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jsspace 发表于 2014-6-27 08:38 
7 f" a. X* y. w$ A以前小家电我记得SELV是不用做球压的/ ~& k5 @. H2 K5 U3 R5 F6 Z3 L
难道小家电就不用考虑过热？
, j; r- {; S c9 U! |: T& Q可以对比下两个标准的描述：家电没有提及SELV, 符号8.1.4要求的不算live part,也就不用做， 灯具直接提及SELV也需要，我想主要是从使用环境上考虑。灯具允许直接与可燃物接触。9 V, }. v+ t y0 t
' q/ W8 e6 W% K/ K( C6 [/ D! A5 C13.2 Resistance to heat （EN 60598:2008）
- {7 o; L- p# [3 C5 m6 P/ rExternal parts of insulating material providing protection against electric shock, and parts of
( x) C: A7 ~, c3 E$ z, ainsulating material retaining current-carrying parts or SELV parts in position shall be sufficiently
+ ?/ t0 y8 P3 iresistant to heat./ h, P8 W; h; [
The ball pressure test does not have to be applied to plastic parts of a luminaire which provide* u. n2 m7 f4 d' n( Z; ^) D5 h5 h
supplementary insulation.7 E& q' E$ B6 z$ C% N
0 G( a: p# d" X7 a; u# p
1.2.15
+ [) {% Q/ B/ y7 N8 ~! Olive part
/ b7 b% I0 P- @ B: t& n0 Cconductive part which may cause an electric shock in normal use. The neutral conductor is,however, regarded as a live part.3 A; s: i1 ~; {
NOTE The test to determine whether or not a conductive part is a live part which may cause an electric shock is
5 m0 a& H0 F9 v# m. }: lgiven in Annex A.
. X' S E" y. y+ G0 S( a====================================================================' V! g# S; n) Y; C5 D1 s' M
30 Resistance to heat and fire (EN 60335-1:2012)
5 Q7 W4 N, K' K3 I5 h$ E( `7 i: g) z30.1 External parts of non-metallic material, parts of insulating material supporting live3 g! ?& }" B/ \6 ^
parts including connections, and parts of thermoplastic material providing supplementary
% d J+ Q! ~3 s) rinsulation or reinforced insulation, shall be sufficiently resistant to heat if their deterioration
2 ?9 P! M+ w% `could cause the appliance to fail to comply with this standard.
8 @1 u. A0 m% uThis requirement does not apply to the insulation or sheath of flexible cords or internal wiring.
* R& {1 p" o5 p% x3 g
( V y: F' k5 o8 i |+ T& g3.6.4
+ U$ O% _! o4 M7 ^2 R0 Slive part
, |5 `5 k8 J R3 @. aconductor or conductive part intended to be energized in normal use, including a neutral$ J* U: ?0 T$ ]- `
conductor but, by convention, not a PEN conductor
8 Y. F4 l4 R) S6 jNOTE 1 Parts, accessible or not, complying with 8.1.4 are not considered to be live parts.2 @" K/ `* W* N( S7 a
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发表于 2014-6-27 10:58
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