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查IEC60335-1 2010附录* ^) z% j& f5 P# p0 K/ M: i
“A.2 Electric strength test $ B0 n/ u9 H6 {' p5 S. ]) l6 ~% P
The insulation of the appliance is subjected to a voltage of substantially sinusoidal waveform
3 [& k# M0 U* t; lhaving a frequency of approximately 50 Hz or 60 Hz for 1 s. The value of the test voltage and 0 H& }7 ~& D5 p, J
the points of application are shown in Table A.1.”
3 ?+ U7 E, I, }0 R& y) u$ I s" \: q4 }) Q/ @) z0 Y( S
“Table A.1.””6 \9 G& J: h! U" u- Y$ p
>150V时: o$ \! V; k3 W7 N2 e& M" G6 `9 a
基本绝缘 1000V+ g+ q' [' A. n6 h7 J7 Y9 Y
双重，加强绝缘2500V% ~. A# Q9 o3 h+ q8 R
+ p A2 A: c- ~6 [# h) S( {
对于设定电流没直接明确说法。' g. }; D: \9 i
只写着，
# ~- W" i: q0 n. s( M7 h“No breakdown shall occur. Breakdown is assumed to occur when the current in the test circuit
- d" c+ q) P2 Y" F( g8 _& C" J% Wexceeds 5 mA. However, this limit may be increased up to 30 mA for appliances with a high
& \8 d/ z/ h3 Q! z4 Aleakage current. ” g4 ?8 B1 u+ \: W
. ` F4 m- f3 M再查UL1026 2007的31章
7 ^6 f/ \9 I& [33 leakage current tests
' }% q7 u: `4 Y: |: M' A4 b4 y$ T/ m* u
The leakage current of a cord-connected appliance rated for a nominal 120-V or 240-V supply when
, ^) j3 T. |* Y0 `5 Ntested in accordance with 33.3 ± 33.8 shall not be more than:
5 Y( y* L9 z! ?3 Z2 M/ h ?0 A6 h
b) 0.5 mA for a grounded (3-wire) appliance that is easily carried or conveyed by hand
( u5 Q- F E K% S. A
: G4 E, Q' L `2 b7 G, ]那么具体IEC该怎样取值？？？？？ |
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发表于 2011-2-28 23:58
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