A.穩(wěn)定的脫扣力 B.脫扣力要小 C.動(dòng)作時(shí)間盡可能短 D.耐機(jī)械振動(dòng)和沖擊
A.90° B.180° C.270° D.360°
A.≥125mm(對(duì)12kV) B.≥360mm(對(duì)40.5kV) C.≥120mm(對(duì)12kV) D.≥300mm(對(duì)40.5kV)