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8.1.5 Live part of built-in appliances, fixed appliances and appliances delivered in separate units, shall be protected at least by basic insulation before installation or assemble., h3 e) V( _' F7 l- P, H
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8.2……………..主要说明只能碰到被带电体隔开的加强绝缘或双重绝缘。
H! v* y6 o- W1 Q4 ?/ ZNote: (A2): buit-in appiance and fixed appliance are tested after install . H0 t, @# y- k! o( V+ }
. @) e' J& h2 n* Z+ I& w再举个 delivered in separate units 的例子。 很多风扇都是你买来后自己装扇叶等一大堆东西。这个时候怎么可能满足加强绝缘?
) E r* ~6 Y' P5 jFixed appliance 的定义 (为什么说需要特殊的工具?)1 k- o2 M3 |; @
Applilance that is intended to be used while fastened to a support or while ssecured in a specific location
" z' I* y- u4 s7 ~$ YBuilt-in appliance (嵌入式的定义最能说明固定式器具,不需要工具,就能随便取下。大部分-2-6的烤箱都能用手搬进搬出); z- J. n- _7 i) s3 G7 A9 T: q
Fixed appliance intended to be installed in cabinet, in a prepared recess in a wall or in a similar location
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, F7 O9 f- k+ q1 ] W可靠固定的附加要求可以参考一些分标准。如。-2-80, -2-30- I: h3 P% R; X, x, b
太久没看忘记了,一般都在 note 里面举了一些例子说明怎么样才算可靠固定。 |
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