Description: Outlet pressure of the pump at which the safety valve closes after the entire pump flow has passed through; Name: Safety valve closing pressure
Description: outlet pressure at which the relief valve will close after passing the total pump flow; Name: relief-valve reseat pressure
Description: NPSH-value required for a drop of 3 % in the total head of the first stage of the pump as a standard basis for use in performance curves; Name: Net positive suction head required for a drop of 3 %