Description: highest discharge pressure at specified working temperature up to which the pump casing can be used; Name: max perm casing working pressure
Description: greatest outlet pressure at the specified operating temperature at which the pump casing can be used; Name: Maximum allowable casing working 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 %