US3141/LEDN20D

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US3141/LEDN20D

recessed luminaire • square

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

housing: lacquered sheet steel

light source: LED LP • 4000 K

optics: Softlight • Closed lamp shielding • wide-angle

UGR classification: <= 19

luminous flux: 2200 lm

luminous efficacy: 116 lm/W

LLMF: 98% @ 50khrs (Tq=25°C)

photobiological safety: EN 62471: RISK GROUP 0 UNLIMITED

Product info
Dimensional drawing
Photometric data
Downloads
Accessories & pictograms

Product info

Mechanical properties

dimensions: 595 mm x 595 mm x 90 mm

cut-out size: 596 mm x 596 mm x 100 mm

ceiling modulation: M600

colour: RAL9210-white

type: individual luminaire

IP: IP20

F-sign: do not cover

IK: IK03

Light source

correlated colour temperature: 4000 K

Ra: 80

Electrical Properties

driver: DALI dimmable

power: 19 W

voltage: 220-240V

frequency: 50-60Hz AC

Dimensional drawing

Photometric data

luminous flux: 2200 lm

luminous efficacy: 116 lm/W

luminance @ 65°: 3000 cd/m²

power: 19 W

UGR classification: 19

LLMF: 98% @ 50khrs (Tq=25°C)

correlated colour temperature: 4000 K

Ra: 80

More information

Luminous intensities in cd

Intensity for 2200lm
Gamma	C0	C45	C90
0°	637.5	637.5	637.5
5°	641.0	637.8	635.4
10°	648.7	638.4	629.9
15°	665.3	640.2	618.8
20°	688.2	645.8	601.9
25°	699.4	650.7	579.6
30°	693.1	646.9	555.4
35°	679.0	637.2	523.9
40°	650.0	614.4	490.4
45°	613.2	581.0	450.0
50°	560.0	536.3	405.6
55°	487.4	480.9	355.1
60°	384.7	410.8	301.5
65°	268.1	319.9	245.3
70°	163.3	210.7	184.0
75°	84.5	112.8	122.6
80°	36.8	49.1	64.5
85°	8.3	13.5	24.2
90°	0.0	0.0	0.0

Luminance

luminous flux: 2200 lm

luminous efficacy: 116 lm/W

luminance @ 65°: 3000 cd/m²

luminous area: 0.33 m²

Average Luminances (Cd/m²) for 2200lm
Gamma	C0	C30	C45	C60	C90
45°	2623	2576	2485	2320	1925
50°	2635	2613	2523	2372	1909
55°	2570	2589	2536	2406	1873
60°	2327	2470	2485	2396	1824
65°	1918	2125	2289	2305	1755
70°	1444	1641	1863	2081	1627
75°	987	1132	1318	1591	1432
80°	641	777	856	1002	1124
85°	287	377	470	617	839

UGR

Corrected Glare Ratings for a Total Lamp Flux of 2200lm (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	16.2	18.0	16.5	18.3	18.6	15.3	17.2	15.7	17.4	17.7
Y = 3H	17.1	18.7	17.4	19.0	19.3	16.8	18.5	17.1	18.8	19.1
Y = 4H	17.2	18.8	17.6	19.1	19.4	17.3	18.9	17.6	19.2	19.5
Y = 6H	17.2	18.7	17.6	19.0	19.4	17.5	19.0	17.9	19.3	19.7
Y = 8H	17.2	18.7	17.6	19.0	19.3	17.6	19.0	18.0	19.3	19.7
Y = 12H	17.2	18.6	17.6	18.9	19.3	17.6	19.0	18.0	19.3	19.7
X = 4H Y = 2H	16.8	18.4	17.2	18.7	19.0	16.2	17.8	16.5	18.1	18.4
Y = 3H	17.8	19.2	18.2	19.5	19.9	17.8	19.2	18.2	19.5	19.9
Y = 4H	18.0	19.2	18.4	19.6	20.0	18.4	19.6	18.8	20.0	20.4
Y = 6H	18.1	19.2	18.5	19.6	20.0	18.7	19.8	19.2	20.2	20.6
Y = 8H	18.1	19.1	18.6	19.5	20.0	18.8	19.8	19.3	20.2	20.7
Y = 12H	18.1	19.0	18.6	19.4	19.9	18.9	19.8	19.3	20.2	20.7
X = 8H Y = 4H	18.2	19.2	18.6	19.6	20.0	18.5	19.5	19.0	20.0	20.4
Y = 6H	18.4	19.2	18.8	19.6	20.1	19.0	19.8	19.4	20.2	20.7
Y = 8H	18.4	19.1	18.9	19.6	20.1	19.1	19.8	19.6	20.3	20.8
Y = 12H	18.4	19.0	18.9	19.5	20.0	19.2	19.8	19.7	20.3	20.8
X = 12H Y = 4H	18.2	19.1	18.6	19.5	20.0	18.5	19.4	19.0	19.9	20.3
Y = 6H	18.4	19.1	18.9	19.6	20.0	19.0	19.7	19.5	20.1	20.6
Y = 8H	18.4	19.0	18.9	19.5	20.0	19.1	19.7	19.6	20.2	20.7
	UGR Variations with Observer Position for Luminaire Spacings S
S = 1.0H		+0.1		-0.1			+0.1		-0.2
S = 1.5H		+0.6		-0.6			+0.5		-0.6
S = 2.0H		+1.1		-1.6			+0.8		-1.3

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	103	100	98	97	94	93	93	91	90	84
2	89	84	80	84	80	76	80	77	74	70
3	78	71	66	73	68	63	70	66	62	58
4	68	61	55	65	58	54	62	57	53	49
5	61	53	47	58	51	46	56	50	45	42
6	55	46	40	52	45	40	50	44	39	37
7	49	41	35	47	40	35	45	39	34	32
8	45	37	31	43	36	31	42	35	30	28
9	41	33	28	39	32	27	38	32	27	25
10	38	30	25	36	29	25	35	29	25	23

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	46	36	43	35	43	35	42	35	34	27
0.80	57	48	54	46	54	46	52	45	44	37
1.00	66	57	62	54	62	54	59	52	52	45
1.25	77	67	70	63	72	64	67	61	60	54
1.50	84	75	76	69	78	71	73	67	66	60
2.00	93	84	83	77	86	80	80	75	74	68
2.50	100	92	88	83	92	86	85	81	79	74
3.00	105	99	92	88	97	92	89	85	84	79
4.00	111	105	96	92	101	97	92	89	88	83
5.00	115	110	98	95	104	101	95	93	91	86

Lifetime

Lifetime Data (Tq=25.0°C)
Time(khrs)	LLMF(%)	Cx(%)
10	100	2
20	99	4
30	99	6
40	99	8
50	98	10
60	98	12

Classifications

CIE: 447 / 801 / 970 / 1000 / 1000

CIE FLUXCODE: 0.45 / 0.80 / 0.97 / 1.00 / 1.00

BZ: BZ10/0.8/BZ5/1.25/BZ4

CAE: CAE 1/65°/CAE 2

DIN: A40 (Nach Arbeitsblatt 7)

DIN_U: Phi u = 1.00

DIN_SU: Phi su = 0.54

UTE: 1.00 F + 0.00 T

Downloads

Attachment		Size
US3141_LEDN20D_LTRevAB.uld		16.5 KB
US3141_LEDN20D_LTRevAB.ldt		1.7 KB
US3141_LEDN20D_LTRevAB.ies		1.16 KB
US3_e-pub_EN.pdf	Brochure US3	2.42 MB
US31E0100.pdf	Installation manual US31	2.29 MB
ETAP Cleaning instructions_EN.pdf	Cleaning instructions for luminaires	49.58 KB

Accessories & pictograms

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Healthcare

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Downloads

US3141/LEDN20D

Product info

Mechanical properties

Light source

Electrical Properties

Dimensional drawing

Photometric data

Luminous intensities in cd

Luminance

UGR

Efficiency

Lifetime

Classifications

Downloads

Accessories & pictograms

Accessories

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