DIN EN 14451:2020-10
Devices to prevent pollution by backflow of potable water - In-line anti-vacuum valves DN 10 to DN 50 inclusive - Family D, type A; German version EN 14451:2020
| Fecha edición: |
2020-10-01
En Vigor
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| Idiomas disponibles: | Inglés, Alemán |
| Resumen: | This document specifies:a) field of application;b) requirements for in line anti-vacuum valves;c) dimensional, the physico-chemical properties and the properties of general hydraulic, mechanical and acoustic design of in-line anti-vacuum valves DN 8 to DN 80;d) test method and requirements for verifying these properties;e) marking and presentation;f) acoustics.This document specifies the characteristics of in-line anti-vacuum valves DN 8 to DN 80 that are suitable for use in drinking water systems at pressures up to 1 MPa (10 bar) and temperatures up to 65 °C and for 1 h at 90 °C. |
| Keywords: | Acoustic properties and phenomena|Anti-siphonage systems|Anti-vacuum devices|Backflow|Check valves|Chemical properties|Definitions|Design|Designations|Dimensions|Draw-off taps|Drinking water control|Drinking water installations|Drinking water supply|Flow rates|Fluid equipment components|Hazards|Hydraulic|Hydraulics|Hygiene|Marking|Material properties|Materials|Mechanical properties|Mounting dimensions|Noise emission|Physical properties|Pipeline installations|Pipes|Pipework systems|Pollution of drinking water|Potable water|Properties|Protection of water resources|Protective measures|Quality|Quality assurance|Reflux|Reflux control|Safety devices|Safety measures|Safety valves|Security measures|Specification (approval)|Temperature|Testing|Tightness|Valves|Water|Water fittings|Water pollution|Water practice|Water purification|Water quality|Water supply|Water supply (buildings)|Water supply installations |
| ICS: | 13.060.20 - Agua potable, 23.060.50 - Válvulas de retención |
| CTN: | |
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Equivalencia Internacional |
Idéntica EN 14451:2020 |
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Reemplazo Normas |
Reemplaza a DIN EN 14451:2005-08 Reemplaza a DIN EN 14451:2019-02 |
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