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引用第0楼T-OM于2007-07-09 11:56发表的 UL极性(即大小脚) :
% e) q0 q- a* e: i u% g各位好!请教大家一个问题,适配器外壳UL极性插脚(即大小脚)有没有标准规定如何放置.盼复.先谢过了!! 2 r m% F( D2 O) j0 M* V
UL153如是說:1 D. x7 c. j* o: @
32 Attachment Plugs
. I+ \3 N8 Q4 B% K; B32.1 A portable luminaire shall be provided with a polarized attachment plug of the 2-wire, parallel-blade
5 f9 l4 M/ S2 _6 `( nor a 3-wire grounded type and see Figure 32.1. The plug shall be of a 15 ampere, 125 volt configuration
' `4 d7 z, V; X# i9 G P- V( y(NEMA Style Nos. 1-15 P and 5-15P) and shall comply with the requirements in the Standard for/ s' Y2 ~0 S! w- {7 M& V7 m& Q' x+ q6 p
Attachment Plugs and Receptacles, UL 498 and/or the Standard for Cord Sets and Power-Supply Cords,
) Y; ^ o, x' K5 QUL 817. |
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