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如果套管厚度没有1.0 mm厚,能满足23.3 ??" L/ A$ k. o6 _3 }7 _8 z
23.3 Different parts of an appliance that can move relative to each other in normal use or6 M- g; W; ?- c# \
during user maintenance shall not cause undue stress to electrical connections and internal
1 c' ?) Q" I" B, j1 |. Oconductors, including those providing earthing continuity. Flexible metallic tubes shall not
( v3 }/ n, B1 G9 ]2 B4 C- ]0 m8 Lcause damage to the insulation of the conductors contained within them. Open-coil springs0 _, x6 ?) u; L7 ~9 y% {! c7 Q
shall not be used to protect the wiring. If a coiled spring, the turns of which touch one another,
0 K4 f) r- B8 S0 C* Lis used for this purpose, there shall be an adequate insulating lining in addition to the
; Q* k* O4 I& tinsulation of the conductors. |
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