|
如果套管厚度没有1.0 mm厚,能满足23.3 ??
. c- O' O6 z! t# s( H& T/ R/ i1 E23.3 Different parts of an appliance that can move relative to each other in normal use or
7 q6 k+ o a) }' pduring user maintenance shall not cause undue stress to electrical connections and internal
3 m3 u, K+ q6 c' i1 x+ wconductors, including those providing earthing continuity. Flexible metallic tubes shall not
7 b# L2 D( E3 k$ s# X/ j* `cause damage to the insulation of the conductors contained within them. Open-coil springs
. J; b" P* F6 o) M* ^; Dshall not be used to protect the wiring. If a coiled spring, the turns of which touch one another,
+ P% ^; N9 @4 y# v# \is used for this purpose, there shall be an adequate insulating lining in addition to the
" x+ I8 z% E7 S. Uinsulation of the conductors. |
|