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发表于 2009-6-24 10:23
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,Except for insulation between parts of different polarity DIRECTLY CONNECTED TO THE MAINS,( p1 e& l3 E! E" F
CLEARANCES and CREEPAGE DISTANCES smaller than those specified are allowed but are subject
2 f6 \/ Q. a9 W1 V* ^" A. tto the requirements of 4.3.1, 4.3.2 and 11.2.
0 N; V$ D( \5 @8 w/ m) j3 f5 m# f# x9 X) k1 f
何为"EXCEPT FOR",理解这个就好理解整句话了$ \+ ?; A% S& N+ U& e! T9 V0 G
3 ^! E; S; d; Y2 p7 r) |有英文水平高点的,看看是不是我说的意思?
7 q! T6 Y; @, }8 w' K“直接与电网电源连接的处的电气间隙和爬电距离允许减少,不用满足标准4.3.1;4.3.2;11.2条的相关要求。其它位置允许减少,但要满足标准4.3.1;4.3.2;11.2条的相关要求”9 S) ?: `- A) s" o, @
4 i7 b% i& N d( x9 N0 L1 E目前CCC认证,只要能够满足标准13.1规定的三个条件,都是允许减少。 |
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