... .6Mpa Water consumption:0.25--0.5L/MINVoltage and frequency:3 phase,50Hz,220V-240V/380-420V/660-690V,.....Motor size:50HZ ... ,1.5,2.2,3,4,5.5,7.5,11,15KW.Advantage:No pollution ... the production procedure in accordance with GMP quality standard. sanitary open impeller Centrifugal pump