NBN EN 352-4 : 2001 AMD 1 2006
Current
The latest, up-to-date edition.
HEARING PROTECTORS - SAFETY REQUIREMENTS AND TESTING - PART 4: LEVEL-DEPENDENT EAR-MUFFS
12-01-2013
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
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.