DIN EN 488-2:2023-08
District heating and district cooling pipes - Bonded pipe systems for directly buried hot and cold water networks - Part 2: Factory made steel valve assembly for draining and venting, polyurethane thermal insulation and a casing of polyethylene; German and English version prEN 488-2:2023 / Note: Date of issue 2023-07-07
| Fecha de anulación: |
2025-07-01
Anulada
|
|---|---|
| Idiomas disponibles: | Alemán, Inglés |
| Resumen: | This document specifies requirements for factory made thermally insulated bonded valve assemblies for draining and venting for directly buried hot and cold water networks in accordance with EN 13941-1, comprising a steel valve, steel service pipe, polyurethane (PUR) foam thermal insulation and a casing of polyethylene (PE). The valve assembly can also include the following additional elements: measuring wires, spacers and diffusion barriers. |
| Keywords: | Air-conditioning systems|Casing|Composite jacket pipes|Continuous operation|Design|Dimensions|Distant heating|Erecting (construction operation)|Heating engineering|Heating installations|Hot water networks|Insulations|Jacket tubes|Lagging of a drum|Long distance heating systems|Maintenance|Marking|Pipe system|Pipes|Piping system|Polyethylene|Polyurethane|Prefabricated|Resistance|Rigid foams|Sheathed cables|Shut-off valves|Specification (approval)|Steel pipes|Steel valve|Surveillance (approval)|Test forces|Test methods|Testing|Thermal insulation|Tightness|Underground|Underground installations|Valves|Warm water|Welding|Welding work |
| ICS: | 23.040.07 - Canalizaciones y sus componentes para calefacción central |
| CTN: | |
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Reemplazo Normas |
Es reemplazada por DIN EN 488-2:2025-07 |
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