|
查IEC60335-1 2010附录
) m& n! `' \& Y. R) a: z3 C“A.2 Electric strength test ) N1 W u z( Y% x" r) h
The insulation of the appliance is subjected to a voltage of substantially sinusoidal waveform
) e3 c& { r1 o+ u8 Ghaving a frequency of approximately 50 Hz or 60 Hz for 1 s. The value of the test voltage and ( y: p9 g2 V' |9 S: k# q0 p0 T) r
the points of application are shown in Table A.1.”
3 u# p$ G. e! R, L; Y
9 g6 U+ w, Y) o7 _6 v0 R; b8 e“Table A.1.””
* ~: T% C0 D2 H. y>150V时6 Y+ ~, h/ O, I
基本绝缘 1000V/ f+ G3 y2 V' Q' \2 @
双重,加强绝缘2500V0 ]/ p" S0 i# J/ u3 M; W3 e
7 A3 b2 M: }" o* G' {$ J1 w对于设定电流没直接明确说法。; m& P0 e4 ?6 {$ Q+ X
只写着,
2 l) Y! b+ L, C! o0 z“No breakdown shall occur. Breakdown is assumed to occur when the current in the test circuit u" O0 j7 E7 y+ Q7 n2 y9 q- w8 Z2 H0 b
exceeds 5 mA. However, this limit may be increased up to 30 mA for appliances with a high ! Y* h1 w# c& D- f" m
leakage current. ”: R& K/ q$ x4 X: l/ e
3 k+ ~* V! `+ M; W1 t
再查UL1026 2007的31章
H' H; v3 V$ A/ q& E0 V% P33 leakage current tests
' q9 m& Z/ F: u+ r5 c$ H7 g
" i/ F, J: j; N) \& k! e, X$ uThe leakage current of a cord-connected appliance rated for a nominal 120-V or 240-V supply when: p! n" a9 J3 u' B2 p3 |8 {. H
tested in accordance with 33.3 ± 33.8 shall not be more than:
y. A- H& E$ z' m+ E) Q2 s9 Q0 q' f+ \* z/ Z2 L
b) 0.5 mA for a grounded (3-wire) appliance that is easily carried or conveyed by hand. {- U( Y- u7 |. v1 T2 v
* K3 D. Y6 R( w. c& e8 x) w那么具体IEC该怎样取值????? |
|