*-Per Lighting Europe guidance paper “Evaluating performance of LED based luminaires - January 2018”: statistically there is no relevant difference in lumen maintenance between B50 and for example B10. Therefore, the median useful life (B50) value also represents the B10 value.
Ambient temperature range
-20 to +40 °C
Luminous flux tolerance
+/-5%
Initial chromaticity
(0.38, 0.38) SDCM <3
Power consumption tolerance
+/-5%
Standard Deviation of Colour Matching (McAdam ellipse)
SDCM≤3
Control gear failure rate at median useful life 50000 h
5 %
Lumen maintenance (EN-IEC 62722-2-1) at median useful life* 100000 h
L80
Repair class
Repair Class B, the driver and light source of this luminaire can be replaced by a service technician. Parts and documentation are available for an extended period of time.