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|  DSH 510
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$ f. s4 y' z- b- T0 V | Creepage distances, clearances and distances through insulation
0 \5 |; |- l* ]/ n | 29.18 M& e0 e" v4 @0 F
| 60335-1(ed.3)
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7 E% U, c% \# r, x* [/ O1 R* wQuestion:- |+ }: y5 x: Y y
What creepage and clearance distances are applied between terminals of a switch?3 H( G' ^' D. [5 L# |
Rationale:0 l: a0 `& z! k' e: b
See question.
' }' P( Z3 U, P, A: o F- [3 }Decision:
6 E% H7 Y4 i# s1) Regarding the distance of the terminals themselves, the component standard shall be
7 `' T; B, D( K" Oapplicable. In regard to the connecting points to the PCB, the appliance standard shall be& [ I; }; X$ j& V J( z# Q
applicable.
7 P' }9 {+ \2 h0 o; Q8 L2) If the switch is not required according to sub-clause 22.40, the requirement for distances
7 X6 Q, @" q' b& _4 ubetween the terminals ( live parts of different polarity) is not applicable, according to the last' Y% F$ e" h7 J% X' }
paragraph of clause 29.
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发表于 2012-9-9 17:07
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