EN 12941:1998/A1:2003
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Respiratory protective devices - Powered filtering devices incorporating a helmet or a hood - Requirements, testing, marking
17-12-2003
This European Standard specifies minimum requirements for powered filtering devices incorporating a helmet or a hood with gas, particle or combined filter(s) for respiratory protection. It does not cover devices designed for use in circumstances where there is or might be an oxygen deficiency (oxygen less than 17 % by volume). Also, it does not cover respiratory protective devices designed for escape purposes. Laboratory and practical performance tests are included for the assessment of compliance with the requirements.
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