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本帖最后由 tsunn 于 2013-2-2 11:59 编辑 - \" H4 y4 O. R
) r, w- O7 k$ bIEC60335-1的3.6.6对small parts的定义应该怎么理解?* A) ~& L# I* w
small part) q8 _2 k# }7 {1 o! Q
part, where each surface lies completely within a circle of 15 mm diameter, or a part where0 M8 [; }0 z% p8 V9 _' i
some of the surface lies outside a 15 mm diameter circle but in such a way that it is not; i: ~; Z- A6 ]
possible to fit a circle of 8 mm diameter on any of the surfaces5 b% @0 F7 x3 u! E
7 Y0 n7 }# X2 r, |( D INOTE A part that is too small to grip and at the same time to be able to apply the glow-wire tip is shown in
p& q% S+ }6 J5 e- n* K7 b X* u! l s/ l" pexample A in Figure 5. A part that is large enough to grip but that is too small to be able to apply the glow-wire tip H. g4 `/ x. b9 B, C5 Z' D
is shown in example B in Figure 5. A part that is not a small part is shown in example C in Figure 5.
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