BS EN 61770:2009+A13:2026

This standard BS EN 61770:2009+A13:2026 Electric appliances connected to the water mains. Avoidance of backsiphonage and failure of hose-sets is classified in these ICS categories:

• 97.040 Kitchen equipment
• 97.060 Laundry appliances
• 97.030 Domestic electrical appliances in general
• 33.160.40 Video systems
• 91.140.60 Water supply systems
• 97.040.40 Dishwashers

The 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.