Lightolier Page of, Lytecaster Recessed Downlighting 1126T, spacing ratio =, Job Information

	Lytecaster® Recessed Downlighting  1126T
Page of 2	6 3/4" Aperture Fresnel Lens Reflector Trim

spacing ratio = 1.2

certified test reported no. 0156FR

computed by lsI program **test-lite**

recessed lytecaster downlight

6 5/16” dia. aperture, frensel lens with white splay

two 26w quad tube 2 pin lamps. lumen rating = 1800 lms.

across 45 Along

200

400

600

CANDLEPOWER SUMMARY

angle	along	22.5	45	67.5 across lumens
0	504	504	504	504	504
5	502	503	510	504	504	48
10	493	496	508	506	509
15	477	483	501	504	508	140
20	451	461	463	490	496
25	416	427	454	462	467	205
30	373	385	411	418	423
35	324	336	359	364	370	220
40	272	283	301	306	310
45	222	231	244	247	249	186
50	173	180	189	188	188
55	130	134	140	137	136	124
60	95	96	99	96	94
65	65	68	67	67	64	69
70	45	47	49	49	44
75	29	32	40	38	30	38
80	19	20	31	32	22
85	11	12	24	25	13	21
90	6	7	21	20	7

ZONAL LUMENS AND PERCENTAGES

tested according to ies procedures. test distance exceeds five times the greatest luminous opening of luminaire.

ZONE	LUMENS	% LAMP	% LUMINAIRE
0–30	392	10.91	37.40
0–40	612	17.02	58.36
0–60	922	25.62	87.85
0–90	1049	29.17	100.00
40–90	437	12.14	41.64
60–90	127	3.54	12.15
90–180	0	0.00	0.00
0–180	1049	29.17	100.00

** efficiency = 29.2% **

coefficients of utilization

% effective ceiling cavity reflectance

Room cavity ratio

		80			70			50			30			0		0
						%	wall reflectance									0
	50	30	10	50	30	10	50	30	10	50	30	10	50	30	10
1	.31	.30	.26	.31	.30	.29	.29	.29	.28	.28	.28	.27	.27	.27	.26	.26
2	.28	.27	.25	.28	.26	.25	.27	.26	.25	.26	.25	.24	.25	.24	.23	.23
3	.26	.24	.22	.25	.23	.22	.24	.23	.22	.24	.22	.21	.23	.22	.21	.20
4	.23	.21	.20	.23	.21	.20	.22	.21	.19	.22	.20	.19	.21	.20	.19	.18
5	.21	.19	.17	.21	.19	.17	.20	.19	.17	.20	.18	.17	.19	.18	.17	.16
6	.19	.17	.16	.19	.17	.16	.19	.17	.15	.18	.17	.15	.18	.16	.15	.15
7	.18	.15	.14	.17	.15	.14	.17	.15	.14	.17	.15	.14	.16	.15	.14	.13
8	.16	.14	.12	.16	.14	.12	.16	.14	.12	.15	.14	.12	.15	.13	.12	.12
9	.15	.13	.11	.15	.13	.11	.14	.12	.11	.14	.12	.11	.14	.12	.11	.10
10	.14	.11	.10	.13	.11	.10	.13	.11	.10	.13	.11	.10	.13	.11	.10	.09

20% Floor cavity reflectance

Conversion factors: 18W Quad Tube, C.U. x 1.0 3W Twin Tube, C.U. x 1.2

Job Information	Type:
Lightolier a Genlyte company	www.lightolier.com

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.

© 2006 Genlyte Group LLC • F1106