|
|
jsspace 发表于 2014-6-27 08:38 
! s0 k: m U# q0 L, i0 H& p: h1 s以前小家电我记得SELV是不用做球压的/ q f; A7 T3 k" B
难道小家电就不用考虑过热？
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。
3 ?9 L- L) P- p% t3 Q, u" T2 u2 ^
13.2 Resistance to heat （EN 60598:2008）
% m" @ X+ U0 h; R2 t) c l. Y, xExternal parts of insulating material providing protection against electric shock, and parts of
: Z G2 t0 B; u7 f) Y9 x2 u I* Rinsulating material retaining current-carrying parts or SELV parts in position shall be sufficiently
8 t) ]7 l: ~, i2 Uresistant to heat.
2 d! Q0 n, u) \9 Z3 Z# k: YThe ball pressure test does not have to be applied to plastic parts of a luminaire which provide2 g3 R9 [4 F$ j5 D! X
supplementary insulation.
& S4 F& a- R; a* o) o, i& v. ]% ^, ^! b/ _
1.2.15
+ |; d, G6 l& elive part0 t% {- X: K+ @
conductive part which may cause an electric shock in normal use. The neutral conductor is,however, regarded as a live part.0 A! e! N* J/ y3 h3 ^. N
NOTE The test to determine whether or not a conductive part is a live part which may cause an electric shock is
7 E0 R* w. q( q. n/ Ugiven in Annex A.
$ ^) ]2 @& q4 d. ^====================================================================
r! y* |6 `- C: R/ v6 z30 Resistance to heat and fire (EN 60335-1:2012)
6 H2 \* J0 Y& }9 _30.1 External parts of non-metallic material, parts of insulating material supporting live- T# I( I. T* O
parts including connections, and parts of thermoplastic material providing supplementary: ]; k3 Q/ T8 r$ e
insulation or reinforced insulation, shall be sufficiently resistant to heat if their deterioration6 o# S9 u7 z. f: |, v# g, F
could cause the appliance to fail to comply with this standard.' ^) u+ s7 Z) D/ M& I4 {+ D% G
This requirement does not apply to the insulation or sheath of flexible cords or internal wiring. F. F1 A C: b' {" ?% a. e- N
" R0 _0 H( _: S9 b
3.6.48 _# K8 L9 i( h# \" h
live part/ \* o, n8 [3 w8 g% `
conductor or conductive part intended to be energized in normal use, including a neutral' L: U8 H1 j8 L; @, k5 ~2 k, `
conductor but, by convention, not a PEN conductor
% O% g& a7 w1 U% `+ P6 ] T+ J7 ~! sNOTE 1 Parts, accessible or not, complying with 8.1.4 are not considered to be live parts.
$ \( F" v# [ Y |
|
[复制链接]
/1 
|关于安规|小黑屋|安规QQ群|Archiver|手机版|安规网
( 粤ICP13023453-10 ) 
窥视卡
雷达卡
发表于 2014-6-26 19:05
显身卡