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EVS-EN 61770:2009+A11+A1+A12:2022

Electric appliances connected to the water mains - Avoidance of acksiphonage and failure of hose-sets (IEC 61770:2008 + IEC 61770:2008/A1:2015, modified)

General information

Valid from 16.08.2022
Base Documents
IEC 61770:2008; EN 61770:2009; EN 61770:2009/AC:2011; EN 61770:2009/A11:2018; IEC 61770:2008/A1:2015; EN 61770:2009/A1:2019; EN 61770:2009/A12:2022; EVS-EN 61770:2009/A12:2022/AC:2023
Directives or regulations
None

Standard history

Status
Date
Type
Name
17.07.2023
Corrigendum
16.08.2022
Main + amendment
15.06.2022
Amendment
01.08.2019
Amendment
04.06.2018
Amendment
05.04.2011
Corrigendum
07.07.2009
Main
This European Standard specifies requirements for appliances for household and similar purposes to prevent the backflow of non-potable water into the water mains. It also specifies requirements for hose sets used for connecting such appliances to the water mains that supply water at a pressure not exceeding 1 MPa.
NOTE 1  Examples of similar purposes are the installation of appliances in canteens, restaurants, launderettes and communal flats.
NOTE 2  The connection of the appliance to the water mains may be temporary or permanent.
NOTE 3  When reference is made to the water mains, water supplied from a cistern or similar system is also included.
This standard does not apply to
a)  appliances used for dry cleaning;
b)  appliances for medical purposes;
c)  appliances intended for industrial purposes;
d)  water heaters that are an integral part of the water supply system;
e)  water coolers that are an integral part of the water supply system;
f)  backflow prevention devices for general purposes.

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