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如果套管厚度没有1.0 mm厚,能满足23.3 ??
" W5 Z9 o4 \: N7 J: f7 k23.3 Different parts of an appliance that can move relative to each other in normal use or
2 [$ J( i: I" N1 r7 b. F4 Gduring user maintenance shall not cause undue stress to electrical connections and internal9 s! S( Y5 E! l" F1 U' g1 \# m" U" L
conductors, including those providing earthing continuity. Flexible metallic tubes shall not
* s- r3 O' {0 B; g) ]$ e% ~& mcause damage to the insulation of the conductors contained within them. Open-coil springs
- ]4 _+ e' q0 q8 A/ B+ B5 J- Vshall not be used to protect the wiring. If a coiled spring, the turns of which touch one another,) z7 N6 @' C8 o3 v7 ?5 m
is used for this purpose, there shall be an adequate insulating lining in addition to the
% a. Q$ y9 T2 V3 ~4 cinsulation of the conductors. |
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