UNE-EN 3-8:2007
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Portable fire extinguishers - Part 8: Additional requirements to EN 3-7 for the construction, resistance to pressure and mechanical tests for extinguishers with a maximum allowable pressure equal to or lower than 30 bar
Hardcopy , PDF
01-19-2022
Spanish, Castilian, English
12-19-2007
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviations
5 Materials
5.1 Materials for bodies
5.2 Materials for the bodies of operating
devices and filling caps
5.3 Materials for other components
6 Experimental design method and prototype testing
6.1 General
6.2 Experimental design
6.3 Prototype testing
6.4 Overfill pressure test (for water based media
cartridge operated extinguishers only)
6.5 Resistance to impact
7 Manufacturing
7.1 General requirements
7.2 Welded and brazed parts
7.3 Traceability
8 Inspection and testing during production
8.1 Final examination
8.2 Burst test
9 Marking
9.1 General
9.2 Body
9.3 Extinguisher
Annex A (informative) Classification of the different
parts of an extinguisher subject to internal
pressure
Annex B (normative) Pressures
Annex C (normative) Impact test
C.1 Resistance to impact by falling weight
Annex D (normative) Specification for plastics
components (except hoses, pistols and nozzles)
D.1 General
D.2 Requirements for plastics components subject to
pressure
Annex E (normative) Propellant gas cartridges volume
less than 0,12 l
E.1 Refillable cartridge
E.2 Non-refillable cartridges
E.3 Marking
Annex F (informative) Propellant gas cartridges volume
equal to or greater than 0,12 l but less than
0,5 l
F.1 Construction
F.2 Pressure test
F.3 Marking
Annex G (normative) Overfill pressure test
Annex ZA (informative) Relationship between this
European Standard and the Essential Requirements
of EU Directive 97/23/EC
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