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如果套管厚度没有1.0 mm厚,能满足23.3 ?? ^# x. K; S+ t5 b
23.3 Different parts of an appliance that can move relative to each other in normal use or; a2 J& @9 W$ \- r4 v! |) D9 D
during user maintenance shall not cause undue stress to electrical connections and internal1 X; N; M: |7 X& E. P
conductors, including those providing earthing continuity. Flexible metallic tubes shall not
3 v7 z& x- C8 m" O) h( \cause damage to the insulation of the conductors contained within them. Open-coil springs
, t7 x" k1 d- |" R8 mshall not be used to protect the wiring. If a coiled spring, the turns of which touch one another,9 |, @0 N. _7 v1 f0 M/ r8 Q
is used for this purpose, there shall be an adequate insulating lining in addition to the
7 s6 c# n a9 o+ N1 R) linsulation of the conductors. |
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