|
|
回答9楼问题3 E7 c+ l9 ^$ d: w& |7 o7 ]7 z* C8 H
335中有提到:6 c5 K& B, H$ M: }) H1 `# g1 a
27.3 ; q8 U2 g6 E! Z1 m" A' z$ e
For appliances with supply cords, the arrangement of the terminals, or the length of the
: ]! @- R" ~! O* v7 w1 Aconductors between the cord anchorage and the terminals, shall be such that the currentcarrying0 s4 z* D% t) x( ~
conductors become taut before the earthing conductor if the cord slips out of the cord
. K* x/ x8 G0 }+ ianchorage.! `# E+ C! |5 N& f% ?" x4 _
可以推断出接地線应比LN長
/ H8 J" s" y2 F' J3 A) u' f8 h& ^950中也有提到:$ `/ J9 m# r5 z. u+ i- J5 L7 x9 L
3.2.6
2 c7 M( W, |' M; p* o9 T XFor NON-DETACHABLE POWER SUPPLY CORDS containing a PROTECTIVE EARTHING CONDUCTOR, the1 c% k3 A8 [2 J1 B4 K: P4 r" q
construction shall be such that if the cord should slip in its anchorage, placing a strain on$ i/ u* @$ e q, u( J
conductors, the PROTECTIVE EARTHING CONDUCTOR will be the last to take the strain.. q+ m# X0 G4 z9 [+ @. Z. O
也可以推断出接地線应比LN長  |
|