scope:

This European Standard applies to electric instantaneous water heaters for domestic hot water heating for household and similar applications, which show both of the following characteristics:

- fulfilling at least one load pattern from Annex A;

- heating up to temperatures below the boiling temperature.

This European Standard specifies terms, definitions and measurement methods for the assessment of energy efficiency.

This European Standard does not take into account requirements regarding the safety of the appliances.

This standard applies to open outlet, single point of use, electric instantaneous water heaters intended for household or similar use, for showering purposes without downstream mixing.

This standard only specifies tests for the assessment of energy efficiency.

This standard does not apply to electrical instantaneous water heaters covered by other parts of this series of standards.