Rated life time L80/B10 at 25 °C50000h
Suitable for number of lamps1
Rated life time L80/B50 at 25 °C66500h
Rated life time L90/B10 at 25 °C25000h
Rated life time L90/B50 at 25 °C33300h
Number of lighting heads1
With separate reading lightNo
Luminaire heads flexibleNo
Material coverWithout cover
Direct-/indirect proportion separately controllableNo
Dimming mains voltage modulationNo
Dimming manufacturer's proprietary systemNo
Type of control gearLED operating device current-controlled
Dimming potentiometer (integrated)No
Dimming Sine Wave ReductionNo
Light distributorReflector
Light outletDirect/indirect
With presence indicatorNo
Suitable for lamp power57 - 57W
Rated luminous flux according to IEC 62722-2-17150lm
Colour rendering index CRI80-89
Power supply energy efficiency index (EEI)A1
Rated life time L70/B10 at 25 °C75000h
Energy efficiency class of the built-in lampA++, A+, A (LED)
Dimming with push-buttonYes
Suitable for workplace according to EN 12464-1Yes
Rated life time L70/B50 at 25 °C99800h
Lamp typeLED not exchangeable
Nominal voltage220 - 240V
Colour temperature4000 - 4000K