ZN28-12系列真空断路器为额定电压12kV,三相交流50Hz的高压户内开关设备。产品符合GB1984-89标准,该产品总体结构为开关本体与操作机构一体安装或开关本体与操作机构分离安装两种式。一、产品简介:ZN28-12T/630-20 ZN28-12T/630-25 ZN28-12T/1250-25 ZN28-12T/1250-31.5 ZN28-12T/1600-31.5 ZN28-12T/2000-31.5 ZN28-12T/2500-40 ZN28-12T/3150-40 ZN28-12D/630-20 ZN28-12D/630-25 ZN28-12D/1250-25 ZN28-12D/1250-31.5 ZN28-12D/1600-31.5 ZN28-12D/2000-31.5 ZN28-12D/2500-40 ZN28-12D/3150-40 一体式结构 |