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IEC61000-4-2 2008的8.3.2. e)的最后一段文字(红色部分):1 z; E9 P- ^/ ^% c7 @* U4 p
In the case of air discharges, the ESD generator shall approach the EUT as fast as possible
: }: f7 B; Z4 x4 suntil contact between the electrode and the EUT is made (without causing mechanical3 ]1 q" y2 L$ ~3 P
damage). After each discharge, the ESD generator (discharge electrode) shall be removed- }1 g1 n) r# `: X% u
from the EUT. The generator is then retriggered for a new single discharge. This procedure
1 g) Q7 \) T4 F9 e* d7 `: A: f+ [6 qshall be repeated until the discharges are completed. In the case of an air discharge test, the3 w$ q) J8 q4 E3 V4 h- ]. l
discharge switch, which is used for contact discharge, shall be closed.
7 O1 s0 F4 n5 N& _1 w# m
* C3 V I9 r; s; g" j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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