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原来你是要问这个问题,
: F ~: a. B* y) K) `6 a9 h请问你说的外观要求是指尺寸吗?如果是的话,肯定是有要求的.
% i( D3 Y2 ]! V# d' p6 G0 J根据UL 498
9 x* N) ^ G S7 B18.2 The profiles of the blades employed in an attachment plug having a 1-15P, 2-15P, 2-20P, 5-15P,9 ^; K ?1 L8 G9 B
5-20P, 6-15P, or 6-20P configuration shall comply with the dimensional requirements of the Standard for
4 L" i" z- a- f2 gAttachment Plug Blades for Use in Cord Sets and Power-Supply Cords, UL 1659.
8 H* i. K4 \$ N u2 v7 p& t
4 E( }( e+ Z: L, l0 x) ?# W另外还有一本标准 UL 1681, 你可以看看,里面应该有具体的尺寸的. |
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