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发表于 2021-10-14 17:26
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Berryang 发表于 2021-10-14 15:531 [- k8 V% X8 Y# z7 L
1. 依据5.3.2。 ES2 是不可以触及的。(不能单看Clause 4.) 只要是ES2, 至少需要basic safeguard.
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2. 6.2.2.2是指的中性线断开吧: 是讲的PE, 二类设备没有PE,故不需要。 有些一类设备,二类结构也不需要。
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. i, f" n4 {0 q$ [1 xDepending on the kind of EQUIPMENT, several safety degrees of the protective conductor are to be distinguished (see IEC 61140).) t# L, a9 M. D) a" k
Single-phase EQUIPMENT not reliably earthed shall be tested with loss of protective earth connection (switch e) in combination with normal and reverse polarity (switch p)." n8 V; U4 h; X6 h% F: M$ I
Three-phase EQUIPMENT not reliably earthed shall be tested with loss of protective earth connection (switch e).6 E/ n: f+ T- ?9 F3 a& Y1 L
Unless decided otherwise by the EQUIPMENT product committee, the requirements of this
1 p: O6 @1 I; isubclause do not apply to reliably earthed EQUIPMENT (e.g. see IEC 60364-7-707) which is; e( ~: d: ?5 V& i8 t# X2 z* h* E
connected to the supply either permanently, or by means of plugs and sockets which are of. o$ ]5 J* y# h9 p/ ^5 \
industrial grade (for example, connectors specified in IEC 60309-1 or a comparable national3 H9 j! p# A9 Y2 p- r% @
standard).) d3 L& E) D$ N, g
在IEC62368-1 2018版本中对应的IEC6099:2016,没有看到那个地方有写到代表是PE呢,请大佬帮忙指导) a" |/ M, ]* \; Q3 H2 j
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但是看翻译稿对应的GB/T12113,中线断开(开关n),这里指的不是PE吧
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3. 这样说吧, ES2 限值为25mA, 用FIGURE 5 U3 测定。
, o; F1 l0 p- e. \用FIGURE 5 U3测试,AC:ES2限值是7.07mAPeak, DC: ES2限值是25m吧
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