can interrupt the water flow to the water softening or limescale protection system
In this case, the water supply is maintained by the integrated bypass.
Notice
Please note that gas and electric appliances require increased mains voltage for proper operation. These appliances are not equipped with a two-pin mains plug. The installation of non-pluggable appliances must be carried out by the respective network operator or a certified specialist company, which can also assist you in obtaining any necessary approval from the relevant network operator for the installation of the appliance.