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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。" d7 m1 {( @' D0 q
# k2 Y% b7 h; P7 M# t. E3 f0 r8 Marking9 U' G' D( m n) C% a) `% S
8.1 Accessories shall be marked as follows:
4 y0 ~$ y( Z- \) e– rated current in amperes;$ j" w; W' J' k3 y* d
– rated voltage in volts;; x9 E+ N5 }2 Y8 Y8 O: r
– symbol for nature of supply;
4 \6 S& \6 B x7 a- t9 U. C" |& C, q– manufacturer's or responsible vendor's name, trade mark or identification mark;9 U* A, `5 D9 B5 L
– type reference which may be a catalogue number;
0 @: I2 U( M; M– first characteristic numeral for the degree of protection against access to hazardous parts: L. _5 e4 N9 i) Y* {, D$ L4 v+ [" C
and against harmful effects due to ingress of solid foreign objects, if declared to be higher7 ?6 N I! A. a5 |6 I7 P
than 2, in which case the second characteristic numeral shall also be marked;( G0 C) n& ^0 p3 p4 i2 p0 p: J8 r' ]
– second characteristic numeral for the degree of protection against harmful effects due to
, |/ M. F" L' O5 L Zingress of water, if declared to be higher than 0, in which case the first characteristic
8 v( k. \8 n- ^* ^8 a) Onumeral shall also be marked.
$ K: r# S: C( k tIf the system allows plugs of a certain IP rating to be introduced into socket-outlets having* E3 {. y% W( m e/ y: \: g
another IP rating, attention should be drawn to the fact that the resulting degree of protection
) \ }7 j: F: `7 D/ nof the combination plug/socket-outlet is the lower of the two. They shall be stated in the1 |- z, L1 E, }- t- y! @8 `! d
manufacturer's literature related to the socket-outlet. |
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