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本帖最后由 H-RH 于 2014-6-16 13:41 编辑
/ `+ y1 g+ j3 a! udiler 发表于 2014-6-16 10:14 $ T! r5 H, M' ?% Y. @8 X$ e; e
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!
, h- }( l" r. \5 a b& v" e, R如果是 IEC 61547 则有些分別:* H# ^. k0 l1 E& ?3 S
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IEC 61547:2009! A0 m. m/ r9 A) k! ?% H$ [9 _
5.7 Surges
5 y7 M ]5 a, l3 u- LThese 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 lighting
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