A ceiling-recessed troffer luminaire with high ingress protection and a diffuser made of matte tempered glass that ensures its higher resistance against environmental conditions and damage, while maintaining uniform light distribution. This product is suitable for applications with high cleanliness requirements, such as hospital and healthcare facility interiors, laboratories and production facilities. Versions with two, three or four rows of LED inserts are available. BLUETOOTH CASAMBI lighting control optionally available. Luminaire type: Troffers, Increased ingress protection; Mounting type: recessed mounting; Mounting location: ceiling; Luminous flux: 3600lm - 12600lm; Luminous efficacy: 125lm/W; Correlated color temperature: 4000K, 3000K Dynawhite: 2700K - 6500K; ; Color rendering index (CRI): >80, >90; Median useful life: L70B50 - 146000 h,L80B50 - 93000 h,L90B50 - 47000 h,L100 - 50000 h; Photobiological risk group: 0; Luminous intensity distribution direction: direct; Practical emergency lamp flux (PELF): 390lm - 440lm; Frame color: white, glossy, RAL9016; Luminous intensity distribution: very wide; Luminous intensity distribution geometry: symmetrical; Voltage: 230V AC; Power: 30W - 101W; Wired lighting control: ON/OFF, DALI; Wireless lighting control: Optional Bluetooth Mesh; IP Code: IP65; IEC protection class: I; Diffuser material: tempered glass; Diffuser type: matte; Optics: dodatkowe paski AMBER; Housing material: steel sheet; Luminaire shape: square, rectangular; Permissible ambient temperature range: from 0°C to 25°C; Corrosivity class: C3; Dimensions: Height: 70mm, Width: 597mm, 297mm, Length: 597mm, 1197mm, ; Ceiling opening dimensions: 582mm x 585mm, 285mm, 1182mm x 585mm, 285mm; Weight: 8.80kg; Mounting height: <=3 m, >3-6 m;