Options & Accessories, Specifications | Lightolier DPB2S12LS232

Section 2A/Folio G50-80 Rev. B

DEEPCELL SURFACE DPB2S12LS232

Page 2 of 2 2' x 4' SURFACE FLUORESCENT, 3" TYPE, 12 CELL PARABOLIC LOUVER, 2 LAMP T8 OR T12

PHOTOMETRY

MODEL NO. DPB2S12LS232120SO 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	83	80	78	76	74	72	73	71	70
ratio	2	77	72	68	68	65	62	66	63	61
ratio	3	71	64	59	61	57	54	59	56	53
cavity	4	65	57	51	55	50	46	53	49	46
cavity	5	60	51	45	48	43	39	47	42	39
	5	60	51	45	48	43	39	47	42	39
room	6	55	45	39	43	38	34	42	37	34
room	7	50	40	34	39	33	29	37	33	29
	8	46	36	29	34	29	25	33	28	25
	9	42	32	25	30	25	21	30	25	21
	10	39	29	23	27	22	18	27	22	18

visual comfort probability

room size				ceiling height					ceiling height
W	L		8.5	10.0	13.0	16.0		8.5	10.0	13.0	16.0
20	20		77	74	75	85		73	70	72	75
20	30		80	77	72	75		77	73	68	71
20	40		83	80	76	75		80	76	71	69
20	60		83	81	79	78		82	79	75	72
30	20		81	76	75	81		78	74	73	74
30	30		83	79	73	72		81	76	69	70
30	40		85	81	76	72		84	79	72	67
30	60		85	81	79	75		85	81	75	71
30	80	lengthwise	85	82	81	77	crosswise	85	81	77	73
40	40	lengthwise	86	84	78	72	crosswise	84	81	74	68
40	20		81	80	77	81		78	77	76	75
40	30	luminaries	84	82	75	72	luminaries	82	79	72	70
40	60	luminaries	86	84	80	75	luminaries	85	83	77	71
40	60		86	84	80	75		85	83	77	71
40	80		86	84	82	77		85	83	79	74
40	100		86	84	82	77		85	83	79	74
60	30		84	83	77	74		82	80	74	72
60	40		86	85	80	74		84	82	76	70
60	60		86	85	82	76		85	84	79	73
60	60		86	85	82	76		85	84	79	73
60	80		86	85	83	78		85	84	81	75
60	100		86	85	83	78		85	84	81	75
100	40		86	85	80	76		84	82	77	72
100	60		86	85	82	78		85	84	79	75
100	80		86	85	83	80		86	84	81	78
100	100		86	85	83	81		86	84	81	78

ORDERING INFORMATION Explanation of Catalog Number. Example: DPB2S12LS232120SOGLR

DP B 2

DEEPCELLFIXTURE

PARABOLIC:WIDTH Pre-anodized

Aluminum

Louver

BODY STYLE:

Surface Box

S	12			S

	NUMBER OF			BALLAST
	CELLS			COVER

CEILING			LOUVER FINISH*:
TYPE:	L= Low-iridescence semi-specular
S=Surface		(standard)
	P= Low-iridescence specular
	W=White Paint

LAMP	VOLTAGE:		OPTIONS:
QUANTITY:	120 or 277	Add appropriate suffix
(By Others)		to catalog no., ie: (GLR)
2=2 Lamp	BALLAST TYPE:
	BALLAST TYPE:
	1-2 Lamp Mag. T12	LE
		<20THD	<10THD
LAMP/		<20THD	<10THD
LAMP/	1-2 Lamp Elec. T8	SO*	HI*
FIXTURE LENGTH:	LOL Dimming T8	PS	–
32=T88	LOL Dimming T8	PS	–
32=T88	*Instant Start Standard
34=T12	*Instant Start Standard
(Nominal 48")	Other dimming options. Consult factory.

*Consult factory for availability of louver finishes.

OPTIONS & ACCESSORIES

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")

FUSING: Internal fast-blow fusing.

SUFFIX: GLR.

Internal slow-blow fusing.

SUFFIX: GMF.

RADIO INTERFERENCE FILTER: 120 or 277 volt, 50 or 60 Hz. One per fixture

is standard. SUFFIX: RF.

ELECTRICAL/WIRING OPTIONS: Consult factory.

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 .80. To prevent glare the VCP shall be not less than 85 either lengthwise or cross wise (at 100fc level) and the average brightness at 65° shall not exceed 476 footlamberts. To control veiling reflections, luminaire output in the 30°- 90° zone shall be not less than 73%.

MATERIALS: Chassis parts are die-formed 20 gauge cold rolled steel, stud- welded for rigidity with all seams finished smooth.

SPECIFICATIONS (CONTINUED):

LOUVER: pre-anodized aluminum (Coilzak® or equal).

STANDARD FINISH: Louver—low iridescence, semi-specularpre-anodized vertical grain reflector sheet. Cavity—white baked acrylic enamel minimum 86% reflectance. Phosphate undercoating. Chassis exterior—white baked acrylic enamel.

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.

DPB2S12LS232 specifications

The Lightolier DPB2S12LS232 is an innovative lighting solution designed to deliver exceptional performance and versatility for commercial and residential spaces. This product is renowned for its state-of-the-art features, advanced technologies, and robust characteristics that make it suitable for a variety of applications.

One of the main features of the DPB2S12LS232 is its energy-efficient LED technology. With a high lumen output per watt, it produces bright, vibrant light while consuming significantly less energy than traditional incandescent or fluorescent lighting. This energy efficiency contributes to lower energy bills and helps businesses and homeowners reduce their carbon footprint, making it an environmentally friendly choice.

The DPB2S12LS232 is equipped with a durable and stylish design, featuring a sleek and modern aesthetic that seamlessly blends with any decor. Its lightweight construction and compact size make it easy to install, whether suspended from ceilings or mounted on walls. The fixture's high-quality materials ensure longevity and resilience against the rigors of everyday use, making it a reliable choice for various lighting needs.

The versatility of the DPB2S12LS232 extends to its compatibility with a range of dimming options. It can be integrated with advanced dimming controls, allowing users to adjust the brightness according to their preferences or specific tasks. This feature not only enhances ambiance but also contributes to energy savings by providing the flexibility to reduce lighting when full brightness is not required.

In addition to its impressive performance, the DPB2S12LS232 boasts excellent color rendering capabilities, achieving a high Color Rendering Index (CRI). This characteristic ensures that colors appear true to life under its illumination, making it ideal for environments such as galleries, retail spaces, and work areas where color accuracy is crucial.

The Lightolier DPB2S12LS232 also emphasizes safety and convenience. It operates at low heat levels, which minimizes the risk of burns or fire hazards associated with traditional lighting. Additionally, its low maintenance requirements mean that users can enjoy long-lasting performance without the frequent need for bulb replacements.

In summary, the Lightolier DPB2S12LS232 is a cutting-edge lighting fixture that combines energy efficiency, aesthetic appeal, and advanced functionality. With its durable design, compatibility with dimming controls, high color rendering, and focus on safety, it presents an ideal solution for both commercial and residential lighting needs. Whether illuminating a workspace or enhancing the ambiance of a living area, the DPB2S12LS232 stands out as a top choice for modern lighting solutions.