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楼主 |
发表于 2011-12-6 18:14
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引用第10楼琥珀流云于2011-12-06 17:22发表的 :
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" X6 n* S( k* p! T% PFor equipment having a protective earthing connection or a FUNCTIONAL EARTHING connection,
; X8 P3 M5 Z% Y2 @2 |, \8 i( |) a! ^terminal A of the measuring instrument is connected via measurement switch "s" to the main+ \& o5 l- I& M$ j
protective earthing terminal of the EUT, with the earthing conductor switch "e" open./ F* X+ w, W' T' T: T8 U( p2 b6 p, U
The test is also conducted, on all equipment, with terminal A of the measuring network! v! ^* s& W0 b3 {
....... 谢谢大哥,我清楚了,说白了,只要跨接在初次级之间的Y电容不要大于2200PF基本上都没问题了。。 |
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