NEN-EN 352-7
Hearing protectors - Safety requirements and testing - Part 7: Level-dependent ear-plugs
inactive
| Organization: | NEN |
| Publication Date: | 1 July 2017 |
| Status: | inactive |
| Page Count: | 12 |
| ICS Code (Head protective equipment): | 13.340.20 |
scope:
This European Standard is applicable to level-dependent earplugs. It specifies requirements on construction, design, performance, marking and user information related to the inclusion of the level-dependent functionality.
Document History
November 1, 2020
Hearing protectors - Safety requirements - Part 7: Level-dependent earplugs
This document is applicable to level-dependent earplugs. It specifies requirements on construction, design, performance, marking and user information related to the inclusion of the level-dependent...
NEN-EN 352-7
July 1, 2017
Hearing protectors - Safety requirements and testing - Part 7: Level-dependent ear-plugs
This European Standard is applicable to level-dependent earplugs. It specifies requirements on construction, design, performance, marking and user information related to the inclusion of the...
January 1, 2003
Hearing protectors - Safety requirements and testing - Part 7: Level-dependent ear-plugs
Is concerned with ear-pulgs fitted with an electronic level-dependent sound restoration function. It specifies additional constructional, design and performance requirements, methods of test, marking...
July 1, 2000
Hearing protectors - Safety requirements and testing - Part 7: Level-dependent ear-plugs
Is concerned with ear-pulgs fitted with an electronic level-dependent sound restoration function. It specifies additional constructional, design and performance requirements, methods of test, marking...