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DEVICES TO PREVENT POLLUTION BY BACKFLOW OF POTABLE WATER - HOSE UNION BACKFLOW PREVENTER DN 15 TO DN 32 - FAMILY H, TYPE A

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2005

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 Nominal sizes
5 Designation
6 Marking and technical documents
7 Symbolization
8 General design characteristics
9 Physico-chemical characteristics
10 Characteristics and tests
11 Acoustic characteristics
Annex A (normative) Sampling and test sequence

Defines the characteristics of hose union backflow preventers DN 15 to DN 32 that are suitable for use in drinking water systems at pressures up to 1 MPa (10 bar) and temperatures up to 65 Degree C and for 1 h at 90 Degree C.

DocumentType	Standard
Pages	26
PublisherName	National Standards Authority of Ireland
Status	Current

Standards	Relationship
DIN EN 14454 E : 2005	Identical
UNI EN 14454 : 2005	Identical
UNE-EN 14454:2005	Identical
DIN EN 14454:2005-08	Identical
EN 14454:2005	Identical
BS EN 14454:2005	Identical