Cooper Lighting specifications CFS-24-440-IK12, Photometrics, Ordering Information

CFS

PHOTOMETRICS

C a n d l e p ower Distribution				Av erage				Zonal Lumen Summary
				Luminance				Zone	Lumens	%Lamp	%Luminaire
	Test No. ITL36036
				Deg.
								0-30	2728	21.7	32.0
	CFS-24-440-IK12
				45		1595	1323
500								0-40	4499	35.7	52.8
	Lamp=(4) 40WT12
				55		1154	980
								0-60	7316	58.1	85.8
	Lumens=8526
					65	822	779
								0-90	8526	67.7	100.0
	Spacing Criteria
1000					75	871	857
								90-180	0	0.0	0.0
		=1.4	=1.2	85		1018	933
								0-180	8526	67.7	100.0
1500	Efficiency=67.7%

2000

2500

Coefficient of Utilization

rc			80%			70%			50%		30%		10%	0%
rw	70	50	30	10	50	30	10	50	10	50	10	50	10	0
RCR
0	81	81	81	81	79	79	79	75	75	72	72	69	69	68
1	75	72	69	67	70	68	66	67	64	65	62	62	60	59
2	69	64	60	57	63	59	56	61	55	58	54	56	52	51
3	64	58	53	49	57	52	48	55	48	53	47	51	46	45
4	59	52	46	42	51	46	42	49	42	48	41	46	40	39
5	54	46	41	37	46	40	36	44	36	43	36	42	35	34
6	50	42	36	32	41	36	32	40	32	39	31	38	31	30
7	46	38	32	28	37	32	28	36	28	35	28	34	28	26
8	43	34	28	25	33	28	24	33	24	32	24	31	24	23
9	39	30	25	21	30	25	21	29	21	29	21	28	21	20
10	37	28	22	19	27	22	19	27	19	26	19	25	19	17

rc=Ceiling reflectance, rw=Wall reflectance, RCR=Room cavity ratio CU Data Based on 20% Effective Floor Cavity Reflectance.

ORDERING INFORMATION

Specifications and Dimensions subject to change without notice.	ADC041650
Fail-Safe • Customer First Center • 1121 Highway 74 South • Peachtree City, GA 30269 • TEL 770.486.4800 • FAX 770.486.4801	08/29/2007 2:09:42 PM