Product code QS92 Blade R downlight QS92: MInimal Ø 174 - Medium beam - LED Technical description: Ring luminaire with 18 optical elements for LED lamps - fixed optics. The optic system guarantees a high level of visual comfort and no glare. The body includes a radiant surface made of die-cast aluminium. Minimal (frameless) version for flush with ceiling installation. For recessed installation in a false ceiling a specific adapter is required that is available with a separate item code. High definition reflectors made of thermoplastic material vacuum-metallised with aluminium vapours, integrated in a set-back position in the anti-glare screen. Supplied with a power supply unit connected to the luminaire. Installation: Recessed with steel wire springs for false ceilings from 12,5 to 25 mm thick - Ø 174 installation hole. Colour: White (01) | Black (04) | Gold (14)* | Burnished chrome (E6)* Weight (Kg): 0.68 Mounting: ceiling recessed Wiring: On the power supply unit with terminal board included. Available in DALI electronic versions. Class II;IP20;IP23 (On the visible part of the product once installed) CE;ENEC-03;CCC S&E;EAC;QCERT;NOM;IRAM;SNI;BIS Pending Product configuration: QS92 QS92: MInimal Ø 174 - Medium beam - LED Product characteristics: Total lighting output [Lm]: 3437 Total luminous flux at or above an angle of 90° [Lm]: 0 Total power [W]: 39.1 Emergency luminous flux [Lm]: / Luminous efficacy [Lm/W]: 87.9 Voltage [V]: 230 Life Time: 50,000h - L90 - B10 (Ta 25°C) Number of optical assemblies: 1 Optical assembly Characteristics Type 1: Light Output Ratio (L.O.R.) [%]: 79 Number of lamps for optical assembly: 1 Lamp code: LED Socket: / ZVEI Code: LED Ballast losses [W]: 3.1 Nominal power [W]: 36 Colour temperature [K]: 4000 Nominal luminous [Lm]: 4350 CRI: 80 Lamp maximum intensity [cd]: / Wavelength [Nm]: / Beam angle [°]: 26° MacAdam Step: 2