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king33025 发表于 2015-4-2 09:38
. l$ W2 I8 f: @7 y, `IEC61032:1997图9所示13号试验探针,俗称试验销,你连贯的多读几遍就行了。
+ o! G! p" k' g# A7 D+ Q按60598-1的标准来看的话,Any assembly gap with a width greater than 0,3 mm in supplementary insulation shall not be coincidental with any such gap in basic insulation,nor shall any such gap in reinforced
$ o3 N4 u3 q3 n, L# X: }( Winsulation give straight access to live parts. \ u! b& J' z( Z& B# U U
Openings larger than 0,3 mm in double or in reinforced insulation shall be designed so that5 i$ G) J% ?9 N! B7 G' s# i
live parts cannot be touched with the conical pin of test probe 13 shown in Figure 9 of
# O$ r* H; \! {) T/ [# W5 V7 W( dIEC 61032.: }+ b- {* m, }% q
5 `1 T; ^7 p! k5 S+ ~5 I1 i( q3 q& J" p3 Z M" r$ G5 a
nor shall any such gap in reinforced insulation give straight access to live parts这句话的意思也是加强绝缘的开口或是缝隙不能直通带电部件啊。 |
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