IEC 63159-2-2:2021

IEC 63159-2-2:2021 This document 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 document only specifies tests for the assessment of energy efficiency. This document does not apply to electrical instantaneous water heaters covered by other parts of this series of standards. This International Standard is to be used in conjunction with IEC 63159-1:2021.