Sonnos QT5 154x154mm

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Luminaire type
Compact LED downlight with square construction.

Mounting methods
Recessed downlight for flush plastering in plastered gypsum ceilings. Square ceiling cutout dimensions Recess depth Luminaire height

Optical system
With semi-specular vaporised plastic reflector. Light distribution characteristic and beam spread: Very Wide Flood, 60°. Glare evaluation (EN 12464-1) according to UGR < 19. Light control via collimator-/lens technology. LED system Luminaire luminous flux 2000 lm, connected load , luminous efficiency of luminaire 111 lm/W. Light colour neutral white, correlated colour temperature (CCT) 4000 K, Colour locus tolerance (initial MacAdam) ≤ 3 SDCM, general colour rendering index (CRI) Ra > 80. Mean rated service life L90 (tq 25 °C) = 50,000 h, mean rated service life L80(tq 25 °C) = 70,000 h.

Luminaire body
Housing and heat sink made of die-cast aluminium. Surface coated white . External dimensions of ceiling ring 145 mm x 145 mm. luminaire height 133 mm.

Electrical version
With electronic transformer, digitally dimmable (DALI). The ENEC certification by an independent testing laboratory is in preparation. The luminaire complies with fundamental requirements of applicable EU regulations and product safety legislation and bears the CE symbol.