Description: Outlet pressure at which the safety valve starts to open; Name: Safety valve set pressure
Description: outlet pressure at which the relief valve begins to open; Name: relief-valve set pressure
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, A2