全极断开开关和电子开关
全极断开开关和电子开关作用不一样吧,桑拿加热器必须要全极开关吧。桑拿加热器是 IEC 的什么标准? H-RH 发表于 2016-1-17 16:24 static/image/common/back.gif
桑拿加热器是 IEC 的什么标准?
IEC 60335-2-53 cmk1991 发表于 2016-1-17 18:02 static/image/common/back.gif
IEC 60335-2-53
必须要全极开关(60335-2-53 clause 22.2), 不可电子开关(60335-1 clause 24.3)
60335-2-53
22.2 Addition:
Sauna heating appliances shall incorporate a switch that provides all-pole disconnection and complies with 24.3.
60335-1
24.3 Switches intended to ensure all-pole disconnection of stationary appliances, as required in 22.2, shall be directly connected to the supply terminals and shall have a contact separation in all poles, providing full disconnection under overvoltage category III conditions. 必须要全极开关, :):):):):):):) 是驻立式的器具,与电源断开是要全极断开,方法有好几种: 1.器具没有单极通断开关,只通过一根电源线的插头与电源连接, 2. 器具与电源连接装有全极断开开关, 3. 连接到固定布线并且固定布线上装有全极断开开关, 4. 输入插口 理解的要点是器具与电源连接而不是电源线与器具连接,这是两个概念,注意
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