A.事故=∑(開關(guān)分閘位置)and(與此開關(guān)相關(guān)的保護(hù)跳閘信號(hào))
B.事故=∑(開關(guān)合閘位置).and.(此開關(guān)對(duì)應(yīng)重合閘動(dòng)作信號(hào))
C.事故=[∑(開關(guān)分閘位置)and(與此開關(guān)相關(guān)的保護(hù)跳閘信號(hào))]or[∑(開關(guān)合閘位置)and(此開關(guān)對(duì)應(yīng)重合閘動(dòng)作信號(hào))]
D.事故=[∑(開關(guān)合閘位置)and(此開關(guān)對(duì)應(yīng)重合閘動(dòng)作信號(hào))]
A.<=0.5%
B.<=0.2%
C.<=0.1%
D.<=0.01%