ONORM EN 405:2009现行
Respiratory Protective Devices - Valved Filtering Half Mask To Protect Against Gases Or Gases And Particles - Requirements, Testing, Marking
出版：Osterreichisches Normungsinstitut
专家解读视频
Specifies the performance requirements, marking requirements and test methods for valved filtering half masks incorporating either gas or combined filters as respiratory protective devices except for escape purposes. Does not cover gas filtering half masks which do not have valves or are fitted only with exhalation valves. Does not cover devices that are meant to be used when there might be a deficiency of oxygen (less than 17% by volume of oxygen). Coverage includes definitions and classification, testing and marking. Includes tables and diagrams.
BS EN 405:2001+A1:2009 - Identical
NBN EN 405:2002 - Identical
NF EN 405:2002 - Identical
UNI EN 405:2003 - Identical
NS EN 405:2001 - Identical
SS EN 405 Ed. 2 (2001) - Identical
UNE EN 405:2002 - Identical
UNI EN 405:2009 - Identical
SN EN 405:2001 - Identical
NEN EN 405:2002 - Identical
