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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:: s6 t+ k, |6 V: k0 Q
(a) between exposed conductive surfaces and the grounded pole of the supply circuit.+ V/ x2 f+ ]* k3 y, J
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(b) between output circuits and the grounded pole of the supply circuit.
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(c) between output circuits and exposed conductive surfaces./ W- `( S7 O, P" e% j4 I
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(d) with output circuits conductively connected to exposed conductive surfaces, between output circuits/exposed conductive surfaces and the grounded pole of the supply circuit.
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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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