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引用第6楼minglei于2008-10-22 20:24发表的 :
* D# q& e/ u7 S+ e5 K3 k8 k, ?7 fIEC60335-1与IEC61000-4-5的脉冲应该不是一样的。
9 f4 P* F0 ]6 M9 ]% _; Q w完全是一样的, " b& I& q( _' `- I: A
IEC 60335-1 clause 14:
" b8 u, y' T3 I& s2 p6 t, \“The impulse test voltage has a no-load waveshape corresponding to the 1,2/50 μs standard4 |8 G5 e. ^! ?" U
impulse specified in IEC 61180-1. It is supplied from a generator having a conventional
- `3 ~) L- _/ J2 \% Uimpedance not exceeding 42 . The impulse test voltage is applied three times for each
$ C0 K5 F! @" t0 M" m/ opolarity with intervals of at least 1 s.”
. K x+ a) E: y( b; T# b标准 waveform 来自 IEC 61180-1, 而 61180-1 的 waveform 就是与 61000-4-5 一样!
$ M v# b: D: [5 c Y; @0 [) F只是 60335 定义输出阻抗最大 42Ω. |
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