Avoidance of backsiphonage and failure of hose-sets
(IEC 61770:2008 + A1:2015, modified); German version EN 61770:2009 + A11:2018 + A1:2019 Class/Status:
VDE Art. No.: 0701210
This International Standard specifies requirements for appliances for household and similar purposes to prevent the bachsiphonage 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.
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