Vacuum Catalogue - Edwards

EV20 Oil Sealed PumpFeatures & BenefitsThe EV rotary vane pumps are designed to be used in a wide range of industrial andscientific applications. They can be used individually or with mechanical booster pumps toincrease both performance and ultimate vacuum. They can operate continuously fromatmosphere to ultimate.With reliability and ease of service in mind, the EV range of pumps are designed for theindustrial and scientific markets. Edwards Applications Specialists have unrivalledknowledge and can advise on pump selection, configuration and operation to suit anycustomers’ requirements. The EV range can be supplied individually or as part of preengineeredcombinations using Edwards EH mechanical boosters.Applications●●●●●Continuous operation from atmosphere to ultimate vacuumHigh pumping speed at low pressureGas ballast valve fitted as standardLow noise and vibrationAir cooledDimensions●●●●●Furnaces and metallurgy industriesFood processing and packagingLiftingVacuum coatingVacuum transportingPerformance Curves8Page3401. 50Hz 2. 60HzTechnical DataPumping speed 50 Hz18 m 3 h -1 / 11 ft 3 min -1Pumping speed 60 Hz 21 m 3 h -1 / 13 ft 3 min -1Ultimate pressure without GasBallast0.5 mbarWater vapour capacity 0.4 kg h -1 @ 10 mbar /Ordering InformationProduct DescriptionEV20 175-260/300-450V, 50Hz, 190-290/330-500V, 60HzOrder No.A35010940Electricity supply 50 HzElectricity supply 60 HzMotor Power 50 HzMotor Power 60 HzNoise 50 HzNoise 60 HzWeightOil capacityOil Type0.9 lb h -1 @ 10 mbar175-260 / 300-450 V190-290 / 330-500 V0.55 kW / 0.75hp0.66 kW / 1.0 hp63 dB(A)67 dB(A)20 kg / 44 lbs0.5 litre / 0.13 US galUG20Shop online at www.edwardsvacuum.com