|
UL1310的泄漏电流和其它标准要求的不同(如测量位置,测量网络), 测量位置应该有4点:8 N1 d! m k3 b8 U+ a
(a) between exposed conductive surfaces and the grounded pole of the supply circuit." y2 K3 ?- i6 J* l
7 `$ x3 [# }3 g# W. B) V* ~(b) between output circuits and the grounded pole of the supply circuit.$ }- g8 S' _! i7 k1 [
+ D9 t( X, a& d) g' {& v5 E(c) between output circuits and exposed conductive surfaces.8 r9 Z; E! o1 O' }: V4 E
! I6 a. `! ^) y9 ^. `' L6 ]: A(d) with output circuits conductively connected to exposed conductive surfaces, between output circuits/exposed conductive surfaces and the grounded pole of the supply circuit.
7 @6 f I4 Y% L. V
L4 X W, x6 _1 e+ c+ ~如果你的电源产品初次之间没有跨接电阻或电容, 那么测出来的值应该很小,可能就是0.05mA左右. |
|