Lightolier SLB1SFSVA232 Page 2 of, Photometry, Ordering Information, Options & Accessories, Type

Section 3A/Folio H70-10

SLB Surface Box 1' x 4' Fluorescent SLB1SFSVA232

Page 2 of 2 Flat Steel or Regressed Aluminum Frame, 2 Lamp T8 or T12

Photometry

Model No. SLB1SFSVA232120SO

SLB2SFSVA232120SO

2850

coefficients of utilization — zonal cavity method

	RF		20			20			20
	RC		80			50			30
	RW	70	50	30	50	30	10	50	30	10
	1	62	60	58	56	55	54	54	53	52
ratio	2	58	54	51	51	48	46	49	47	45
	3	53	48	45	46	43	40	45	42	40
cavity	4	49	44	39	42	38	36	40	37	35
	5	46	39	35	37	34	31	36	33	31
room	6	42	36	31	34	30	27	33	30	27
	7	39	32	28	31	27	24	30	27	24
	8	36	29	25	28	24	21	27	24	21
	9	33	26	22	25	21	19	25	21	19
	10	31	24	20	23	19	17	23	19	17

Ordering Information

Explanation of Catalog Number. Example: SLB1SFSVA232120SO

SL B 1 S

VA

2

Body Style:	Fixture	Ceiling Type:		Lamp	Lamp/Fixture	Voltage:		Options:
Surface Box	Width	S = Surface	Lens	Quantity:	Length:	120 or 277		Add appropriate
		Lens		2 = 2 Lamp	32 = T8			suffix to catalog
SLB Surface:		Frame:	Shielding Type:		34 = T12	Ballast Type:		no, ie: (GLR)
		FS = Flush full-	VA = Pattern 12		(Nominal 48")
Lens Frame		size steel	lens, .095"			1 & 2 Lamp Mag. T12 LE
Surface						<20THD <10THD
		frame	nominal pris-
Fluorescent		RA = Regressed	matic lens			1 & 2 Lamp Elec. T8	SO*	HI*
		flush full-	(standard).			LOL Dimming T8	PS*	–
		size	see options			*Instant Start Standard
		aluminum	and consult
						Other dimming options. Consult factory.
		frame	factory.

Options & Accessories

Fusing: Internal fast-blow fusing. Suffix: GLR.

Internal slow-blow fusing. Suffix: GMF.

Electrical/Wiring Options: Consult factory.

Radio Interference Filter: 120 or 277 volt, 50 or 60 Hz. One per fixture.

Suffix: R. One per ballast, Suffix: B.

Stem and Canopy Sets: Suspends fixture 6", 12" 18" or 24" from surface. (Four

per fixture is recommended. Catalog Number: ASC6 CSP (6"), ASC12 CSP (12"), ASC18 CSP (18"), ASC24 CSP (24").

Specifications

Performance: In an installation of 2 lamp 32W luminaires in a room cavity ratio of 1, with a reflectance of 80% ceiling, 50% wall, 20% floor, the C.U. shall not be less than .60. To prevent glare the average brightness at 65° shall not exceed 2037 candelas per square meter. To control veiling reflections, luminaire output in the 30–90° zone shall be not less than 65%.

Materials: Chassis parts are die-formed 20 gauge cold rolled steel.

Finish: White baked polyester powder coat.

Electrical: Thermally protected class “P” ballast C.B.M. approved, non PCB. If K.O. is within 3" of ballast, use wire suitable for at least 90°.

Labels: I.B.E.W./UL and C-UL.

Job Information	Type:
Lightolier a Genlyte Thomas Company	www.lightolier.com

Technical Information: (978) 657-7600 • Fax (978) 658-0595

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. Copyright 2002 Lightolier