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如果套管厚度没有1.0 mm厚,能满足23.3 ??. N& a( z# B1 @$ l7 S, I. e
23.3 Different parts of an appliance that can move relative to each other in normal use or7 _7 X2 ^, ~9 j
during user maintenance shall not cause undue stress to electrical connections and internal! X' u+ W" S" B5 c7 E% D9 _/ T
conductors, including those providing earthing continuity. Flexible metallic tubes shall not5 e3 h A, |4 l) C' m
cause damage to the insulation of the conductors contained within them. Open-coil springs0 m9 q& h3 [6 y1 x
shall not be used to protect the wiring. If a coiled spring, the turns of which touch one another,
/ d7 Z0 i% `1 o' n, ^ o7 p! V# Dis used for this purpose, there shall be an adequate insulating lining in addition to the
2 w" z: Z( K. ~1 |! W0 Qinsulation of the conductors. |
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