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EVS-EN 488-1:2025

District heating pipes - Bonded single pipe systems for directly buried hot water networks - Part 1: Factory made steel shut-off valve assembly for steel service pipes, polyurethane thermal insulation and a casing of polyethylene

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Kehtiv alates 01.04.2025
Alusdokumendid
EN 488-1:2025
Direktiivid või määrused
puuduvad

Standardi ajalugu

Staatus
Kuupäev
Tüüp
Nimetus
01.04.2025
Põhitekst
01.11.2019
Põhitekst
This document specifies requirements and test methods for factory made thermally insulated bonded steel shut-off valve assemblies for hot water networks in accordance with EN 13941-1, comprising a steel valve, valve extension pipes, polyurethane (PUR) foam thermal insulation and a casing of polyethylene.
This document applies to steel valve assemblies with an internal pressure of maximum 2,5 MPa.
The principles of this document can be applied to thermal insulated bonded steel valve assemblies with internal pressures higher than 2,5 MPa, provided that special attention is paid to the effects of pressure.
The steel shut-off valve assembly can also include the following additional elements: measuring wires, spacers and diffusion barriers.

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EVS-EN 15698-1:2025

District heating pipes - Bonded twin pipe systems for directly buried hot water networks - Part 1: Factory made twin pipe assembly of steel service pipes, polyurethane thermal insulation and one casing of polyethylene
Uusim versioon Kehtiv alates 01.04.2025
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EVS-EN 15698-2:2025

District heating pipes - Bonded twin pipe systems for directly buried hot water networks - Part 2: Factory made fitting and valve assemblies of steel service pipes, polyurethane thermal insulation and one casing of polyethylene
Uusim versioon Kehtiv alates 01.04.2025
Põhitekst

EVS-EN 488-2:2025

District heating and district cooling pipes - Bonded pipe systems for directly buried hot and cold water networks - Part 2: Factory made steel service valve assembly for steel service pipes, polyurethane thermal insulation and a casing of polyethylene
Uusim versioon Kehtiv alates 01.04.2025
Põhitekst

EVS-EN 448:2025

District heating pipes - Bonded single pipe systems for directly buried hot water networks - Factory made fitting assemblies of steel service pipes, polyurethane thermal insulation and a casing of polyethylene
Uusim versioon Kehtiv alates 01.04.2025