DSH 500 Creepage distances, clearances and distances through insulation

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DSH 500 1 I' `8 J& g5 t: p; ]0 r5 G6 }" D- r

Creepage distances, clearances and distances through insulation - V5 T* T' z  `% J

29.2

60335-1(ed.3) * Y- T) {% i( z, @: E2 w; i

Standard: IEC 60335-1:1991, 3rd Ed.
Sub clause: 29.2
Sheet No. DSH-500
Subject: Creepage distances, clearances and distances though insulation
/ ]" A9 b8 q) b0 YKey words: - one or more air layers
* q: S) ~% @* L/ E/ C4 s- a) S$ h8 sDecision taken at the 40th CTL meeting 2003
Question:
9 N* F# M1 f+ Y3 T) tWhat distance consisting of material plus one or more air layers (note 1) is required in
accordance with clause 29.2?
Rationale:
See question.
Decision:
: o. O8 ]( Z( }- f' R5 qConstructions as in the figures are according to the standard.
& P0 o7 ~/ y- v4 I
) M) h4 A" |6 B/ x
8 F; p( a' g, \  |: y( u