ebmpapst K3G500AP2568 Lüfter

EC centrifugal fan RadiPac K3G500AP2568, 377.145.387 Industrial EC fan 3.45 kW with 7-blade aluminum impeller and MODBUS interface for ventilation and heating systems Fan EBM-PAPST K3G500-AP25-68 is a high-efficiency centrifugal fan with an electronically commutated (EC) motor M3G150-FF and integrated control electronics. Model of the RadiPac series with 7 aluminum backward-curved blades and single-sided suction provides performance up to 13,395 m³/h at static pressure up to 1150 Pa. Failure of the standard fan is critical — it leads to overheating and emergency shutdown of equipment. Installing an exact original replacement guarantees quick restoration of system operability. Technical specifications Parameter Value Part numbers K3G500AP2568, K3G500-AP25-68, 377.145.387 Manufacturer EBM-PAPST (Germany) Fan type EC (electronically commutated), centrifugal, RadiPac Motor type M3G150-FF Supply voltage 3~380-480 V AC (nom. 400 V), 50/60 Hz Power consumption 3450 W (3.45 kW) Rated current 5.3 A Rated speed 1910 rpm Max. airflow 13,395 m³/h (at 0 Pa) Max. static pressure up to 1150 Pa (at 5775 m³/h) Total efficiency η_es 66.5% (meets ErP 2015) Number of blades 7, backward-curved, aluminum sheet Impeller diameter 500 mm Mounting plate size 630 x 630 mm (inlet cone) Bearing type Ball bearing (rolling), maintenance-free Operating temperature from -25°C to +45°C Storage temperature from -40°C to +80°C Protection class IP55 (full protection against dust and water jets) Motor insulation class "F" Environmental protection class H1 Direction of rotation Clockwise (viewed from rotor) Housing material Aluminum die-cast (electronics), galvanized steel (inlet