UNI EN 352-4 : 2007
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
HEARING PROTECTORS - SAFETY REQUIREMENTS AND TESTING - PART 4: LEVEL-DEPENDENT EAR-MUFFS
16-06-2021
01-01-2007
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
5 Testing
6 Information supplied by the manufacturer
7 Marking
Annex A (normative) Test results,
uncertainty of measurement
Annex B (informative) Determination of
criterion level and spread out
sound transmission for
level-dependent ear-muffs
Annex ZA (informative) Clauses of this
European Standard addressing
essential requirements or other
provisions of EU Directives
Bibliography
Applies to level-dependent ear-muffs. Specifies additional constructional, design and performance requirements, methods of test, marking requirements and user information relating to the incorporation of the level-dependency facility.
| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| NS EN 352-4 : 2001 AMD 1 2006 | Identical |
| I.S. EN 352-4:2001 | Identical |
| NF EN 352-4 : 2001 AMD 1 2006 | Identical |
| NBN EN 352-4 : 2001 AMD 1 2006 | Identical |
| NEN EN 352-4 : 2001 AMD 1 2005 | Identical |
| SN EN 352-4 : 2001 AMD 1 2005 | Identical |
| DIN EN 352-4:2006-01 | Identical |
| ONORM EN 352-4 : 2006 | Identical |
| BS EN 352-4:2001 | Identical |
| UNE-EN 352-4:2001 | Identical |
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