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)

Spanish, Castilian, English

Published date

14-12-2005

Publisher

Asociacion Espanola de Normalizacion

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.

Committee	CTN 149
DocumentType	Standard
Pages	28
PublisherName	Asociacion Espanola de Normalizacion
Status	Current

Standards	Relationship
NBN EN 14454 : 2005	Identical
NEN EN 14454 : 2005	Identical
NS EN 14454 : 1ED 2005	Identical
I.S. EN 14454:2005	Identical
SN EN 14454 : 2005	Identical
UNI EN 14454 : 2005	Identical
BS EN 14454:2005	Identical
EN 14454:2005	Identical
NF EN 14454 : 2005	Identical
DIN EN 14454 E : 2005	Identical
DIN EN 14454:2005-08	Identical