Axial fans

EC axial fans mains-poweredS series, Ø 990– Material: Guard grille: Steel, phosphated and coated in black plasticWall ring: Sheet steel, pre-galvanised and coated in black plasticBlades: Die-cast aluminiumRotor: Cast-in with PA plasticElectronics enclosure: Die-cast aluminium, coated in black– Number of blades: 7– Direction of rotation: Dir. of air flow "V" clockwise, "A" counter-clockwise, seen on rotor– Type of protection: IP 54 (acc. to EN 60529)– Insulation class: "F"– Mounting position: Shaft horizontal or rotor on bottom; rotor on top on request– Condensate discharges: Rotor-side– Mode of operation: Continuous operation (S1)– Bearings: Maintenance-free ball bearingsNominal dataCurveNominalvoltage rangeFrequencySpeed/rpmMax. powerinput (1)Max. currentdraw (1)Max. operative rangePerm. amb. temp.Electr. connectionTypeMotorVAC Hz rpm kW A Pa °Cp. 428*3G 990 M3G 150-IFA3~ 200-240 50/60 650 1.50 4.80 120 -25 to +60M)*3G 990 M3G 150-IFB3~ 380-480 50/60 650 1.50 2.60 120 -25 to +60 M)subject to alterations(1) Nominal data in operating point with maximum load and 200 or 400 VACCurvesn[rpm]P 1[kW]I[A]Lp A[dB(A)] tL[%][Pa]120100806040200,1 0,20,3 0,4 [in H 2O]128114107632AA 1A 2A 3A 4A 5A 6A 7A 8A 9A 10A 11A 126506506506505405405405404504504504501.021.211.321.440.600.710.780.840.360.420.460.503.604.004.404.602.202.602.803.001.401.601.801.80757676757071717065666665—727057—727057—72705795 10 3000 6000 9000 12000 15000 180005000 15000 25000[CFM][m 3 /h]294