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查IEC60335-1 2010附录3 j8 h0 H. H5 P$ C+ A
“A.2 Electric strength test 1 K( m% S! {# i
The insulation of the appliance is subjected to a voltage of substantially sinusoidal waveform
' S% [, T. s3 Bhaving a frequency of approximately 50 Hz or 60 Hz for 1 s. The value of the test voltage and
& {# t: [) @2 n3 O, }the points of application are shown in Table A.1.”0 N- Q2 ~0 ~4 G! K
r+ u `: f+ @/ `8 `; G“Table A.1.””
5 R! G. ^# R9 c4 J, w- O1 }, [>150V时% S; W9 k- |& `6 h
基本绝缘 1000V
- U. w" F9 K( f' M4 b双重,加强绝缘2500V8 d$ |) Q, N+ j/ e; {& z3 N& K' {
l$ ?2 @) p( I. T- S& Z- w
对于设定电流没直接明确说法。2 S1 y! A/ W& g, W, l8 g8 t
只写着,' M& d0 `! ^2 N6 Z* {; Y8 v( p
“No breakdown shall occur. Breakdown is assumed to occur when the current in the test circuit
6 ~4 e5 `3 |) yexceeds 5 mA. However, this limit may be increased up to 30 mA for appliances with a high 0 n/ C$ _8 ~9 B0 n
leakage current. ”
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v$ B' ^. X. ]( G: S( e+ K: |再查UL1026 2007的31章4 E6 x6 c, L4 T9 @3 h/ G: m
33 leakage current tests
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The leakage current of a cord-connected appliance rated for a nominal 120-V or 240-V supply when4 T, {+ A( [. x8 G# Y5 H& o
tested in accordance with 33.3 ± 33.8 shall not be more than:
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b) 0.5 mA for a grounded (3-wire) appliance that is easily carried or conveyed by hand% p2 e+ a2 l" g G$ E9 O
5 e/ B1 g9 v# u* D那么具体IEC该怎样取值????? |
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