I.S. EN 146:1992被替代
Respiratory Protective Devices - Powered Particle Filtering Devices Incorporating Helmets or Hoods - Requirements, Testing and Marking
出版：National Standards Authority of Ireland
专家解读视频
Defines minimum requirements for powered particle filtering devices incorporating helmets or hoods used as respiratory protective devices.
DIN EN 146 (1991-11) - Identical
EN 146:1991 - Identical
UNE EN 146:1992 - Identical
SS EN 146:1991 - Identical
UNI EN 146:1992 - Identical
NBN EN 146:1992 - Identical
BS EN 146:1992 - Identical
UNE EN 146 : 1992 - Identical
UNI EN 146 : 1992 - Identical
DIN EN 146 : 1991 - Identical
BS EN 146 : 1992 - Identical
DIN EN 146 : 1991 - Identical
NEN EN 146 : 1992 - Identical
BS EN 146 : 1992 - Identical
NBN EN 146 : 1992 - Identical
NF EN 146 : 1992 - Identical
EN 146 : 1991 - Identical
NF EN 146:1992 - Identical
