Description: the actual head at the inlet of the pump; Name: pump inlet head
Description: head observed at inlet area of the pump, corresponding to the sum of the height, pressure head and velocity head; Name: Total head at inlet area of the pump
Description: The output provided by the machine directly to the coupling. Losses in transmission elements outside of the machine, such as gear transmissions and belt drives, are not included; Name: Shaft performance for nominal speed, drive