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Question:
, p1 e2 i6 f( x2 K' x Is this requirement applicable to products provided with a mains inlet? If yes, is the symbol) ^: \. H+ Y% M0 v
IEC 417 No. 5019,(有圈的接地符号) then, required at the location where the earthing conductor (coming from
, A& |3 u# h- e: @( I$ C! P the inlet) is terminated?
! K; L! e# M4 D- U; r Decision:
9 w4 _# G7 ^ j% R4 p& H5 E/ T7 N The symbol is not required in the above mentioned case7 C" U2 Z* d- F/ ~( n安规网www.angui.org
/ H/ c" i6 v& D/ ]1 n$ F9 P Explanatory notes:4 e! L3 B6 r" V7 H& I8 ~ k安规网www.angui.org/ j* a& I! Z: }' J" U
It has been reported that some test houses require this symbol.
- R5 b; l6 O" g; b7 W0 U本人理解如下:# @" y! X+ [$ T5 }+ I' {. K, ^
问题:上述要求适用于带主接口的产品吗?如果适用,就用有圈的接地符号,并要求接口的地线以此此接地符号处终止吗?) n% ]$ |6 ^& O! S8 z
结论:上述情况不要用带圈的接地符号。
0 R s2 b4 Z2 x# M5 s( E m注:据说有些端口要用这种带圈的接地符号。 |
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