Vacuum Catalogue - Edwards

EHR2190 Liquid Ring PumpWithin Edwards’ full range of liquid ring vacuum pumps, the EHR series offers a two-stageconstruction for peak performance at low suction pressures. Liquid ring pumps are ideal forpumping either dry or wet gases, with a high tolerance to liquid carry over.Pumps can be supplied as bareshaft or as part of a package complete with drive motor,discharge separator, heat exchanger and other accessories for recirculation of the sealliquid. In addition, all Edwards liquid ring pumps are available as part of ATEX category 1 orcategory 2 pump systems.Features & BenefitsThis model is the EHR2190 Cast Iron material variant.Applications●●●●●Two stage design - peak efficiency at high vacuumOperates across entire vacuum rangeMechanical shaft sealsChoice of construction materialsRugged, robust constructionDimensions●The EHR2190 is ideal for vacuum distillation and evaporatorapplications in the chemical, pharmaceutical and biofuelsindustry, and is also suited to condenser air extraction in thepower industry.Performance Curves10Page404Technical Data50 Hz 60 HzNominal capacity 190 m 3 h -1 215 m 3 h -1Suction pressure 30 mbara 30 mbaraNominal speed 1470 rpm 1740 rpmNominal motor power 5.5 kW 7.5 kWWeight 90 kg 90 kgOrdering InformationProduct DescriptionEHR2190 Cast IronEHR2190 Stainless SteelEHR2190 Stainless Steel FittedOrder No.A80000000A80001000A80005000Materials of constructionCasingBodyImpellerShaftSealsCast IronCast IronSG Iron420S37MechanicalShop online at www.edwardsvacuum.com