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This Standard is withdrawn and is replaced by the following

Standard:

DIN EN 50193-1 VDE 0705-193-1:2017-12

Electric instantaneous water heaters – Methods for measuring the Performance

Part 1: General requirements;

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