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IEC61000-4-2 2008的8.3.2. e)的最后一段文字(红色部分):% M0 {, S; _! O/ o$ G8 v
In the case of air discharges, the ESD generator shall approach the EUT as fast as possible# e+ f( O/ I3 g- h, ^
until contact between the electrode and the EUT is made (without causing mechanical' P9 ~# z5 M! m. [" s( L7 e( Q5 j# X; Y
damage). After each discharge, the ESD generator (discharge electrode) shall be removed6 j. R; E% x/ `9 B
from the EUT. The generator is then retriggered for a new single discharge. This procedure; i/ M% ]7 k; [
shall be repeated until the discharges are completed. In the case of an air discharge test, the
% a) [' s9 D4 D% E5 {1 K# \discharge switch, which is used for contact discharge, shall be closed.
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1 C( ?* Z; _! p& T" P- I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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