SPECIFICATION: Version: S Diameter [mm]: 125 Air Output [m3/h]: 140 Sound Pressure: 1 m- 36 dB 3 m- 34 dB Supply Voltage: 230V, 50 Hz Motor Power [W]: 14 RPM [1/min] (+-200): 2400 Degree of Protection: IP X2 The panel replacement system is simple and allows you to wash or replace whenever you need to. The click panel mounting system and ball bearings allow our dRim to be safely mounted on the ceiling as well. The unique shape of the fan blades results in virtually noiseless operation. The motor has thermal protection on the winding to protect the device from overheating. A check valve can be added to the dRim fan, which prevents reverse draught and thus cooling and dirty of the room. S is connected via an electric cube. It is the basic model and can be controlled with its own switch, e.g. together with the lighting**