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IEC 60335-2-21:2002 ed5.0

Заменен
Household and similar electrical appliances - Safety - Part 2-21: Particular requirements for storage water heaters — 21 стр.
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.
ICS
91.140.65 Water heating equipment / Водонагревательное оборудование
13.120 Domestic safety / Безопасность в быту