Lightolier Distribution, Lightolier, Alter Concept Elegance Glass, Page 2 of, Performance, 180

	Alter Concept Elegance Glass
Page 2 of 2	2' x 4' direct/indirect recessed fluorescent

Performance

Candlepower Curve 228180°

1200 800

400

90°

0°

Report No: LSCD050

Cat. No: QCE2GGLOS228

2 28W T5 Fluorescent Lamps at 2600 lumens. Efficiency: 70.7%

Candela at Nadir: 1292cd

CandlepowerZONE

DEG

	ALONG	22.5	45	67.5	ACROSS
0	1292	1292	1292	1292	1292
5	1283	1290	1289	1281	1280
10	1268	1267	1278	1267	1267
15	1232	1238	1238	1240	1240
20	1190	1196	1203	1195	1193
25	1134	1135	1154	1142	1152
30	1065	1076	1083	1089	1088
35	986	1001	1021	1031	1034
40	900	915	941	961	976
45	811	827	869	886	894
50	715	736	788	794	793
55	617	638	691	701	699
60	511	545	591	612	610
65	405	456	495	509	500
70	304	366	392	396	372
75	203	256	281	238	210
80	110	158	126	122	113
85	42	45	42	40	35
90	0	0	0	0	0

Room Cavity Ratio

COEFFICIENTS OF UTILIZATION

ZONAL CAVITY METHOD * EFFECTIVE FLOOR CAVITY REFLECTANCE = .20

			80					70			50
				Wall Reflectance
	70	50	30	10		70	50	30	10	50	30	10
0	.84	.84	.84	.84		.82	.82	.82	.82	.79	.79	.79
1	.78	.74	.72	.69		.76	.73	.70	.68	.70	.68	.66
2	.71	.65	.61	.57		.69	.64	.60	.56	.61	.58	.55
3	.65	.58	.52	.48		.63	.57	.52	.48	.55	.50	.47
4	.59	.51	.45	.41		.58	.50	.45	.40	.49	.44	.40
5	.54	.45	.39	.34		.53	.45	.39	.34	.43	.38	.34
6	.50	.41	.34	.30		.49	.40	.34	.30	.39	.33	.29
7	.46	.36	.30	.26		.45	.36	.30	.26	.35	.29	.26
8	.42	.33	.27	.22		.41	.32	.26	.22	.31	.26	.22
9	.39	.29	.23	.19		.38	.29	.23	.19	.28	.23	.19
10	.36	.27	.21	.17		.35	.26	.21	.17	.26	.20	.17
DETERMINED IN ACCORDANCE WITH CURRENT IES PUBLISHED PROCEDURES
			LUMINAIRE INPUT WATTS = 63.0
	DISTRIBUTION
	ZONE		LUMENS		% LAMP			% LUMINAIRE
	0-30		998		19.20			27.14
	0-40		1631		31.38			44.36
	0-60		2894		55.66			78.67
	0-90		3678		70.74			100.00
	40-90		2046		39.36			55.64
	60-90		784		15.09			21.33
	90-180		0		.00			.00
	0-180		3678		70.74			100.00

		Job Information		Type:
Lightolier	www.lightolier.com	Canlyte		www.canlyte.com
631 Airport Road, Fall River, MA 02720 • (508) 679-8131 • Fax (508) 674-4710		3015 Louis-Amos, Lachine, Québec	H8T 1C4 • (514) 636-0670 • (514) 636-0460
We reserve the right to change details of design, materials and finish.
© 2008 Philips Group • QCE2x4GLOS.pdf

Lightolier is a Philips group brand