Axial fans

EC axial fans 24 /48 VDCS series, Ø 300– Material: Guard grille: Steel, phosphated and coated in black plasticWall ring: Sheet steel, pre-galvanised and coated in black plasticBlades: Sheet steel, coated in blackRotor: Coated in black– Number of blades: 7– Direction of rotation: Direction of air flow "V" counter-clockwise, direction of air flow "A"clockwise, seen on rotor– Type of protection: IP 42– Insulation class: "B"– Mounting position: Any– Condensate discharges: None– Mode of operation: Continuous operation (S1)– Bearings: Maintenance-free ball bearingsNominal dataCurveNominal voltageVoltage rangeAir flowSpeed/rpmPower inputCurrent drawSound pressure levelMax. operative rangePerm. amb. temp.Mass withoutattachmentsElectr. connectionTypeMotorVDC VDC m 3 /h rpm W A dB(A) Pa °C kgp. 420*1G 300 M1G 074-CFA24 16-28 2450 1800 90 4.00 65 — -25 to +60 2.2G)*1G 300 M1G 074-CFA48 36-57 2450 1800 90 2.00 65 — -25 to +60 2.2G)subject to alterationsCurvesn[rpm]P 1[W]Lp A[dB(A)] tL[%][Pa]160120800,2 0,4 0,6 [in H 2O]UNUR844'33'AA 1’A 2’A 3’A 4’A 1A 2A 3A 4A 5A 6A 7A 81940185017901720180017201670160014801440140013501081111131169089919349525558676666666565656461626159—717160—717160—71716040722'651 1'0 400 800 1200[CFM]600 1200 1800 2400 [m 3 /h]194