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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

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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.

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

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.

DocumentType	Standard
Pages	16
PublisherName	National Standards Authority of Ireland
Status	Current

Standards	Relationship
EN 1074-4:2000	Identical
DIN EN 1074-4:2000-10	Identical
UNE-EN 1074-4:2001	Identical
UNI EN 1074-4 : 2002	Identical
BS EN 1074-4:2000	Identical