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发表于 2021-10-14 17:26
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Berryang 发表于 2021-10-14 15:53
, {. f4 R: t/ x) D1. 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.8 X3 F1 ]$ Q L. D# b
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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。" ?" b7 h# P8 X( O$ y9 W3 k4 a* |& t% o
6.2.2.2 Fault condition No. 1
# w7 T2 g) E. Y }8 }5 SDepending on the kind of EQUIPMENT, several safety degrees of the protective conductor are to be distinguished (see IEC 61140).7 F3 z( Q/ l: b! p
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).
: Z# h% U6 k/ v- @1 W# j6 F& g% FThree-phase EQUIPMENT not reliably earthed shall be tested with loss of protective earth connection (switch e).
* ^9 X8 R2 m( _1 d! T5 ]7 P% QUnless decided otherwise by the EQUIPMENT product committee, the requirements of this8 O r1 @- Y% d( e! b1 {
subclause do not apply to reliably earthed EQUIPMENT (e.g. see IEC 60364-7-707) which is
4 b. A" q8 |; S; k! uconnected to the supply either permanently, or by means of plugs and sockets which are of
r: r/ j9 m+ |: W/ Z o/ vindustrial grade (for example, connectors specified in IEC 60309-1 or a comparable national: ?* _2 z! n. Z# d1 }' s
standard).6 f/ ?- N0 R4 P! a# w% \% ^& r
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
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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+ A4 G6 c& T8 S
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3. 这样说吧, ES2 限值为25mA, 用FIGURE 5 U3 测定。
4 V' U# a# W. l: l4 y$ @用FIGURE 5 U3测试,AC:ES2限值是7.07mAPeak, DC: ES2限值是25m吧# }, S8 _3 l+ j8 ]0 Y9 S
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