標準號：BS EN 60335-2-21-2003+A2-2008
中文標準名稱：家用和類似電氣設備安全.第2-21部分:儲水加熱器的詳細要求
英文標準名稱：Household and similar electrical appliances - Safety - Part 2-21: Particular requirements for storage water heaters
標準類型：Y63
發布日期：2003/4/14 12:00:00
實施日期：2003/4/14 12:00:00
中國標準分類號：Y63
國際標準分類號：91.140.65
適用范圍：This clause of Part 1 is replaced by the following.This International Standard deals with the safety of electric storage water heaters forhousehold 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 forother appliances.Appliances not intended for normal household use but which nevertheless may be a source ofdanger to the public, such as appliances intended to be used by laymen in shops, in lightindustry and on farms, are within the scope of this standard.As far as is practicable, this standard deals with the common hazards presented byappliances that are encountered by all persons in and around the home. However, in general,it does not take into accountNOTE 101 Attention is drawn to the fact that– for appliances intended to be used at high altitudes, additional requirements may be necessary;– for appliances intended to be used in vehicles or on board ships or aircraft, additional requirements may benecessary;– in many countries additional requirements are specified by the national health authorities, the nationalauthorities responsible for the protection of labour and similar authorities;– in many countries regulations exist for the installation of equipment connected to the water mains.NOTE 102 This standard does not apply to– appliances for boiling water (IEC 60335-2-15);– instantaneous water heaters (IEC 60335-2-35);– commercial dispensing appliances and vending machines (IEC 60335-2-75);– appliances intended exclusively for industrial purposes;– appliances intended to be used in locations where special conditions prevail, such as the presence of acorrosive or explosive atmosphere (dust, vapour or gas).