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FZBW-24(12)/0.4 户外装配式变电站 ( 欧式 )                                                           3
                                                                                                     مอ׈৯
          Outdoor assembled substation (European)                                                    '"5&/( 108&3



          VGF-24(12) 真空断路器技术参数 Vacuum circuit breaker technical parameters

           序号                      项目 project             单位                    数值 Numerical value
           Serial number                                  unit
           1                   额定电压 Rated voltage          kV                         12
           2                  额定频率 Rated frequency         Hz                         50
                                                                             630、1250、1600        1250、1600
           3                   额定电流 Rated current          A     630、1250
                                                                             2000、2500、3150     2000、2500、3150
                                 额定短路开断电流
           4                                               kA       25            31.5               40
                          Rated short-circuit breaking current
           5          额定短路关合电流 Rated short circuit closing current  kA  63         80                100
                         额定短时耐受电流(热稳定电流)/ 持续时间
           6         Rated short-time withstand current (thermally stable   kA/s  25/4  31.5/4       40/4
                                 current) / duration
                            额定峰值耐受电流(动稳定电流)
           7           Rated peak withstand current (dynamic steady   kA  63       80                100
                                    current)
                              额定短路开断电流开断次数
           8                                             次Times                       30
                     Rated short-circuit breaking current breaking times
                           额定 1min 工频耐受电压(有效值)
           9           Rated 1min power frequency withstand voltage   kV              42
                                    (RMS)
                             额定雷电冲击耐受电压(峰值)
           10                                              kV                         75
                      Rated lightning impulse withstand voltage (peak)
                           额定单个/背对背电容器组开断电流
                                                                              630/400(40kA 为 800/400)
           11        Rated single / back to back capacitor bank breaking   A  630/400 (800/400 for 40kA)
                                    current
                                                                               12.5( 频率不大于 1000Hz)
           12           额定电容器组关合涌流 Rated capacitor bank    kA
                                                                         12.5 (frequency is not more than 1000Hz)
                                                                              分 -0.3s- 合 分 -180s- 合 分
           13            额定操作顺序 Rated operation sequence
                                                                        Minus -0.3s - combined - 180s - combined
           14              触头开距 Contact opening distance  mm                         11±1
                             超行程(触头弹簧压缩长度)
           15                                             mm                        3.2±0.5
                       Overtravel (contact spring compression length)
           16          触头合闸弹跳时间 Contact closing bounce time  ms                       ≤2
                                三相分,合闸不同期性
           17                                              ms                         ≤2
                      Three-phase points, closing for different periods
           18             平均分闸速度 Average opening speed    m/s                       0.9 ~ 12
           19             平均合闭速度 Average closing speed    m/s                       0.5 ~ 0.8
           20            分阐时间(额定电压)Time (rated voltage)    ms                       20 ~ 60
           21         合闸时向(额定电压)When closing (rated voltage)  ms                    35 ~ 70
                             动,静触头允许磨损积累厚度
           22            Dynamic and static contacts allow wear to   mm                3
                               accumulate thickness
           23          主导电回路电阻 Main conductive loop resistance  μΩ  ≤ 50(630A)  ≤ 45(1250A)    ≤ 35(1600AC 以上)
           24                  机械寿命 Mechanical life      次Times                      20000
                             额定电流开断次数(电寿命)
           25                                            次Times                      20000
                        Rated current breaking times (electrical life)
                                 控制单元工作电压
           26                                              V                       ≌ 220/110
                        Rated current breaking times (electrical life)
                                                                 固定式 100
                                                                Stationary 100  130(1600 ~ 2000A)  150(2500 ~ 3150A)
           27               断路器重量 Circuit breaker weight   kg
                                                                 手车式 135
                                                                Handcart 135  155(1600 ~ 2000A)  175(2500 ~ 3150A)



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