Description: highest efficiency possible for the pump; Name: highest pump efficiency
Description: Greatest value of pump efficiency obtained at given operating conditions ; Name: Pump best efficiency
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