![header thumbnail](/images/publishers\nbn_cover.gif)
NBN EN 149 : 2001 + A1 2009
Current
The latest, up-to-date edition.
![header thumbnail](/images/publishers\nbn_cover.gif)
RESPIRATORY PROTECTIVE DEVICES - FILTERING HALF MASKS TO PROTECT AGAINST PARTICLES - REQUIREMENTS, TESTING, MARKING
12-01-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Description
5 Classification
6 Designation
7 Requirements
7.1 General
7.2 Nominal values and tolerances
7.3 Visual inspection
7.4 Packaging
7.5 Material
7.6 Cleaning and disinfecting
7.7 Practical performance
7.8 Finish of parts
7.9 Leakage
7.10 Compatibility with skin
7.11 Flammability
7.12 Carbon dioxide content of the inhalation air
7.13 Head harness
7.14 Field of vision
7.15 Exhalation valve(s)
7.16 Breathing resistance
7.17 Clogging
7.18 Demountable parts
8 Testing
8.1 General
8.2 Visual inspection
8.3 Conditioning
8.4 Practical performance
8.5 Leakage
8.6 Flammability
8.7 Carbon dioxide content of the inhalation air
8.8 Strength of attachment of exhalation valve housing
8.9 Breathing resistance
8.10 Clogging
8.11 Filter penetration
9 Marking
9.1 Packaging
9.2 Particle filtering half mask
10 Information to be supplied by the manufacturer
Annex A (informative) Marking
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.