D90/LEDW20DEX1

D90/LEDW20DEX1

round

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

housing: polycarbonate

light source: 3000 K

optics: Reflector and lens • polycarbonate (PC) with aluminium thin film, satin look

UGR classification: <= 19

luminous flux: 2050 lm

luminous efficacy: 113 lm/W

LLMF: 98% @ 50khrs (Tq=25°C)

photobiological safety: EN 62471: RISK GROUP 1 UNLIMITED

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DIALux ULD
Eulumdat LDT

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Mechanical properties

dimensions: 190 mm x 100 mm

cut-out size: 175 mm x 99 mm

trim: flat trim

type: individual luminaire

IP: IP20

F-sign: do not cover

wireless: No

ball proof: No

Light source

correlated colour temperature: 3000 K

Ra: 80

Electrical Properties

power: 18.1 W

voltage: 220-240V

frequency: 50-60Hz AC/DC

Dimensional drawing

Photometric data

luminous flux: 2050 lm

luminous efficacy: 113 lm/W

luminance @ 65°: 1000 cd/m²

power: 18.1 W

UGR classification <=: 19

LLMF: 98% @ 50khrs (Tq=25°C)

correlated colour temperature: 3000 K

Ra: 80

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Luminous intensities in cd

Intensity for 2050lm
Gamma	C0	C45	C90
0°	1656.8	1656.8	1656.8
5°	1627.0	1627.0	1627.0
10°	1567.3	1567.3	1567.3
15°	1557.0	1557.0	1557.0
20°	1535.2	1535.2	1535.2
25°	1425.9	1425.9	1425.9
30°	1228.6	1228.6	1228.6
35°	907.0	907.0	907.0
40°	520.1	520.1	520.1
45°	279.0	279.0	279.0
50°	125.2	125.2	125.2
55°	20.0	20.0	20.0
60°	1.8	1.8	1.8
65°	0.3	0.3	0.3
70°	0.0	0.0	0.0
75°	0.0	0.0	0.0
80°	0.0	0.0	0.0
85°	0.0	0.0	0.0
90°	0.0	0.0	0.0

Luminance

luminous flux: 2050 lm

luminous efficacy: 113 lm/W

luminance @ 65°: 1000 cd/m²

luminous area: 0.02 m²

Average Luminances (Cd/m²) for 2050lm
Gamma	C0	C30	C45	C60	C90
45°	20644	20644	20644	20644	20644
50°	10192	10192	10192	10192	10192
55°	1821	1821	1821	1821	1821
60°	191	191	191	191	191
65°	37	37	37	37	37
70°	3	3	3	3	3
75°	0	0	0	0	0
80°	0	0	0	0	0
85°	0	0	0	0	0

UGR

Corrected Glare Ratings for a Total Lamp Flux of 2050lm (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	18.9	20.3	19.2	20.6	20.8	18.9	20.3	19.2	20.6	20.8
Y = 3H	18.8	20.0	19.1	20.3	20.5	18.8	20.0	19.1	20.3	20.5
Y = 4H	18.7	19.8	19.0	20.1	20.4	18.7	19.8	19.0	20.1	20.4
Y = 6H	18.6	19.7	19.0	20.0	20.3	18.6	19.7	19.0	20.0	20.3
Y = 8H	18.6	19.6	18.9	19.9	20.2	18.6	19.6	18.9	19.9	20.2
Y = 12H	18.5	19.5	18.9	19.8	20.2	18.5	19.5	18.9	19.8	20.2
X = 4H Y = 2H	18.7	19.8	19.0	20.1	20.4	18.7	19.8	19.0	20.1	20.4
Y = 3H	18.6	19.5	18.9	19.8	20.2	18.6	19.5	18.9	19.8	20.2
Y = 4H	18.5	19.3	18.9	19.6	20.0	18.5	19.3	18.9	19.6	20.0
Y = 6H	18.4	19.1	18.8	19.5	19.9	18.4	19.1	18.8	19.5	19.9
Y = 8H	18.4	19.0	18.8	19.4	19.8	18.4	19.0	18.8	19.4	19.8
Y = 12H	18.3	18.9	18.8	19.4	19.8	18.3	18.9	18.8	19.4	19.8
X = 8H Y = 4H	18.4	19.0	18.8	19.4	19.8	18.4	19.0	18.8	19.4	19.8
Y = 6H	18.3	18.9	18.7	19.3	19.7	18.3	18.9	18.7	19.3	19.7
Y = 8H	18.2	18.7	18.7	19.2	19.7	18.2	18.7	18.7	19.2	19.7
Y = 12H	18.2	18.6	18.7	19.1	19.6	18.2	18.6	18.7	19.1	19.6
X = 12H Y = 4H	18.3	18.9	18.8	19.4	19.8	18.3	18.9	18.8	19.4	19.8
Y = 6H	18.2	18.7	18.7	19.2	19.7	18.2	18.7	18.7	19.2	19.7
Y = 8H	18.2	18.6	18.7	19.1	19.6	18.2	18.6	18.7	19.1	19.6
	UGR Variations with Observer Position for Luminaire Spacings S
S = 1.0H		+3.7		-16.0			+3.7		-16.0
S = 1.5H		+6.4		-36.1			+6.4		-36.1
S = 2.0H		+8.4		-48.5			+8.4		-48.5

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	110	109	107	104	103	102	100	99	98	93
2	102	99	96	97	94	92	94	92	90	85
3	94	90	87	90	87	84	87	85	82	78
4	87	82	78	84	80	77	81	78	75	72
5	81	75	71	78	73	70	76	72	69	66
6	75	69	65	73	68	64	71	67	64	61
7	70	64	60	68	63	59	67	62	59	56
8	65	59	55	64	58	55	62	58	54	52
9	61	55	51	60	54	51	59	54	50	49
10	57	51	47	56	51	47	55	50	47	45

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	71	65	68	63	69	64	67	62	62	58
0.80	82	75	77	72	79	73	75	71	71	67
1.00	89	82	83	78	85	80	81	77	77	72
1.25	98	92	90	86	94	89	88	85	85	81
1.50	103	97	93	90	97	93	91	89	88	84
2.00	109	104	97	95	102	99	95	93	92	88
2.50	113	108	100	98	105	102	97	96	94	91
3.00	117	113	102	100	108	106	100	98	97	94
4.00	119	116	103	102	110	107	100	99	98	94
5.00	122	119	104	103	112	110	102	101	99	96

Lifetime

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

Classifications

CIE: 900 / 1000 / 1000 / 1000 / 1000

CIE FLUXCODE: 0.90 / 1.00 / 1.00 / 1.00 / 1.00

BZ: BZ1

CAE: Symmetrical

DIN: A60 (Nach Arbeitsblatt 7)

DIN_U: Phi u = 1.00

DIN_SU: Phi su = 0.81

UTE: 1.00 A + 0.00 T

D90/LEDW20DEX1

Quick downloads

Photometric data

Tender description

Product description

Product info

Mechanical properties

Light source

Electrical Properties

Dimensional drawing

Photometric data

Luminous intensities in cd

Luminance

UGR

Efficiency

Lifetime

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