SIST EN 253:2004/A1:2006

SLOVENSKI STANDARD
SIST EN 253:2004/A1:2006
01-julij-2006
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District Heating Pipes - Preinsulated bonded pipe systems for directly buried hot water
networks - Pipe assembly of steel service pipe, polyurethane thermal insulation and
outer casing of polyethylene
Fernwärmerohre - Werkmäßig gedämmte Verbundmantelrohrsysteme für direkt
erdverlegte Fernwärmenetze - Verbund-Rohrsystem bestehend aus Stahl-Mediumrohr,
Polyurethan-Wärmedämmung und Außenmantel aus Polyethylen
Tuyaux de chauffage urbain - Systemes bloqués de tuyaux pré-isolés pour les réseaux
d'eau chaude enterrés directement - Tube de service en acier, isolation thermique en
polyuréthane et tube de protection en polyéthylene
Ta slovenski standard je istoveten z: EN 253:2003/A1:2005
ICS:
23.040.07 Cevovodi za daljinsko Pipeline and its parts for
ogrevanje in njihovi deli district heat
23.040.10 Železne in jeklene cevi Iron and steel pipes
91.140.65 Oprema za ogrevanje vode Water heating equipment
SIST EN 253:2004/A1:2006 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN 253:2004/A1:2006

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SIST EN 253:2004/A1:2006
EUROPEAN STANDARD
EN 253:2003/A1
NORME EUROPÉENNE
EUROPÄISCHE NORM
November 2005
ICS 23.040.10

English Version
District Heating Pipes - Preinsulated bonded pipe systems for
directly buried hot water networks - Pipe assembly of steel
service pipe, polyurethane thermal insulation and outer casing of
polyethylene
Tuyaux de chauffage urbain - Systèmes bloqués de tuyaux Fernwärmerohre - Werkmäßig gedämmte
pré-isolés pour les réseaux d'eau chaude enterrés Verbundmantelrohrsysteme für direkt erdverlegte
directement - Tube de service en acier, isolation thermique Fernwärmenetze - Verbund-Rohrsystem bestehend aus
en polyuréthane et tube de protection en polyéthylène Stahl-Mediumrohr, Polyurethan-Wärmedämmung und
Außenmantel aus Polyethylen
This amendment A1 modifies the European Standard EN 253:2003; it was approved by CEN on 7 October 2005.
CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for inclusion of this
amendment into the relevant national standard without any alteration. Up-to-date lists and bibliographical references concerning such
national standards may be obtained on application to the Central Secretariat or to any CEN member.
This amendment exists in three official versions (English, French, German). A version in any other language made by translation under the
responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,
Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia,
Slovenia, Spain, Sweden, Switzerland and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
Management Centre: rue de Stassart, 36  B-1050 Brussels
© 2005 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 253:2003/A1:2005: E
worldwide for CEN national Members.

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SIST EN 253:2004/A1:2006
EN 253:2003/A1:2005 (E)
Contents page
Foreword.3
Introduction .4
1 Changes to sub-clause 4.3 .5
1.1 Change to sub-clause 4.3.2.1 .5
1.2 Change to sub-clause 4.3.2.2 .5
1.3 Deletion of sub-clause 4.3.2.3 .7
2 Changes to sub-clause 4.5.2 .7
3 Deletion of sub-clause 5.4.1 .8
4 Change to Annex D.
...