UNE-EN 13274-3:2002
Current
The latest, up-to-date edition.
Respiratory protective devices - Methods of test - Part 3: Determination of breathing resistance.
Hardcopy , PDF
Spanish, Castilian, English
26-03-2002
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Pre-requisites
5 General test requirements
6 Method 1: Static breathing resistance
6.1 Principle
6.2 Equipment
6.3 Procedure
6.3.1 Ambient conditions
6.3.2 Procedure for filters
6.3.3 Procedure for other devices
7 Method 2: Dynamic breathing resistance
7.1 Principle
7.2 Equipment
7.3 Procedure
7.3.1 General
7.3.2 Inhalation resistance
7.3.3 Exhalation resistance
Annex A (normative) - Fitting procedure for hoods which
seal around the neck and which may or may not
incorporate a head harness
A.1 Introduction
A.2 Principle
A.3 Apparatus
A.3.1 Sheffield dummy head/torso
A.3.2 Stand and elastic string, for hoods which
do not incorporate a head harness
A.3.3 Adjustable collar
A.4 Procedure
Annex B (normative) - Test results - Uncertainty of
measurement
Annex ZA (informative) - Clauses of this European Standard
addressing essential requirements or other
provisions of EU Directives
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