Standard Swedish standard · SS-EN 14451:2020

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

Status: Valid

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Standard Swedish standard · SS-EN 14451:2020

Devices to prevent pollution by backflow of potable water - In-line anti-vacuum valves DN 10 to DN 50 inclusive - Family D, type A
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Scope
This document specifies the field of application, the dimensional, the physico-chemical, the design, the hydraulic, the mechanical, and the acoustic characteristics of in-line anti vacuum valve family D Type A.
This document covers in-line anti vacuum valve family D Type A, intended to prevent pollution of potable water by backflow, caused by backsiphoning only.
It is applicable to in-line anti vacuum valve in denominations DN 10 up to DN 50.
It covers in-line anti vacuum valve of PN 10 that are capable of working without modification or adjustment:
- at any pressure, up to 1 MPa (10 bar);
- with any pressure variation, up to 1 MPa (10 bar);
- in permanent duty at a limited temperature of 65 °C and for maximum 1 h at 90 °C.
It specifies also the test methods and requirements for verifying their characteristics, the marking and the presentation at delivery.

Subjects

Drinking water (13.060.20) Check valves (23.060.50)


Buy this standard

Standard Swedish standard · SS-EN 14451:2020

Devices to prevent pollution by backflow of potable water - In-line anti-vacuum valves DN 10 to DN 50 inclusive - Family D, type A
Subscribe on standards - Read more Dölj
Price: 1 013 SEK
standard ikon pdf

PDF

Price: 1 013 SEK
standard ikon

Paper

Price: 1 620,80 SEK
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Product information

Language: English

Written by: Svenska institutet för standarder

International title:

Article no: STD-80022794

Edition: 2

Approved: 6/29/2020

No of pages: 28

Replaces: SS-EN 14451:2005