Lightolier 1095 Type, Lytecaster Recessed Downlighting, Page of, Lighting Data, lighting data

	Lytecaster® Recessed Downlighting  1095
Page of 2	5" Aperture Deep Wall Washer Reflector Trim

Lighting Data

3’
3’	3’
3’
11 f.c.
9 f.c.

lighting data

Example: With specular clear and 75W A-19 units, located 3’ from wall and 3’ on center, (matching downlights 3’ on center), the illumination on the wall 3’ down from the ceiling is 15 f.c. beneath and 14 f.c. between fixtures.

Footcandles on Wall From Multiple Units: 75W A19 Specular Clear

					units 2 feet from wall					4’
ft.	1			2’			3’
		17	17		17	13	9	13	13	5	13
ceiling,
	3	21	21		21	15	14	15	12	10	12
	2	23	22		23	17	14	17	15	8	15
from	4	17	16		17	11	11	11	8	9	8
distance	5	12	12		12	8	8	8	6	7	6
	6	9	9		9	7	7	7	5	5	5
	7	7	7		7	5	5	5	4	4	4
	8	5	5		5	4	4	4	3	3	3
	9	4	4		4	3	3	3	3	3	3

3’
3’	3’
3’
11 f.c.
9 f.c.

lighting data

Example: With specular clear and 13W QT, located 3’ from wall and 3’ on center, (matching downlights 3’ on center), the illumination on the wall 3’ down from the ceiling is 11 f.c. beneath and 9 f.c. between fixtures.

Footcandles on Wall From Multiple Units: 75W A19 Specular Clear

					units 2 feet from wall					4’
ft.	1			2’			3’
		13	12		13	10	7	10	9	4	9
ceiling,
	2	17	17		17	13	10	13	12	6	12
	3	15	15		15	11	9	11	9	7	9
from	4	11	11		11	8	7	8	6	5	6
	5	8	8		8	6	6	6	5	4	5
distance
	6	6	6		6	4	4	4	3	3	3
	7	5	5		5	3	3	3	3	3	3
	8	4	4		4	3	3	3	2	2	2
	9	3	3		3	2	2	2	2	2	2

Footcandle values are averaged and rounded off and are based on a minimum of		Footcandle values are averaged and rounded off and are based on a minimum of
five units.	candlepower Curve
		five units.	candlepower Curve

					Down						Wall
							Report 1248FR																			Down		Report 1231FR				Wall
																												Efficiency = 51.3%
							Efficiency = 49.1%
																									Downlight Spacing Ratio= 1.2
				Downlight Spacing Ratio= 1.2
						COEFFICIENTS OF UTILIZATION																					COEFFICIENTS OF UTILIZATION
					% effective ceiling cavity reflectance																					% effective ceiling cavity reflectance
			80			70				50			30			10		0					80				70			50				30			10		0
								% wall reflectance																				% wall reflectance
		50	30	10	50	30	10		50	30	10	50	30	10	50	30	10	50				50	30	10		50	30	10	50	30	10		50	30	10	50	30	10	51
	1	.54	.52	.51	.53	.52	.50		.51	.50	.49	.49	.48	.47	.47	.47	.46	45			1	.56	.55	.53		.55	.54	.53	.53	.52	.51		.51	.50	.49	.49	.49	.48	47
ratio	2	.50	.47	.45	.49	.47	.45		.47	.45	.44	.46	.44	.43	.44	.43	.42	41	ratio		2	.52	.49	.47		.51	.49	.47	.49	.47	.46		.47	.46	.45	.46	.45	.44	43
	3	.45	.43	.41	.45	.42	.40		.43	.41	.40	.42	.40	.39	.41	.40	.38	38			3	.47	.44	.42		.47	.44	.42	.45	.43	.41		.44	.42	.40	.43	.41	.40	39
cavity	4	.42	.39	.37	.41	.39	.36		.40	.38	.36	.39	.37	.36	.38	.37	.35	34	cavity		4	.44	.40	.39		.43	.40	.38	.42	.39	.37		.41	.39	.37	.40	.35	.36	35
	6	.36	.32	.30	.35	.32	30		.34	.32	.30	.34	.31	.29	.33	.31	.29	28			6	.37	.33	.31		.36	.33	31	.36	.33	.30		.35	.32	.30	.34	.32	.30	29
	5	.39	.35	.33	.38	.35	.33		.37	.35	.33	.36	.34	.32	.36	.34	.32	31			5	.40	.37	.34		.40	.36	.34	.39	.36	.34		.38	.35	.33	.37	.35	.33	32
Room	7	.33	.29	.27	.32	.29	.27		.32	.29	.27	.31	.28	.26	.30	.28	.26	26	Room		7	.34	.30	.28		.33	.30	.28	.33	.30	.27		.32	.29	.27	.31	.29	.27	26
	8	.30	.27	.24	.30	.26	.24		.29	.26	.24	.29	.26	.24	.28	.26	.24	23			8	.31	.28	.25		.31	.27	.25	.30	.27	.25		.30	.27	.25	.29	.26	.25	24
	9	.28	.24	.22	.27	.24	.22		.27	.24	.22	.26 .24 .22			.26	.23	.22	21			9	.29	.25	.22		.28	.25	.22	.28	.25	.22		.27	.24	.22	.27	.24	.22	21
						20% Floor cavity reflectance																					20% Floor cavity reflectance
DETERMINED IN ACCORDANCE WITH CURRENT IES PUBLISHED PROCEDURES.																			DETERMINED IN ACCORDANCE WITH CURRENT IES PUBLISHED PROCEDURES.
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																				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.
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