Description: free cross-section of the inlet opening in the inlet nozzle of the pump; Name: Inlet cross section of the pump
Description: free cross-sectional area of the entry opening in the inlet connection of the pump; Name: inlet area of the pump
Description: PN (nominal pressure) is an alphanumeric variable for reference purposes, relating to a combination of mechanical and measurement properties of a pipe component. It comprises the letters PN followed by a dimensionless number (according to EN 1333/96.08); Name: Nominal pressure of the muffs, A1