Axial fans

EC axial fansØ 250– Material:Wall ring: Die-cast aluminiumBlades: Sheet steel, coated in blackRotor: Coated in black– Number of blades: 7– Direction of air flow: "V", exhaust overstruts– Direction of rotation: Counter-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 bearings– Technical features: Control input 0-10 VDC /PWM, tach output, polarity and locked rotorprotection– EMC:Interference emission acc. to EN 61000-6-3Interference immunity acc. to EN 61000-6-2– Connection leads: Terminal strip– Protection class: I– Product conforming to standard: EN 60950-1– Approvals: VDE, UL, CSA;B (48 VDC) with CCCGeneralinformationAC axial fansAC axialS seriesAC axialK seriesNominal dataCurveNominal voltageVoltage rangeAir flowSpeed/rpmPower inputCurrent drawSound pressure levelMax. operative rangePerm. amb. temp.MassAC axialA seriesType Motor VDC VDC m 3 /h rpm W A dB(A) Pa °C kgW1G250-HH37 -52 M1G 074-BF B 24 16-28 1920 2750 105 5.00 70 — -25 to +60 2.5W1G250-HH67 -52 M1G 074-BF B 48 36-57 1920 2750 105 2.60 70 — -25 to +60 2.5subject to alterationsEC axial fansB 1’BBBBB2’3’4’12n[rpm]292028002680260027502630P 1[W]129132135139105110Lp A[dB(A)]717271727069 tL[%]—636045—63BBBBBB345678n[rpm]252024402610232022302170P 1[W]11111473757880Lp A[dB(A)]697066676768 tL[%]6045—6360452802,61280 ±0,37EC axialS seriesQ-motorCurves[Pa]24020016012080400,2 0,4 0,6 0,8 [in H 2O]UR4'UN483'372'265 10 400 800400 800 1200 1600B1'[CFM][m 3 /h]295320Ø5,4 +0,2PE (1)(2) – +4"V" ❯(1) Control input(2) Tach outputTechnology Accessories EC-SYSTEMS ESMGuard grillep. 369183Contacts