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如果套管厚度没有1.0 mm厚,能满足23.3 ??6 Y) N+ S! Q7 L' f4 T6 ?/ n
23.3 Different parts of an appliance that can move relative to each other in normal use or9 f; L8 ~. }% [1 U4 j a
during user maintenance shall not cause undue stress to electrical connections and internal h& D( b. M# U4 \
conductors, including those providing earthing continuity. Flexible metallic tubes shall not% y9 x4 g- j) h, g9 K8 K. P
cause damage to the insulation of the conductors contained within them. Open-coil springs& |0 m; n" p# P6 c4 E! V
shall not be used to protect the wiring. If a coiled spring, the turns of which touch one another,# Y$ t( c0 J1 k z: p' d7 n" F
is used for this purpose, there shall be an adequate insulating lining in addition to the
. ` V! m p! F3 Y9 k, j$ g( Zinsulation of the conductors. |
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