Lightolier Lighting Data, Footcandles on Wall, Lytespan Track Lighting System22WW4, Page of

Lytespan® Track Lighting System  22WW4

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Lighting Data

Footcandles on wall:

3'	5'
	3'
30 f.c.
28 f.c.	30 f.c.

EXAMPLE: With track located 3' from wall and multiple units spaced 5' on center and aimed 50° from horizontal, the illumina- tion on wall 3' from ceiling will be 30 f.c. beneath units and 28 f.c. between units.

Alcyon™ T4 120V Wall Washer

Lamp Information: 120V, 150W T4 Clear Lumens: 2800

Rated Avg. life: 2,000 hrs.

Track 3 Feet From Wall					Single Unit		Footcandles on Wall					Multiple		Units
		3’	0’	1’	2’	3’	4’	5’		4’			5’			6’
				Beam Center
Ceiling	1’		55	46	25	9	2	1	59	53	59	56	35	56	55	19	55
	2’	50˚	43	37	24	11	4	1	52	51	52	46	38	46	44	24	44
From	3’		26	23	17	10	4	2	36	36	36	30	28	30	28	20	28
	4’		16	14	11	7	4	2	25	24	25	20	19	20	18	16	18
Distance	5’		10	9	7	5	3	2	18	17	18	15	14	15	12	11	12
	6’		7	6	5	4	3	2	13	13	13	11	10	11	9	8	9
	7’		5	4	4	3	2	1	10	9	10	8	8	8	7	6	7
	8’		3	3	3	2	2	1	7	7	7	6	6	6	5	5	5
	9’		2	2	2	2	1	1	6	6	6	5	5	5	4	4	4
Track 4 Feet From Wall					Single Unit							Multiple		Units
		4’	0’	1’	2’	3’	4’	5’		4’			5’			6’
				Beam Center
Ceiling	1’		28	25	19	10	4	1	37	40	37	31	31	31	29	22	29
	2’	50˚	29	26	20	12	6	3	43	43	43	35	34	35	31	26	31
From	3’		21	19	16	11	6	3	35	36	35	28	29	28	24	23	24
	4’		15	13	11	9	6	3	27	27	27	21	22	21	18	18	18
Distance	5’		10	9	8	6	5	3	20	20	21	16	16	16	14	13	14
	6’		7	7	6	5	4	3	15	15	15	13	12	13	11	10	11
	7’		5	5	4	3	3	2	12	12	12	10	9	10	8	8	8
	8’		4	4	3	3	2	1	9	9	10	8	8	8	7	6	7
	9’		3	3	2	2	2	1	7	7	8	6	6	6	5	5	5

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 • 0208

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