DSH 507 Protection against electric shock

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广东安规检测
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IEC60335试验指甲

DSH 507 9 e2 o8 x8 R- p9 f) T& z9 d( ^9 b ) @5 S6 j4 y' M

Protection against electric shock ( \) d) u4 d( p9 W5 @& P( [- M+ Z2 O

8.2

60335-1(ed.3) $ m, q: T0 y5 C$ D

/ Y! ^1 n; ]) E% J( u9 T4 eQuestion:
4 P9 \" N6 b# y. s$ o5 ^) E- HIs basic insulation accessible through opening in earthed metal enclosure having paint
: l6 @: z& Y# W6 T* n5 fcoating acceptable?
/ I. A$ @  }1 Q$ S. y9 HRationale:
See question.
& \, ^, o/ \" G. ]9 K" W* h: b4 kDecision:
If the opening is such that the basic insulation is accessible without making contact at the
same time with the earthed metal parts, it is considered as a class II construction and thus not
acceptable.
% x' M0 w  X$ b9 }8 {, K% }! y" RIf the basic insulation and the earthed metal parts are accessible at the same time, this is
acceptable, as the earthing is one if the protection means.
) f% }$ W# D3 y* r& |/ J$ W