• I.S. EN 1074-4:2000

    Current The latest, up-to-date edition.

    VALVES FOR WATER SUPPLY - FITNESS FOR PURPOSE REQUIREMENTS AND APPROPRIATE VERIFICATION TESTS - PART 4: AIR VALVES

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2000

    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.

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Design requirements
    5 Performance requirements
      5.1 Mechanical strength
      5.2 Leaktightness
      5.3 Airflow characteristics
      5.4 Resistance to disinfection products
      5.5 Endurance
    6 Conformity assessment
      6.1 General
      6.2 Type tests
      6.3 Control of production process and quality
          system
    7 Marking
    8 Packaging
    Annex A (normative) Test method for the airflow
            characteristics of valves with an air
            release function
    Annex B (normative) Test method for the airflow
            characteristics of valves with an air
            intake function
    Annex C (normative) Test method for the endurance of
            valves with air intake and/or air
            release functions

    Abstract - (Show below) - (Hide below)

    Defines the minimum fitness for purpose requirements for valves to be used in, or connected to, water supply pipe systems above or below ground, carrying water intended for human consumption.

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    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current
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