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引用第6楼minglei于2008-10-22 20:24发表的 :, R$ T7 y. m: p7 I$ h+ g
IEC60335-1与IEC61000-4-5的脉冲应该不是一样的。 7 |% D! v* Y& l$ e3 a. E: l5 g
完全是一样的,
1 J7 {! T& m: w- e. F) jIEC 60335-1 clause 14:. [5 r& D) X9 j
“The impulse test voltage has a no-load waveshape corresponding to the 1,2/50 μs standard! P; j" H: p9 p0 Q
impulse specified in IEC 61180-1. It is supplied from a generator having a conventional& T) P* b8 ~. R
impedance not exceeding 42 . The impulse test voltage is applied three times for each
0 W4 {4 A, d0 x$ r5 J+ l# F4 Z% ~polarity with intervals of at least 1 s.”# Z9 j1 H# \ N4 u, F6 ?
标准 waveform 来自 IEC 61180-1, 而 61180-1 的 waveform 就是与 61000-4-5 一样!& V. O. Z* R# N
只是 60335 定义输出阻抗最大 42Ω. |
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