设为首页加入收藏
国际站登录注册帮助

ZN28-12断路器、ZN28真空断路器


ZN28-12断路器、ZN28真空断路器

价 格:5000.00

产 地:温州

厂 家:乐清市旭开电气有限公司

浏览量:3505

成交量:0

发布日期:2011/8/30 15:35:25


详细信息

1.产品名称:ZN28-12/630A-20一体式高压真空断路器 2.产品单位:台  3.产品状态:库存(100)台 4. 产品类别:电工电气→高压电气→高压断路器                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        产品简称:ZN28真空断路器、ZN28-12高压真空断路器、ZN28-12断路器、ZN28断路器、ZN28真空断路器、ZN28高压真空断路器  
      序号                     名称                              单位                              数据

       1                    (额定电压)                       (千伏)                             12
       2                    (额定电流)                       ( 安 )    630,100,1250 1250,1600 1250,1600,2000,2500 1600,2500,3150
       3                   额定短路开断电流                    ( KA )                          20 25 31.5 40
       4                 额定短路开合电流(峰值)              ( KA )                          50 63 80 100
       5                  额定峰值耐受电流                     ( KA )                          50 63 80 100
       6                 4S额定短时耐受电流                    ( KA )                          20 25 31.5 40
       7        额定绝缘水平工频耐压(额定开断前后)           (千伏)                           42(断口48)
                      冲击耐压(额定开断前后)                                                    75(断口84)
       8                     额定操作顺序                                                 分-0.5S-合分-180 S-合分 
       9                      机械寿命                            次                                 10000
       10              额定短路开断电流开断次数                   次                                 30 20
       11              操动机构额定合闸电压(直流)               伏                             110,220 220
       12              操动机构额定合闸电流(直流)               安                                 71 128
       13              操动机构额定分闸电压(直流)               伏                                 110,220
       14              操动机构额定分闸电流(直流)               安                                 3.0,1.5
       15              触头开距                                   mm                                 11加减1
       16              超行程(触头弹簧压缩长度)                 mm                                 4加减1
       17              三相分、合闸不同期性                       ms                                 小于或等于2
       18              触头合闸弹跳时间                           ms                                 小于或等于2
       19          平均分闸速度(不包括油缓冲器)                                                 m除以s 1.2加减0.3
       20              平均合闸速度                                                               m除以s 0.6加减0.2
       21              分闸时间最高操作电压下                     s                               小于或等于0.06
                               最低操作电压下                                                    小于或等于0.08
       22                  合闸时间                              s                               小于或等于0.2
       23           各相主回路电阻                                                      μΩ 小于或等于40 小于或等于20
       24           动静触头允许磨擦累积厚度                    mm                                      3
       25            油缓冲器缓冲行程                             mm                                     10
     ZN28-12型真空断路器为额定电压12千伏,三相交流50Hz的高压户内开关设备。产品符合国标1984-89标准,产品总体结构为开关本体与操作机构
①体安装或开关本体与操作机构分离安装两种形式。①体式结构即为ZN28-12基本型;分体式结构为ZN28安-12型,适应于各种固定式开关柜,如GG-1安(Z)XGN2安10(Z)等。 该断路器可配用CD17、CD10安型直流电磁操动机构和CT17、CT19型弹簧储能式操动机构. 技术参数质量①流,价格①流,服务①流  旭开电气专业打造

其他产品