U23F1/LEDW35DT1

U23F1/LEDW35DT1

recessed luminaire • linear

application: Office, Healthcare, Education, Horeca, Retail, Leisure

housing: lacquered sheet steel

light source: LED LP • 3000 K

optics: Diffuser • opal acrylic (PMMA) • wide-angle

UGR classification: <= 22

luminous flux: 3400 lm

luminous efficacy: 106 lm/W

LLMF: 87% @ 50khrs (Tq=25°C)

photobiological safety: EN 62471: RISK GROUP 0 UNLIMITED

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DIALux ULD
Eulumdat LDT

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Mechanical properties

dimensions: 1196 mm x 296 mm x 13 mm

ceiling modulation: M300

colour: RAL9016 - traffic white (textured)

type: individual luminaire

IP: IP20, IP54 from below

IK: IK06

wireless: No

ball proof: No

Light source

correlated colour temperature: 3000 K

colour rendering index Ra >: 80

Electrical Properties

driver: DALI dimmable

power: 32 W

voltage: 220-240V

frequency: 50-60Hz AC

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Photometric data

luminous flux: 3400 lm

luminous efficacy: 106 lm/W

power: 32 W

UGR classification <=: 22

LLMF: 87% @ 50khrs (Tq=25°C)

correlated colour temperature: 3000 K

colour rendering index Ra >: 80

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Luminous intensities in cd

Intensity for 3400lm
Gamma	C0	C45	C90
0°	1174.2	1174.2	1174.2
5°	1170.0	1169.3	1168.3
10°	1155.3	1154.1	1151.4
15°	1132.5	1129.2	1124.4
20°	1098.5	1094.2	1086.4
25°	1055.5	1049.2	1038.9
30°	1003.4	995.4	982.3
35°	940.7	932.5	918.0
40°	870.3	861.2	846.3
45°	793.6	784.7	768.6
50°	710.0	700.5	683.5
55°	620.2	611.9	596.5
60°	526.6	520.0	506.2
65°	432.1	425.7	413.1
70°	337.2	331.8	318.7
75°	246.0	240.5	228.2
80°	155.0	151.9	141.7
85°	69.5	67.7	60.8
90°	0.7	1.0	0.0

Luminance

luminous flux: 3400 lm

luminous efficacy: 106 lm/W

luminous area: 0.26 m²

Average Luminances (Cd/m²) for 3400lm
Gamma	C0	C30	C45	C60	C90
45°	4318	4294	4270	4242	4182
50°	4250	4222	4193	4161	4091
55°	4160	4134	4105	4072	4001
60°	4052	4032	4002	3967	3895
65°	3934	3907	3876	3845	3761
70°	3793	3764	3732	3696	3585
75°	3657	3615	3575	3532	3392
80°	3434	3406	3367	3323	3139
85°	3069	3060	2988	2968	2686

UGR

Corrected Glare Ratings for a Total Lamp Flux of 3400lm (S = 0.25H)

	Room Reflection Factors (%)
Ceiling Walls Floor	70 50 20	70 30 20	50 50 20	50 30 20	30 30 20	70 50 20	70 30 20	50 50 20	50 30 20	30 30 20
Room Dimensions	Viewed Crosswise					Viewed Endwise
X = 2H Y = 2H	17.5	19.3	17.8	19.5	19.8	17.3	19.1	17.6	19.4	19.7
Y = 3H	19.1	20.7	19.4	21.0	21.3	18.9	20.5	19.2	20.8	21.1
Y = 4H	19.7	21.3	20.1	21.6	21.9	19.5	21.1	19.9	21.4	21.7
Y = 6H	20.2	21.7	20.6	22.1	22.4	20.0	21.4	20.4	21.8	22.1
Y = 8H	20.4	21.9	20.8	22.2	22.5	20.1	21.6	20.5	21.9	22.2
Y = 12H	20.5	21.9	20.9	22.2	22.6	20.2	21.6	20.6	21.9	22.3
X = 4H Y = 2H	18.1	19.7	18.5	20.0	20.3	18.0	19.6	18.3	19.9	20.2
Y = 3H	19.9	21.3	20.3	21.6	22.0	19.8	21.1	20.2	21.5	21.8
Y = 4H	20.7	22.0	21.1	22.3	22.7	20.5	21.8	20.9	22.1	22.5
Y = 6H	21.4	22.5	21.8	22.9	23.3	21.2	22.3	21.6	22.6	23.1
Y = 8H	21.6	22.6	22.1	23.0	23.5	21.4	22.4	21.8	22.8	23.2
Y = 12H	21.8	22.7	22.2	23.1	23.6	21.5	22.4	22.0	22.9	23.3
X = 8H Y = 4H	21.0	22.1	21.5	22.5	22.9	20.9	21.9	21.3	22.3	22.7
Y = 6H	21.9	22.7	22.3	23.2	23.6	21.7	22.5	22.1	23.0	23.4
Y = 8H	22.2	23.0	22.7	23.4	23.9	22.0	22.7	22.5	23.2	23.7
Y = 12H	22.4	23.1	22.9	23.6	24.1	22.2	22.9	22.7	23.3	23.9
X = 12H Y = 4H	21.1	22.0	21.5	22.4	22.9	20.9	21.8	21.4	22.3	22.7
Y = 6H	22.0	22.7	22.4	23.2	23.7	21.8	22.5	22.2	23.0	23.5
Y = 8H	22.3	23.0	22.8	23.5	24.0	22.1	22.8	22.6	23.2	23.8
	UGR Variations with Observer Position for Luminaire Spacings S
S = 1.0H		+0.1		-0.1			+0.1		-0.1
S = 1.5H		+0.2		-0.3			+0.2		-0.3
S = 2.0H		+0.3		-0.5			+0.3		-0.6

Efficiency

Utilisation Factors according to IES (%)
	Room Reflection Factors (%)
Ceiling Walls Floor	80 50 20	80 30 20	80 10 20	50 50 20	50 30 20	50 10 20	30 50 20	30 30 20	30 10 20	0 0 0
RCR = 1	102	99	97	96	93	91	92	90	88	83
2	88	83	79	83	79	75	80	76	73	69
3	77	70	65	73	67	63	70	65	62	58
4	68	61	55	64	58	53	62	57	53	49
5	61	53	47	58	51	46	56	50	45	43
6	55	47	41	52	45	40	51	44	40	37
7	50	42	36	48	41	36	46	40	35	33
8	46	38	32	44	37	32	42	36	31	29
9	42	34	29	40	33	28	39	33	28	26
10	39	31	26	37	30	26	36	30	26	24

Utilisation Factors according to LiTG (%)
	Room Reflection Factors (%)
Ceiling Walls Floor	80 50 30	80 30 30	80 50 10	50 30 10	50 50 30	50 30 30	50 50 10	50 30 10	30 30 10	0 0 0
k = 0.60	47	38	45	37	45	37	43	36	36	29
0.80	58	49	55	47	55	47	53	46	45	38
1.00	67	57	62	54	63	55	60	53	52	45
1.25	77	67	70	63	72	64	67	61	60	54
1.50	83	74	76	69	78	70	73	67	66	60
2.00	92	84	82	76	85	79	79	74	73	67
2.50	99	91	87	82	91	85	84	80	79	73
3.00	104	98	91	87	96	91	88	84	83	78
4.00	110	104	95	91	100	96	91	88	87	82
5.00	114	109	98	94	103	100	94	92	90	85

Lifetime

Lifetime Data (Tq=25.0°C)
Time(khrs)	LLMF(%)	Cx(%)
10	97	n/a
20	95	n/a
30	92	n/a
40	89	n/a
50	87	n/a
60	85	n/a

Classifications

CIE: 465 / 778 / 950 / 1000 / 1000

CIE FLUXCODE: 0.46 / 0.78 / 0.95 / 1.00 / 1.00

BZ: BZ5/1.25/BZ4/1.5/BZ5

CAE: Symmetrical

DIN: A40 (Nach Arbeitsblatt 7)

DIN_U: Phi u = 1.00

DIN_SU: Phi su = 0.54

UTE: 1.00 E + 0.00 T

Accessories & pictograms

Accessories

U23H1 Recessed mounting frame for plaster-board and wooden ceilings M300

U23H3 Surface mounted rim M300

U23F1/LEDW35DT1

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Electrical Properties

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Luminous intensities in cd

Luminance

UGR

Efficiency

Lifetime

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