Dimensions and technical data220-240 V ~ 50 HzHousing colour: whiteHousing material: ABS plastic, non-yellowing, UV-resistantNominal diameter: 100 mmSpeed levels: 3Power min./max.: 50 / 105 W Current consumption min./max.: 0.36 / 0.5 Revolutions per minute min./max.: 1400 / 2200Air flow min./max.: 140 / 280 m³/hTotal pressure Pmax min./max.: 226 / 490 PaSound pressure Lp-3m min./max.: 41.9 / 48.6 dB(A)max. temperature for continuous operation: 50°CSprotection type: IPX4Protection class: IIDorch diameter connection connection: 97 mmDimensions front: 290 x 290 x 144 mmTotal depth with connection connection: 175 mmWeight: 3.8 kgincluding surface-mounted wall switch: 3 speeds / adjustable caster (3-20 min): device switches off after the set delay time has elapsedwashable synthetic fibre fleece filterthermal overload protectionself-lubricating plain bearingsintegrated return air barrier flap prevents cold air ingress when the fan is switched offInstallation: surface-mounted, any Position