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If a cover or cover-plate, or a fuse can be removed without the use of a tool, or if the
1 w# ~$ h( g4 G; [& v7 Y6 N1 yinstallation instructions for the user indicate that, for the purpose of maintenance, when
0 s6 i3 B0 o: @/ v) ]replacing the fuse, covers and cover-plates fastened by means of a tool have to be removed,$ P' K, d. o5 U1 Y4 q. D
the protection against contact with live parts shall be assured even after removal of the cover
5 f5 l1 B1 w: N" w+ c6 D7 U( l7 lor cover-plate.
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一逗到底,有点难理解。大家怎么看?# R I$ c6 Z/ Z0 I1 ~
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