Philips SF manual Performance, Quick Calculator, Fixture Lengths & Mounting Locations, Sample Run

Lighting Systems Silhouette® SF

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Performance

CANDLEPOWER CURVE

180˚	175˚	165˚	155˚	145˚	135˚
750
600					125˚
450					115˚
300
					105˚
150					95˚
0					90˚
150					85˚
300				90˚	75˚
450			0˚		65˚
600					55˚
750
0˚	5˚	15˚	25˚	35˚	45˚

REPORT NO: LRL 299-1H

CAT NO: SF24I281WH

LAMPS: 2 F28T5

LUMENS: 2900

EFFICIENCY: 89.5%

		CANDLEPOWER							COEFFICIENTS OF UTILIZATION
ZONE	0	22	45	67	90			% EFFECTIVE CEILING CAVITY REFLECTANCE
DEG.		CANDELAS							80			70			50
180	412	412	412	412	412					WALL REFLECTANCE
175	415	404	392	382	382			70	50	30	70	50	30	50	30	10
165	415	389	404	424	419		0	96	96	96	89	89	89	76	76	76
155	408	398	428	462	472	RATIO	1	87	82	78	80	76	73	65	62	60
135	343	375	435	467	474		3	72	63	56	66	58	52	50	45	41
145	383	394	447	493	503	CAVITY	2	79	72	66	73	66	61	56	52	49
125	301	347	401	499	520		4	66	55	48	60	51	45	44	39	35
115	217	278	426	562	616		5	60	49	42	55	46	39	39	34	30
105	138	239	464	621	657	ROOM	6	55	44	37	51	41	34	35	30	26
90	13	77	162	238	270		8	47	36	28	43	33	27	29	23	20
95	34	182	235	282	299		7	51	40	32	47	37	30	32	26	23
85	33	99	191	276	308		9	44	32	25	40	30	24	26	21	17
75	150	194	292	398	428		10	40	29	22	37	27	21	23	18	15
65	244	280	372	470	505				20% FLOOR CAVITY REFLECTANCE
55	364	394	472	582	569					DISTRIBUTION
45	465	495	544	630	650
35	582	601	632	691	705		Zone			Lumens		% Lamp		% Luminaire
25	674	681	690	728	736		0-90			2749		47.4			53.0
15	725	729	725	749	737		90-180			2440		42.1			47.0
5	746	747	740	748	747		0-180			5189		89.5			100.0
0	747	747	747	747	747

Calculations are for 28 watt T5 lamps, for 54 watt T5 lamps multiply by 1.7

Quick Calculator

	2,000	FOOTCANDLE					20	30	50	70 100
FEET	1,000
	700
SQUARE
	500
IN
	400
AREA
	300
ROOM	200
	100
	1	2	3	4	5	7	10	20	30	40 50	70	100

NUMBER OF FIXTURES REQUIRED

1.Find room area on vertical axis.

2.Move across chart to footcandle curve.

3.Move down to horizontal axis and read number of fixtures required.

200

Fixture Lengths & Mounting Locations

4-Foot Joiner		5/8” (1.59cm)
		8-Foot Joiner
	48” (121.92cm)

1-1/4” (3.18cm)

96” (243.84cm)

Sample Run	8-Foot Joiner	4-Foot Joiner	8-Foot Joiner	Cable
Power Feed				Assembly
End Set	96” (243.84cm)	48” (121.92cm)	96” (243.84cm)

20’ 1/8” (609.92cm)

Mounting & Joiner Block Accessories

4.6” (11.68cm)

4” (10.16cm)

8”

(20.32cm)

4” (10.16cm)

8” (20.32cm)
4” (10.16cm)
3.4”	4”
(8.64cm)	(10.16cm)

Cable Assembly	Power Feed End Set	“L”Block with Suspension		“X” Block with Suspension		“T” Block with Suspension
SC36	SE36WH (white)	SL36WH (white)		SX36WH (white)		ST36WH (white)
	SE36AL (aluminum)	SL36AL (aluminum)		SX36AL (aluminum)		ST36AL (aluminum)
Inline block available (SI36WH or SI36AL).
			Job Information		Type:


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