EN 489:2003

District heating pipes - Preinsulated bonded pipe systems for directly buried hot water networks - Joint assembly for steel service pipes, polyurethane thermal insulation and outer casing of polyethylene EN 489:2003

Publication date:   Oct 23, 2003

General information

99.60   Withdrawal effective   Mar 11, 2009

CEN

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

European Norm

23.040.07   Pipelines and its parts for district heat | 23.040.60   Flanges, couplings and joints

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Scope

This European Standard specifies requirements for joints, made under field conditions, between adjacent preinsulated pipes and/or fittings in district heating networks. The specified general requirements are also valid for field made T-branches, bends, reducers, caps, etc.
The standard covers jointing of steel service pipes by means of fusion welding, the connecting of casing ends with joint casings and the thermal insulation with poured rigid PUR foam.
This standard specifies methods for type tests of complete joints and PUR-foam for joints under laboratory conditions. The type tests apply only to straight casing joints which are not-welded.
The requirements of this standard can also be applied to casing pipe weldings/connections of on site made fittings.
The requirements of this standard are aiming at obtaining a technical life of the joints of at least 30 years.

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WITHDRAWN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 489:1994

NOW

WITHDRAWN
EN 489:2003
99.60 Withdrawal effective
Mar 11, 2009

REVISED BY

WITHDRAWN
EN 489:2009




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