|
|
如果套管厚度没有1.0 mm厚,能满足23.3 ??* {& a. G# R# L/ p% h# m; l
23.3 Different parts of an appliance that can move relative to each other in normal use or: R3 ]8 b9 n y# Y0 j; S& @
during user maintenance shall not cause undue stress to electrical connections and internal$ O* M3 ^) L2 h4 F3 }' j& @
conductors, including those providing earthing continuity. Flexible metallic tubes shall not
7 t( B" R _- j1 y+ [' @7 icause damage to the insulation of the conductors contained within them. Open-coil springs6 S# `3 x& X8 ~' Y
shall not be used to protect the wiring. If a coiled spring, the turns of which touch one another,& _* ^" I8 o8 w) [7 V; i
is used for this purpose, there shall be an adequate insulating lining in addition to the: W' G% f2 k d) z5 [
insulation of the conductors. |
|