51ME31DB4NWA

: 51ME31DB4NWA

Article office luminaire
Product name Silica 21 Round
Lamp LED
Rated luminous flux 7210lm
Luminous efficacy 164lm/W
Colour temperature 4000K
Colour rendering CRI > 80
Rated input power 44W
Service life 75000h (L85) at AT = 25°C
Protection rating IP20
Impact resistance IK03
Weight 6.1kg

Silica 21 Round, office luminaire, primary optical cover: cover panel, of PMMA, light emission: direct/indirect distribution, primary light characteristic: symmetric, installation type: suspended mounting, LED, rated luminous flux: 7.210lm, luminous efficacy: 164lm/W, light colour: 840, colour temperature: 4000K, control gear: DALI 2, with system connector, mains connection: 220..240V, AC, 50/60Hz, rated input power: 44W, luminaire housing, of aluminium section, traffic white (RAL 9016), diameter: 600mm, height: 62mm, equipment: Standard, protection rating (complete): IP20, insulation class (complete): insulation class I (protective earthing), certification: CE, impact resistance: IK03, permissible operating ambient temperature: 0..+35°C, standard: EN 50419, packaging unit: 1 piece

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Key data

Product type office luminaire
Product name Silica 21 Round
Order No. 51ME31DB4NWA

Lighting technology

Cover cover panel
Beam angle extremely wide distribution
Symmetry symmetric
Light emission direct/indirect distribution
UGR viewing direction along longitudinal luminaire axis ≤ 22
UGR viewing direction along lateral luminaire axis ≤ 22

Lamps

Lamps with LED
Rated luminous flux 7210lm
Luminous efficacy 164lm/W
Colour temperature 4000K
Colour rendering index CRI > 80
Light colour 840
SDCM (Standard Deviation of Colour Matching) MacAdam ≤ 3 SDCM (initial)
Rated input power 44W

Operating device

Control DALI 2

Certificates, Standards

Protection rating IP20
Insulation class insulation class I (protective earthing)
Impact resistance IK03
Temperature range (operation) 0..+35°C
Standard EN 50419
Certification, designation CE

Material, Colour

luminaire housing aluminium section, traffic white (RAL 9016)
Cover cover panel of PMMA

Mounting

Mounting method, mounting location suspended mounting, to the ceiling
Arrangement single arrangement

Electrical connection

Connection system connector
Nominal voltage 220..240V, 50/60Hz, AC

Dimensions, Weight

Diameter 600mm
Height 62mm
Weight 6.1kg

Service life

Rated service life 75000h (L85) at AT = 25°C

Product type
office luminaire

Product name
Silica 21 Round

Order No.
51ME31DB4NWA

Cover
cover panel

Beam angle
extremely wide distribution

Symmetry
symmetric

Light emission
direct/indirect distribution

UGR viewing direction along longitudinal luminaire axis
≤ 22

UGR viewing direction along lateral luminaire axis
≤ 22

Lamps
with LED

Rated luminous flux
7210lm

Luminous efficacy
164lm/W

Colour temperature
4000K

Colour rendering index
CRI > 80

Light colour
840

SDCM (Standard Deviation of Colour Matching)
MacAdam ≤ 3 SDCM (initial)

Rated input power
44W

Control
DALI 2

Protection rating
IP20

Insulation class
insulation class I (protective earthing)

Impact resistance
IK03

Temperature range (operation)
0..+35°C

Standard
EN 50419

Certification, designation
CE

luminaire housing
aluminium section, traffic white (RAL 9016)

Cover
cover panel of PMMA

Mounting method, mounting location
suspended mounting, to the ceiling

Arrangement
single arrangement

Connection
system connector

Nominal voltage
220..240V, 50/60Hz, AC

Diameter
600mm

Height
62mm

Weight
6.1kg

Rated service life
75000h (L85) at AT = 25°C

Silica 21 Round
office luminaire, traffic white (RAL 9016), DALI 2, 7210lm, 840, Ø600mm
: LED 4000K / CRI >= 80
: 51ME31DB4NWA