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FIXED FIREFIGHTING SYSTEMS - COMPONENTS FOR GAS EXTINGUISHING SYSTEMS - PART 4: REQUIREMENTS AND TEST METHODS FOR CONTAINER VALVE ASSEMBLIES AND THEIR ACTUATORS
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Available format(s): Hardcopy, PDF
Language(s): English
Published date: 01-01-2004
Publisher: National Standards Authority of Ireland
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.
ForewordIntroduction1 Scope2 Normative references3 Terms and definitions4 Requirements 4.1 Compliance 4.2 General design 4.3 Connection threads 4.4 Function and ambient temperature 4.5 Resistance to internal pressure 4.6 Strength 4.7 Leakage 4.8 Operational reliability 4.9 Flow characteristics 4.10 Corrosion 4.11 Stress corrosion 4.12 Vibration resistance 4.13 Diptube 4.14 Operating force 4.15 Functional reliability 4.16 Manual powered actuators 4.17 Documentation5 Test methods 5.1 Test conditions 5.2 Test samples and order of tests 5.3 Compliance 5.4 Function 5.5 Internal pressure 5.6 Strength 5.7 Leakage test for valves 5.8 Operational reliability 5.9 Temperature 5.10 Flow characteristics 5.11 Corrosion 5.12 Stress corrosion 5.13 Vibration 5.14 Diptube 5.15 Operating force and functional reliability6 Marking and data 6.1 General 6.2 Valve assemblies7 Evaluation of conformity 7.1 General 7.2 Initial type testing 7.3 Factory production control (FPC)Annex ZA (informative) Clauses of this European Standard addressing essential requirements or other provisions of EU DirectivesBibliography
States requirements and describes test methods for container valve assemblies for carbon dioxide-high-pressure-, Inert Gas- or Halocarbon Gas-fire extinguishing systems, which include a container valve, an actuator and possibly a diptube.
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