... Data1) Rated Voltage:380V three phase A.C. 50HZA,2 pole synchronous speed:3000RPMB,4 pole synchronous speed:1500RPM2) Motor operates continuously3) Motor’s ... -8.5.5) When used in a pool or casing ID lager than specified,a should be added.the shroud should be ... ,.the shaft extension is sealed with grease(or mechanical seals),A compensation bag is installed at the lower end to equalize ...