Lightolier 23F20T4 Lighting Data, Footcandles on Wall, Job Informationv, Footcandles on wall

Lytespan® Track Lighting System  23F20T4

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Lighting Data

Footcandles on wall:

33 f.c.

32 f.c.

33 f.c.

EXAMPLE: With track located 2’ from wall and multiple units spaced 3’ on center and aimed 50˚ from horizontal, the illumination on wall 3’ from ceiling will be 33 f.c. beneath units and 32 f.c. between units.

Alcyon HID 20W T4 GU6.5 CMH Flood

Lamp Information:20W T4 Gu6.5

Lumens: 1615

Rated Avg. life: 9,000 hrs.

Footcandles on Wall

Track 2 Feet From Wall					Single Unit
		2’	0’	1’	2’	3’	4’
				Beam Center
Ceiling	1’		57	41	17	4	1
	2’	50˚	41	33	17	6	2
From	3’		21	18	12	6	2
	4’			0	8	5	2
Distance
	5’		7	6	5	3	2
	6’		4	4	3	3	2
	7’		3	3	2	2	1
	8’		2	2	2	1	1

Track 3 Feet From Wall					Single Unit
		3’	0’	1’	2’	3’	4’
				Beam Center
Ceiling	1’		28	24	14	6	2
	2’	50˚	28	25	16	8	3
From	3’		9	17	13	8	4
	4’				9	6	4
Distance
	5’		7	17	6	4	3
	6’		5	5	4	3	3
	7’		4	3	3	3	2
	8’		3	2	2	2	2

				Multiple					Units
		2’						3’					4’
89	90		89	64		59			64		60	33		60
76	77		76	53		52			53		45	35		45
46	47		46		33		32			33	26	24		26
28	29		28	21		21			21		16	16		16
18	19		18	14		14			14		11	11		11
12	12		12	10		10			10		8	8		8
9	9		9	7		7			7		6	6		6
6	6		6	5		5			6		4	4		4

				Multiple			Units
		3’				4’				5’
40	40		40	32	24		32	29	20		29
44	45		44	34	33		34	30	24		30
34	34		34	26	26		26	22	20		22
24	24		24	19	19		19	15	15		15
17	17		17	14	14		14	11	11		11
13	13		13	10	10		10	9	9		9
10	10		10	8	8		8	7	7		7
7	7		7	6	6		6	5	5		5

Job Informationv 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 •B0308

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