Squared ceiling/wall surface luminaire made from aluminium; surface White Matt; powder coated; matt texture; RAL 9010; indirect light distribution; phase-cut dim; light colour 2700 K; binning initial MacAdam ≤ 3 SDCM; CRI ≥ 80; 220 - 240 V; degree of protection IP20; Class 1; lamp not included; light source replaceable by Wever & Ducré or by a professional with explicit authorization; control gear replaceable by end-user;