|
|
如果套管厚度没有1.0 mm厚,能满足23.3 ??! F1 E1 @3 i" H r! _- L% c
23.3 Different parts of an appliance that can move relative to each other in normal use or; @" F- F0 C# S) w. W7 `+ Y( d
during user maintenance shall not cause undue stress to electrical connections and internal* x& V" N9 r" ^7 D' ^' F2 o7 r
conductors, including those providing earthing continuity. Flexible metallic tubes shall not
1 _( H1 H2 n+ Z2 f( O9 } Lcause damage to the insulation of the conductors contained within them. Open-coil springs* j. H/ Y9 y7 j
shall not be used to protect the wiring. If a coiled spring, the turns of which touch one another,& Y! J% B; f' E" K
is used for this purpose, there shall be an adequate insulating lining in addition to the( _/ D1 \% ~6 H
insulation of the conductors. |
|