额定电压:12kVRated Voltage:12kV额定电流:1250A.3150ARated Current:1250A.3150A额定短路开断电流:31.5kARated Short Break Current:31.5kA额定短路关合电流:8OkARated Short Making Current:80kA机械寿命:10000次Mechenical Life:10000