安规网

标题: IEC 60884-1:2002+A1:2006 clause 22 的疑问 [打印本页]

作者: ljh809809    时间: 2015-10-23 14:25
标题: IEC 60884-1:2002+A1:2006 clause 22 的疑问
本帖最后由 ljh809809 于 2015-10-23 16:17 编辑
- F( i1 w( [: B! `$ S# \( _
$ r9 ?5 l; A. l: E" V
22 For the purpose of thistest, resilient earthing contacts, irrespective of the number, are
considered as one pole, andnon-resilient earthing contacts, irrespective of the number, are
considerednot to be a pole.  K# f$ b$ r7 Q" ]
问题1: 这句如何理解?可以举例吗?
7 W/ y7 H: C# [9 T. M9 L5 V8 g. m# R0 l) I7 s/ Y6 _" b. [

  w- L% k. m* N' `3 C
9 r$ ~% Y. L0 Y7 z2 Y+ \




欢迎光临 安规网 (http://bbs.angui.org/) Powered by Discuz! X3.2