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欧标插头参考的标准是IEC60884,此标准对于Marking的要求(如下)没有说明要印接地线、中性线和带电极符号,所以是可以不用印的。
* K, I4 u& A$ K9 g, W% c% L9 {3 D
8 ?+ [& j( \) V, C6 o9 `: ^8 Marking
% o0 ?& {$ ~& O% }4 Q w8.1 Accessories shall be marked as follows:3 T# [% j: E3 S9 L: ^( K! u& g/ `
– rated current in amperes;. r4 z# t# ^: d1 Z) k- ~: H
– rated voltage in volts;
0 |* K" r% | k% c& b( E' m; [– symbol for nature of supply;4 V% L. ^/ l+ W
– manufacturer's or responsible vendor's name, trade mark or identification mark;
1 w. Y# w5 [% `# O– type reference which may be a catalogue number; ` r0 h) J( F$ p9 x4 L S" j
– first characteristic numeral for the degree of protection against access to hazardous parts
7 N! w( r0 ?1 f. k+ N! cand against harmful effects due to ingress of solid foreign objects, if declared to be higher# [0 j" u6 m; w# M
than 2, in which case the second characteristic numeral shall also be marked;
5 A( g: G# W6 C' X– second characteristic numeral for the degree of protection against harmful effects due to
+ O1 t/ h0 I# V9 Qingress of water, if declared to be higher than 0, in which case the first characteristic
2 w- T( R1 j# K }6 X5 xnumeral shall also be marked.
: B" ?2 m# B- L& e$ D$ D# I$ h8 @If the system allows plugs of a certain IP rating to be introduced into socket-outlets having
5 F) b( x# R$ N/ \; Y' u" p: Panother IP rating, attention should be drawn to the fact that the resulting degree of protection/ d( h1 K, ^# @7 U, X: F( A
of the combination plug/socket-outlet is the lower of the two. They shall be stated in the9 y m" }' E( ~! W
manufacturer's literature related to the socket-outlet. |
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