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IEC61000-4-2 2008的8.3.2. e)的最后一段文字(红色部分):
! F' S/ f! {6 i2 Q" j+ D( M, VIn the case of air discharges, the ESD generator shall approach the EUT as fast as possible$ @1 v5 P! }6 {) c: L6 j% @
until contact between the electrode and the EUT is made (without causing mechanical$ c; [$ i, J3 U+ W
damage). After each discharge, the ESD generator (discharge electrode) shall be removed
* ~5 E6 V( m$ L0 ]from the EUT. The generator is then retriggered for a new single discharge. This procedure
: f$ y1 I, j! S$ }' r' I. |shall be repeated until the discharges are completed. In the case of an air discharge test, the1 y4 n; o4 I' [: G. _
discharge switch, which is used for contact discharge, shall be closed.
3 U; c, ?1 Z6 o0 v: D9 j2 U: Y2 U& t' O/ |: k7 \) `5 r/ }" P# r& X
请教了,红色部分是什么意思?有空气放电和接触放电两个开关吗?有什么不同吗?这个操作是什么目的呀? |
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