|
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。0 y- n# b! a( O9 W; `7 }
: B* U D& X* i) ~
8 Marking
7 `' K0 H. R! A) U8 n6 K& q8.1 Accessories shall be marked as follows:
6 O {$ a+ G% J" T( O– rated current in amperes;
/ t9 g" D; k; a0 ` ~, B– rated voltage in volts;& _7 ]; n5 b0 D1 J! l3 W+ K
– symbol for nature of supply;
, _$ T6 G3 N: g, b7 e6 r* u1 z– manufacturer's or responsible vendor's name, trade mark or identification mark;
( g6 j8 F# I% @/ i( `: o1 b) S– type reference which may be a catalogue number;' A+ R9 c0 K: d8 d
– first characteristic numeral for the degree of protection against access to hazardous parts. Y3 |9 {2 y. j& C' f9 p- g
and against harmful effects due to ingress of solid foreign objects, if declared to be higher
3 K; f; g- A/ G$ Ethan 2, in which case the second characteristic numeral shall also be marked;) n8 W1 _+ \& X% L5 U9 g/ J, l
– second characteristic numeral for the degree of protection against harmful effects due to0 D$ E$ g$ n! |- Z
ingress of water, if declared to be higher than 0, in which case the first characteristic
; e. G4 N( D( x' N% m% Lnumeral shall also be marked.% \0 W3 W7 z5 F; y9 G
If the system allows plugs of a certain IP rating to be introduced into socket-outlets having
3 V. P; _ U, Yanother IP rating, attention should be drawn to the fact that the resulting degree of protection
9 [" p) E9 F9 K$ Xof the combination plug/socket-outlet is the lower of the two. They shall be stated in the" U" t* u* g$ }! W' |
manufacturer's literature related to the socket-outlet. |
|