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回答9楼问题
! R/ f f; k; h& A: s$ f7 Y335中有提到:# _$ v' e E7 k( |' }5 i
27.3 $ w" R0 n2 A- q$ i
For appliances with supply cords, the arrangement of the terminals, or the length of the
& `, r- G' c0 j' r! o# j& h/ ]conductors between the cord anchorage and the terminals, shall be such that the currentcarrying
6 M2 E0 {6 n. D# ~2 f W) |conductors become taut before the earthing conductor if the cord slips out of the cord7 Y8 z% S+ Z- \/ n4 H" O! U6 d
anchorage.! h6 Y/ J3 g h& P7 b
可以推断出接地線应比LN長 r6 z+ `: N q
950中也有提到:# w4 m4 P' i) K8 e4 W, P) X
3.2.6" v; \# R+ ?; \' A
For NON-DETACHABLE POWER SUPPLY CORDS containing a PROTECTIVE EARTHING CONDUCTOR, the0 D! Y5 |5 M# i0 J5 w }
construction shall be such that if the cord should slip in its anchorage, placing a strain on) s) @) g6 Q, `5 o: _- t% ^
conductors, the PROTECTIVE EARTHING CONDUCTOR will be the last to take the strain., v Y( u5 V2 d. G8 G; |
也可以推断出接地線应比LN長  |
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