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一切以标准说话。! Q9 x+ x$ Q: J. f$ \
cl 26.1 However, earthing terminals may be accessible if a tool is required to make the connections and means are provided to clamp the wire independently from its connection.3 l# N1 S, m! r+ Q# X( l% {1 T0 j1 N
这里讲的是:接地螺钉可露在外面,但连接时需要有工具,并且需要有独*立的措施来夹紧螺钉。此紧固措施可以是弹簧或梅花介子。
! t- J; t" v5 I" @并没有说一定要用特殊的螺钉。0 c: W9 q" I: R* e
cl 27.2 The clamping means of earthing terminals shall be adequately secured against accidental loosing.
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, l! e7 V' K6 h( s3 u# w% a所以我们要弄清“及格”和“优秀”的关系:器具的接地措施本来是可接受的,也就是说合乎标准了。你一定要厂家做到“优秀”,如果是建议厂家提高器具质量的角度来说是可理解的。但如果厂家做的器具合乎标准,你任是说人家不合格。这是不可取的。 |
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