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本帖最后由 tsunn 于 2013-2-2 11:59 编辑 * C) U6 L5 y' ^. a
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IEC60335-1的3.6.6对small parts的定义应该怎么理解?
! Y6 e$ u6 n9 Q8 `small part/ c2 T# a6 N" C1 F1 Z+ n! J, v% I
part, where each surface lies completely within a circle of 15 mm diameter, or a part where
% X. k, @& F1 A2 vsome of the surface lies outside a 15 mm diameter circle but in such a way that it is not2 d" I6 j8 {8 i/ @( Z2 u E
possible to fit a circle of 8 mm diameter on any of the surfaces
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NOTE 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" w1 K3 j9 ?/ b6 L+ z' K2 n+ o' W
example 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
- |$ K @( Y- E3 {. his 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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