DIN EN 14451:2020 Edition

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Devices to prevent pollution by backflow of potable water – In-line anti-vacuum valves DN 10 to DN 50 inclusive – Family D, type A

Published By	Publication Date	Number of Pages
DIN	2020-10	24

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Categories: 13.060.20 - Drinking water, 23.060.50 - Check valves, DIN

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Description

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.

Additional information

Published Code	DIN
Published By	Deutsches Institut für Normung
Publication Date	2020-10
Pages Count	24
Language	Germany
Descriptors	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, Drinking water, Stabilization, Density, Connecting dimensions, Locking devices, Freedom from holes, Impermeability, Fuses, Presentations
File Size	1.3 MB
ICS Codes	13.060.20 - Drinking water 23.060.50 - Check valves

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DIN EN 14451:2020 Edition

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