The VS4 type, KPDS is sump pump suspended vertically into the sump and mounted at support plate level for process application. KPDS are pumps with both variance of enclosed impeller and KPDS QF with mixed flow type impeller. KPDS pumps have wide range of application in various chemical process industries for pit depth up to 5.5 meter depending on liquid handled. The VS4 type, SHS is vertical non-clog pumps for wet pit applications. The pump unit is suspended by a column pipe which also protects the transmission shaft. These pumps can be offered with a column length up to 6.5 m. These pumps operate at 50 Hz.