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本帖最后由 H-RH 于 2014-6-16 13:41 编辑 $ J2 r/ X# W0 _& ^* G6 @4 o
diler 发表于 2014-6-16 10:14 . I" k, z" x. B$ q
能说一下具体是哪条有提到吗,一直没发现有类似的内容,谢谢!
3 h( j" ]7 u" t2 ~& z) c6 I如果是 IEC 61547 则有些分別:/ t: t- m* @ L" J( T! H3 J8 B
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5.7 Surges
$ E. k+ J5 H" h: ?These tests are carried out according to IEC 61000-4-5, with test levels as given in Table 10 of this standard. Lower levels need not to be tested. Pulses shall be applied to the a.c. voltage wave as follows; five positive polarity pulses at the 90o phase angle, five negative polarity pulses at the 270o phase angle. Two test levels are given for different types of lighting0 t8 z$ j2 n9 [7 [
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