This European Standard refers to respiratory protective devices. It provides a nomenclature for typical components of respiratory devices but does not specify what or how many components are used and where they are located in the apparatus.
The illustrations used are given as examples only for the identification of the different parts and the corresponding terms for facilitating the application.
The object of this European Standard is to achieve a harmonized nomenclature for respiratory protective devices.
The terms are given in the 3 official CEN languages.