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补充楼上:标准里面的100mA,200mA是对于设备的要求,并非判断测试结果的判据。
) v- l0 Q7 a# a在60065里10.3.2有规定; v: z$ h. V/ {0 D4 [/ X7 h5 T
The test voltages shall be obtained from a suitable source so designed that, when the output TERMINALS are
. z# V; E4 S) ^ D4 G! M) N! ashort-circuited after the test voltage has been adjusted to the appropriate level, the output current is at
/ p) W! _! C6 ]# Ileast 200 mA.
: m4 D( g, f2 n" s/ b8 |An over-current device shall not trip when the output current is less than 100 mA.
$ B$ C# ?; Z7 ?. d* e# H: x试验电压应该由合适的电源提供,该电源的设计应保证当试验电压调节到相应的等级后,短路输出端子时,输出电流至少为200 mA.0 ?1 o5 F7 c( S& W1 A0 r% K
当输出电流小于100mA时,过流装置不应该打开。0 I4 d' i' u+ D4 O8 a8 v
6 U% `) D* P( w1 ~所以一般来说,如果是65的规章,耐压测试机不能直接接到市电上, 必需用隔离变压器的source提供power. |
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