EN 488:2003

District heating pipes - Preinsulated bonded pipe systems for directly buried hot water networks - Steel valve assembly for steel service pipes, polyurethane thermal insulation and outer casing of polyethylene

Publication date:   Oct 23, 2003

General information

99.60 Withdrawal effective   Mar 23, 2011

CEN

CEN/TC 107 Prefabricated district heating and district cooling pipe system

European Norm

23.060.01   Valves in general

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Scope

This European Standard specifies requirements and test methods for valves of prefabricated thermally insulated valve assemblies comprising a steel valve, rigid polyurethane foam insulation and an outer casing of polyethylene for use in directly buried hot water networks with preinsulated pipe assemblies in accordance with prEN 253.
This standard applies only to insulated valve assemblies for continuous operation with hot water at various temperatures in accordance with clause 1 of prEN 253:2002.
Guidelines for quality inspection are given in annex A of this standard.
Guidelines for installation of valves are given in annex B of this standard.
NOTE For this application the following valve types are commonly used: Ball valves, gate valves, and butterfly valves.
NOTE This standard does not include rules for calculation of loads and stresses.

Related legislation

Legislation related to this standard

89/106/EEC

Construction products

305/2011

Regulation (eu) No 305/2011 of the European Parliament and of the Council of 9 march 2011 laying down harmonised conditions for the marketing of construction products and repealing council directive 89/106/eec

Life cycle

PREVIOUSLY

WITHDRAWN
EN 488:1994

NOW

WITHDRAWN
EN 488:2003
99.60 Withdrawal effective
Mar 23, 2011

REVISED BY

WITHDRAWN
EN 488:2011