Vacuum Catalogue - Edwards

SHR21200 Liquid Ring PumpWithin Edwards’ full range of liquid ring vacuum pumps, the SHR 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 & Benefits●●●●●This model is the SHR21200 Cast Iron material variant.Two stage design - peak efficiency at high vacuumOperates across entire vacuum rangeMechanical shaft sealsChoice of construction materialsRugged, robust constructionDimensionsApplications●The SHR21200 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 Curves10Page409A B C D E F Gmm 1710 410 800 500 630 600 800Inch 67.32 16.14 31.49 19.68 24.80 23.62 31.49Technical Data50 Hz 60 HzNominal capacity 1960 m 3 h -1 2240 m 3 h -1Suction pressure 30 mbara 30 mbaraNominal speed 735 rpm 880 rpmNominal motor power 75 kW 90 kWWeight 1180 kg 1180 kgMaterials of constructionOrdering InformationProduct DescriptionSHR21200 Cast IronSHR21200 Stainless Steel FittedOrder No.A80130000A80135000CasingBodyImpellerShaftSealsCast IronCast IronSG Iron420S37MechanicalShop online at www.edwardsvacuum.com