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查IEC60335-1 2010附录$ o: R0 Q+ l8 G/ @ R
“A.2 Electric strength test
. @0 h1 m* K9 r9 ?The insulation of the appliance is subjected to a voltage of substantially sinusoidal waveform
4 s3 c! I3 H+ ^. Jhaving a frequency of approximately 50 Hz or 60 Hz for 1 s. The value of the test voltage and $ p/ X0 T2 T7 H2 V- U
the points of application are shown in Table A.1.”( T. ]( F2 v/ L# ]3 t8 z* [, ^
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“Table A.1.””
8 h( o& S! d! Q. m. y1 g>150V时! T" }( d+ p" @6 G9 B
基本绝缘 1000V( ~) F. F, F! ^6 Y5 ?* C
双重,加强绝缘2500V
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; W4 v% d7 B h8 [; K- j8 H对于设定电流没直接明确说法。
9 I1 L% f# p( u5 z# ~/ L6 x* q只写着,
5 S% \5 ?# F; q“No breakdown shall occur. Breakdown is assumed to occur when the current in the test circuit - @0 o; L* r( K" Y' W, N/ _3 h1 r/ d
exceeds 5 mA. However, this limit may be increased up to 30 mA for appliances with a high
7 b$ }' n: b4 l7 d& Q7 `" n$ ?leakage current. ”
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# o0 k; U8 s$ B8 s# @ f/ J再查UL1026 2007的31章
* B- X8 d( h) U" V5 F a33 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 when
' _6 K% ^+ d, I9 @- B# Ztested in accordance with 33.3 ± 33.8 shall not be more than:0 ^& r0 z1 T) M- _
9 ^5 W/ e6 D5 Q2 h b) 0.5 mA for a grounded (3-wire) appliance that is easily carried or conveyed by hand- M! w3 C9 L6 v( [: u
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那么具体IEC该怎样取值????? |
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