UNE EN 146:1992被替代
Respiratory Protective Devices - Powered Particle Filtering Devices Incorporating Helmets Or Hoods - Requirements, Testing, Marking
出版：Asociacion Espanola de Normalizacion
专家解读视频
Describes minimum requirements for powered particle filtering devices incorporating helmets or hoods used as respiratory protective devices. Does not cover devices designed for use in circumstances where there is or might be an oxygen deficiency. Does not cover respiratory protective devices designed for escape purposes. Covers references, definition and description, classification and designation, requirements, testing, instructions for use and marking. Included are tables and figures.
EN 146:1991 - Identical
SS EN 146:1991 - Identical
UNI EN 146:1992 - Identical
I.S. EN 146:1992 - Identical
NBN EN 146:1992 - Identical
BS EN 146:1992 - Identical
DIN EN 146 (1991-11) - Identical
NF EN 146:1992 - Identical
