|
本帖最后由 小猫咪 于 2015-8-25 11:01 编辑 2 u2 }+ \& Y3 ^: P6 J9 W/ C
( b7 M, w, {3 s2 n, H
, S/ K, k+ P- b H+ v27.3 If a detachable part having an earth connection is plugged into another part of the2 [$ l$ u5 h- A5 h6 e% M
appliance, the earth connection shall be made before the current-carrying connections are- s" F. \; @0 h; m$ o7 y
established. The current-carrying connections shall be separated before the earth connection# w& F0 Q( I" I3 }6 U
when removing the part.5 w* \2 j2 M0 `1 T
For appliances with supply cords, the arrangement of the terminals, or the length of the
- W1 t; ~7 r: nconductors between the cord anchorage and the terminals, shall be such that the currentcarrying7 e3 j1 ^) Z4 _& q. ]! u
conductors become taut before the earthing conductor if the cord slips out of the cord
; l6 V3 y, c" N+ Eanchorage.8 J0 w0 d! n4 Y6 y; D
大家是怎么理解这两段内容的呢?
) z2 ~- y) V$ ~0 l( c针对第一段是可拆卸的,就是类似于无绳熨斗累的,接地端子最后分离。# ]. a% C% y# h$ E/ G; M
第二段, 是说载流导线要在接地导线之前被拉紧。) S0 h# V* L# p( X) {3 Q: a3 Q) h
问,如果是载流导线已经接到一个插片式的端子上了,是否要跳过这个端子去考虑?$ B- Y0 E9 K7 D0 u( g+ c4 ?: J
如图,途中所有的连接处都是插片式的。9 N! |1 V3 P5 t6 S7 z
|
本帖子中包含更多资源
您需要 登录 才可以下载或查看,没有帐号?注册安规
x
|