21	
	10	27	21		 20 17			22 17 
		 '-003 $"7*5: 3&'-&$5"/$&

ZONAL LUMEN SUMMARY

Fixture Lengths & Mounting Locations
45-1/2” (115.57cm)	6” (15.24cm)	37” (93.98cm)
49” (124.46cm)		49” (124.46cm)
4-Foot Cable and Stem		Wall
94-1/2” (240.03cm)

98” (248.926cm)

8-Foot Cable and Stem

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		SPACING RATIOS: PARALLEL = 1.2 / PERPENDICULAR = 1.7
		ROOM SURFACE REFLECTANCES: 80% CEILING, 50% WALLS, 20% FLOOR
	120						3200 LUMENS PER LAMP
FOOTCANDLES	100						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)
	80
INITIAL	60
	40
	20
	10			20	30	40	50	60	70	80	90
					AREA PER FIXTURE IN SQUARE FEET
	3		4	5		6	7		8	9

CENTER TO CENTER DISTANCE OF FIXTURES IN FEET

ABOVE DATA FOR 1LT-40 W 49” UNITS. FOR 2LT 49” UNITS FC X 17

Sample Run

94-1/2” (240.03cm)	49” (124.46cm)
			94-1/2” (240.03cm)
8-Foot Fixture		4-Foot Fixture	8-Foot Fixture
		20’ 5” (622.30cm)

Mounting Details

		24”				24”
	(60.96c		m)		(60.96c		m)
		3-1/4” (8.26cm)				3-1/4” (8.26cm)
9” (22.86cm)				9” (22.86cm)
Stem				Cable

4-1/2”

(15.43cm)

12” (30.48cm)

3-5/8”(9.21cm)

		3” (7.62cm)
	9” (22.86cm)
	Surface	Wall
Job Information		Type:


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