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引用第6楼minglei于2008-10-22 20:24发表的 :0 d" U% K; H0 _) q; a: p
IEC60335-1与IEC61000-4-5的脉冲应该不是一样的。 5 u6 p8 V, l/ I$ [: f- `$ ^
完全是一样的, & G. p# c' h/ F# o
IEC 60335-1 clause 14:+ z: h+ F s2 |: T1 J& `5 e
“The impulse test voltage has a no-load waveshape corresponding to the 1,2/50 μs standard
" g* _/ x4 p: Y, J1 ?1 N+ jimpulse specified in IEC 61180-1. It is supplied from a generator having a conventional
3 D9 J, T1 I, t) Fimpedance not exceeding 42 . The impulse test voltage is applied three times for each$ d9 G% L3 c, j: `5 t' j
polarity with intervals of at least 1 s.”
D% D) U0 O8 w- ?8 f) Q/ e标准 waveform 来自 IEC 61180-1, 而 61180-1 的 waveform 就是与 61000-4-5 一样!: {! I3 c6 d; A5 X! C5 p
只是 60335 定义输出阻抗最大 42Ω. |
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