Description: lowest flow at which the pump can operate without exceeding the vibration limits imposed by this International Standard; Name: lowest ongoing stable flow
Description: Lowest flow at which the pump can be operated without it adversely affecting ist performance in terms of life expectancy, noise and vibrations ; Name: Minimum continuous stable flow
Description: amount of the absolute value of the total head above the head, equivalent to the vapour pressure of the liquid at the particular temperature, with reference to the NPSH datum plane; Name: net positive suction head