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一切以标准说话。% j6 S; ]2 o: @+ x9 U2 y+ e. C
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.
7 K, t4 G- z& Y+ R$ b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。
9 y q* ^- a, W$ e! Y3 o/ G$ c7 W并没有说一定要用特殊的螺钉。% m5 h# t5 k8 g( d3 k$ o& h
cl 27.2 The clamping means of earthing terminals shall be adequately secured against accidental loosing.$ F$ r" G$ b5 b: ~. S, e4 l6 [0 b
' Y: ^0 ^9 c: L# o! x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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