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根据标准60950 1.6.2
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1 y. p" ]3 \: M9 q, D% k+ d1 p3 BIn each case, the readings are taken when the input current has stabilized. If the current varies: n$ d4 e+ E8 i* k1 t; R) v' V9 {5 Y
during the normal operating cycle, the steady-state current is taken as the mean indication of
$ V+ w0 Z: n( k- Q3 ]the value, measured on a recording r.m.s. ammeter, during a representative period.
$ q( E0 x6 d* w; X0 Z(在每种情况下,待输入电流达到稳定时进行读数。如果该电流在正常工作周期内是变化的, 当在一段有代表性的时间内,根据在记录有效值的电流表上所测得的电流值的平均指示,读取稳态电流。) |
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