Description: nominal value of total energy head at the outlet side of the pump unit at operation; Name: nom feed height
Description: difference between the total energy height on the outlet side of the pump aggregate and the total energy height of the intake side of the pump aggregate ruling at operating point; Name: nominal feed height
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