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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:
. a: }" z$ B' v" S(a) between exposed conductive surfaces and the grounded pole of the supply circuit.
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: m- h7 T) N1 n$ x0 B5 b" a9 z(b) between output circuits and the grounded pole of the supply circuit., q8 F4 v) U3 w" X' J* V
. @' x- E8 a8 B5 I) v }* n. B$ ?; r(c) between output circuits and exposed conductive surfaces.) J- f+ C9 e8 C0 n" \
& v+ n' U @/ m+ T# f _(d) with output circuits conductively connected to exposed conductive surfaces, between output circuits/exposed conductive surfaces and the grounded pole of the supply circuit.5 \* F! n0 w6 z1 J" E$ _0 @
) @: c+ F/ G$ Q3 ?) A" ?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. |
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