Systemair RVK pipe fans 250E2-L sileo pipe valve

RVK 250E2 sileo inline fan, DN 250, 230V/50Hz, 1~, plastic housing General description: Radial inline fan for easy, direct installation in ductwork. Housing made of polypropylene plastic with 30% glass fiber content. Round connection piece, length 25mm. Components and design: Free-running radial impeller made of plastic, backward curved. Balance quality G6.3, motor complete with impeller statically and dynamically balanced on two levels according to DIN ISO 21940-11. Motor and control: Voltage-controlled external rotor motor (IP44), maintenance-free, cooled by positioning the motor within the airflow. Integrated thermal contact with automatic reset according to EN60335-2-80, speed-controlled by a 5-stage transformer or a continuously variable thyristor. Additional features: Low-noise ball bearings with long-term lubrication. Terminal box on the housing. Mounting brackets included loose. For indoor installation. Installation in any position. Technical specifications Nominal voltage: 230V Frequency: 50Hz Phase(s): 1~ Power consumption: 109W Current: 0.476A Speed: 2,518rpm Volume flow: max. 860m³/h Capacitor capacity: 3µF Max. conveyed medium temperature: max. 70°C Max. conveyed medium temperature with speed control: 70°C Sound pressure level at 3m (20m² Sabine): 40dB(A) Protection class / classification Protection class, motor: IP44 Insulation class: F Energy class, basic unit: E Energy class, local requirement: B ErP ready: ErP 2016 ErP 2018 Dimensions and weights Duct dimensions, round, inlet: 250mm Duct dimensions, round, outlet: 250mm Weight: 3.3kg Other Duct connection type: Round Motor type: AC