Ordercode: 51MX31TBT9B

Article office luminaire
Product name Silica® 21
Lamp LED
Rated luminous flux 7770lm
Luminous efficacy 111lm/W
Colour temperature 2700..6500K
Colour rendering CRI > 80
Rated input power 70.3W
Service life 50000h (L85/B50) at AT = 25°C
Protection rating IP20
Weight 3.5kg

Silica® 21, office luminaire, primary light control with darklight reflector, of PMMA, black, CAT 2 (L<= 3000cd/m²), light emission: direct/indirect distribution, primary light characteristic: symmetric, installation type: suspended mounting, LED, rated luminous flux: 7.770lm, luminous efficacy: 111lm/W, light colour: 8tw, colour temperature: 2700..6500K, control gear: ECG DALI, with terminal, 3+2-pole, max. 2.5mm², mains connection: 220..240V, AC, 50/60Hz, rated input power: 70.3W, luminaire housing, of aluminium, jet black (RAL 9005), length: 1.504mm, width: 53mm, height: 53mm, protection rating (complete): IP20, insulation class (complete): insulation class I (protective earthing), certification: CE, permissible operating ambient temperature: 0..+35°C, standard: EN 50419, packaging unit: 1 piece

Product details


Key data

Product type office luminaire
Product name Silica® 21
Order No. 51MX31TBT9B


Lighting technology

Light control darklight reflector of PMMA, black
Beam angle narrow distribution
Symmetry symmetric
Light emission direct/indirect distribution
UGR viewing direction along longitudinal luminaire axis ≤ 19
UGR viewing direction along lateral luminaire axis ≤ 19


Lamps

Lamps with LED
Rated luminous flux 7770lm
Luminous efficacy 111lm/W
Colour temperature 2700..6500K
Colour rendering index CRI > 80
Light colour 8tw
SDCM (Standard Deviation of Colour Matching) MacAdam ≤ 3 SDCM (initial)
Rated input power 70.3W


Operating device

Control gear ECG DALI
Control DALI DT8


Certificates, Standards

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


Material, Colour

luminaire housing aluminium, jet black (RAL 9005)
Colour specification jet black (RAL 9005)


Mounting

Mounting method, mounting location suspended mounting
Arrangement single arrangement


Electrical connection

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


Dimensions, Weight

Length 1504mm
Width 53mm
Height 53mm
Weight 3.5kg


Service life

Rated service life 50000h (L85/B50) at AT = 25°C

Product type
office luminaire

Product name
Silica® 21

Order No.
51MX31TBT9B

Light control
darklight reflector of PMMA, black

Beam angle
narrow distribution

Symmetry
symmetric

Light emission
direct/indirect distribution

UGR viewing direction along longitudinal luminaire axis
≤ 19

UGR viewing direction along lateral luminaire axis
≤ 19

Lamps
with LED

Rated luminous flux
7770lm

Luminous efficacy
111lm/W

Colour temperature
2700..6500K

Colour rendering index
CRI > 80

Light colour
8tw

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

Rated input power
70.3W

Control gear
ECG DALI

Control
DALI DT8

Protection rating
IP20

Insulation class
insulation class I (protective earthing)

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

Standard
EN 50419

Certification, designation
CE

luminaire housing
aluminium, jet black (RAL 9005)

Colour specification
jet black (RAL 9005)

Mounting method, mounting location
suspended mounting

Arrangement
single arrangement

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

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

Length
1504mm

Width
53mm

Height
53mm

Weight
3.5kg

Rated service life
50000h (L85/B50) at AT = 25°C

Photometric report / planning data

Photometric report / planning data

Silica® 21
office luminaire, jet black (RAL 9005), DALI DT8, 7770lm, 8tw, 1504x53mm, Connection: terminal
Ordercode: 51MX31TBT9B

Produktvariants/Accessoires