51MA23D54LBA1

: 51MA23D54LBA1

Article office luminaire
Product name Silica 21 Rectangular Prismatic X
Lamp LED
Rated luminous flux 4480lm
Luminous efficacy 144lm/W
Colour temperature 4000K
Colour rendering CRI > 80
Rated input power 31.2W
Service life 75000h (L85) at AT = 25°C
Protection rating IP40
Impact resistance IK03
Weight 4.1kg

Silica 21 Rectangular Prismatic X, office luminaire, primary optical cover: prismatic diffuser, of PMMA, CAT 2 (L= 3000cd/m²), light emission: direct with ceiling illumination distribution, primary light characteristic: symmetric, installation type: surface-mounted, LED, rated luminous flux: 4.480lm, luminous efficacy: 144lm/W, light colour: 840, colour temperature: 4000K, control gear: DALI 2, with terminal, 3+2-pole, max. 2.5mm², mains connection: 220..240V, AC, 50/60Hz, rated input power: 31.2W, luminaire housing, of sheet steel, matt jet black (RAL 9005), length: 1.500mm, width: 170mm, height: 53mm, sensor PC2, central control - connection to lighting or building management, equipment: Standard, scope of services: certified according to part 101,103,303,304, dimmable, protection rating (complete): IP40, 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

System family DALI-2
Product type office luminaire
Product name Silica 21 Rectangular Prismatic X
Order No. 51MA23D54LBA1

Lighting technology

Cover prismatic diffuser
Beam angle extremely wide distribution
Symmetry symmetric
Light emission direct with ceiling illumination
UGR viewing direction along longitudinal luminaire axis ≤ 19
UGR viewing direction along lateral luminaire axis ≤ 19

Lamps

Lamps with LED
Rated luminous flux 4480lm
Luminous efficacy 144lm/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 31.2W

Operating device

Control DALI 2, dimmable

Certificates, Standards

Protection rating IP40
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 sheet steel, matt jet black (RAL 9005)
Cover prismatic diffuser of PMMA

Mounting

Mounting method, mounting location surface-mounted, to the ceiling
Mounting height 2.5..5m
Arrangement single arrangement
Supplement ceiling mounting is only possible with a mounting box; please order separately according to luminaire length and housing colour

Electrical connection

Connection terminal, 3+2-pole, max. 2.5mm²
Nominal voltage 220..240V, 50/60Hz, AC

Dimensions, Weight

Length 1500mm
Width 170mm
Height 53mm
Weight 4.1kg

Service life

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

Inputs

1x PIR movement sensor
Connection PIR sensor (passive-infrared)
Detection angle 360°
Detection range tangential approx. ø1.8m..7m
Detection range approx. ø1.8m..5m
Option detection range can be limited in stages using extendable lens covers (2x 180°)
Feature circular detection area

1x light sensor
Illuminance 20..800lx (directly at sensor)

Outputs

1x DALI
System current max. 6mA
Feature DALI, slave function, DALI current max. 6mA

1x LED red/green
Feature for displaying initialization

System family
DALI-2

Product type
office luminaire

Product name
Silica 21 Rectangular Prismatic X

Order No.
51MA23D54LBA1

Cover
prismatic diffuser

Beam angle
extremely wide distribution

Symmetry
symmetric

Light emission
direct with ceiling illumination

UGR viewing direction along longitudinal luminaire axis
≤ 19

UGR viewing direction along lateral luminaire axis
≤ 19

Lamps
with LED

Rated luminous flux
4480lm

Luminous efficacy
144lm/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
31.2W

Control
DALI 2, dimmable

Protection rating
IP40

Insulation class
insulation class I (protective earthing)

Impact resistance
IK03

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

Standard
EN 50419

Certification, designation
CE

luminaire housing
sheet steel, matt jet black (RAL 9005)

Cover
prismatic diffuser of PMMA

Mounting method, mounting location
surface-mounted, to the ceiling

Mounting height
2.5..5m

Arrangement
single arrangement

Supplement
ceiling mounting is only possible with a mounting box; please order separately according to luminaire length and housing colour

Connection
terminal, 3+2-pole, max. 2.5mm²

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

Length
1500mm

Width
170mm

Height
53mm

Weight
4.1kg

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

1x PIR movement sensor

Connection
PIR sensor (passive-infrared)

Detection angle
360°

Detection range
tangential approx. ø1.8m..7m

Detection range
approx. ø1.8m..5m

Option
detection range can be limited in stages using extendable lens covers (2x 180°)

Feature
circular detection area

1x light sensor

Illuminance
20..800lx (directly at sensor)

1x DALI

System current
max. 6mA

Feature
DALI, slave function, DALI current max. 6mA

1x LED red/green

Feature
for displaying initialization

Silica 21 Rectangular Prismatic X
office luminaire, matt jet black (RAL 9005), DALI 2, 4480lm, 840, 1500x170mm, Connection: terminal
: LED 4000K / CRI >= 80
: 51MA23D54LBA1