Respiratory protective devices. Compressed air for breathing apparatus has-hardcopy Validation test

Validation test

Annex B (informative) Example of the determination of the characteristic opening size

4 Storage and transportation of SF6

The table containing the overview of the composition of bolting assemblies and component marking has been added

) is covered by the relevant standard for such an accessory

Respiratory protective devices. Compressed air for breathing apparatus has-hardcopy Validation testBS EN 12021: 1999 Respiratory protective devices. Compressed air for breathing apparatus This European Standard specifies requirements for the quality of compressed air supplied for use with the following types of equipment. a) Respiratory protective devices self contained open circuit compressed air breathing apparatus and open circuit compressed air underwater breathing apparatus (SCUBA). b) Respiratory protective devices compressed air line