A.0.5mB.1.0mC.1.5mD.2.0m
A.900mm B.1000mm C.1100mm D.1200mm
A.關(guān)斷能力試驗 B.短時耐受電流試驗 C.開關(guān)絕緣試驗 D.漏氣及含水率試驗