功率方向1(2)1段延時:該定值指定1段延時時間。對于同步電機(jī)的反向功率或是低正向功率應(yīng)用，典型的應(yīng)用是1段用于報(bào)警，2段用于跳閘。定值組菜單最多可以控制元件組定值菜單下六個定值組的激活與否。面板.上的定值應(yīng)用中燈(不閃爍的燈)指示哪–個激活的組是運(yùn)行中的。定I組閉鎖定值當(dāng)靈活邏輯參數(shù)設(shè)為“接通”時，阻止改變激活的定值組。這一點(diǎn)在一定情況下是有用的，如想要在某一情況下改變定值，如斷路器正在打開的過程中。

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