I.S. EN 12941:1998
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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RESPIRATORY PROTECTIVE DEVICES - POWERED FILTERING DEVICES INCORPORATING A HELMET OR A HOOD - REQUIREMENTS, TESTING, MARKING
Hardcopy , PDF
11-01-2024
English
01-01-1998
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Foreword
Introduction
1 Scope
2 Normative references
3 Definitions and description
4 Designation
5 Classification
6 Requirements
6.1 Materials
6.2 Resistance to temperature
6.3 Helmets and hoods
6.4 Inward leakage
6.5 Breathing resistance
6.6 Air supply
6.7 Checking and warning facilities
6.8 Clogging
6.9 Electrical components
6.10 Breathing hose
6.11 Filters
6.12 Noise level
6.13 Carbon dioxide content of the inhalation air
6.14 Resistance to flame
6.15 Exhalation means
6.16 Mass
6.17 Practical performance
7 Testing
7.1 Conditioning
7.2 Visual inspection
7.3 Inward leakage
7.4 Field of vision
7.5 Visor robustness
7.6 Breathing resistance
7.7 Air supply flow rate
7.8 Clogging
7.9 Resistance to collapse of breathing hose
7.10 Strength of hose and couplings and of connection
between hood and breathing hose
7.11 Mechanical strength of filters
7.12 Filters
7.13 Noise level
7.14 Carbon dioxide content of the inhalation air
7.15 Resistance to flame
7.16 Practical performance
7.17 Material porosity
8 Marking
9 Information supplied by the manufacturer
Annex A (normative) Fitting procedure for hoods which seal
around the neck and which may or may not incorporate
a head harness
Annex B (informative) Marking
Annex ZA (informative) Clauses of this European standard
addressing essential requirements or other provisions
of EU Directives
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