Historical
DS/EN 60335-2-21/A2:2009
Household and similar electrical appliances - Safety - Part 2-21: Particular requirements for storage water heaters
Deals with the safety of electric storage water heaters for household and similar purposes and intended for heating water below boiling temperature, their rated voltage being not more than 250 V for single-phase appliances and 480 V for other appliances.*This standard however, in general, does not take into account the use of appliances by*- persons (including children) whose* * physical, sensory or mental capabilities; or* * lack of experience and knowledge*prevent them from using the appliance safely without supervision or instruction;*- children playing with the appliance.
Danish Standards [ds]