GN19-12高压隔离开关GN19-10/400AGN19-10C/400AGN19-10/630AGN19-10C/630AGN19-10/1000AGN19-10C/1000AGN19-10/1250AGN19-10C/1250AGN19-10ST/400AGN19-10CST/400AGN19-10ST/630AGN19-10CST/630AGN19-10ST/1000AGN19-10CST/1000AGN19-10ST/1250AGN19-10CST/1250AGN19-10(C)系列户内交流高压隔离开关适用于交流50Hz，额定电压12kV及以下电力系统中，配用型人力操作机构，作为在有电压而无负载情况GN30-10/630A)