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本帖最后由 H-RH 于 2014-6-16 13:41 编辑
7 U( D" q5 C& Tdiler 发表于 2014-6-16 10:14 
7 m2 X9 T( f" H; f/ g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!
* v. g" y7 X6 |& w, u如果是 IEC 61547 则有些分別:
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( G4 t% N" _3 I! O' Q# N5 H- v2 [IEC 61547:2009
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7 M, k6 D& ?( m' x7 s, `: h8 \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 lighting
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