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VGZ-12                                                                             模块化智能预制舱式变电站
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                                  真空断路器                                                           专注细节    品质取胜
                                  Vacuum circuit breaker - three - statio disconnector combination of electrical appliances  Focus on the details of quality to win




          技术参数 Technical Parameters

         ■ 额定电压:12kV;                                 ■ Rated voltage: 12kV;
         ■ 额定绝缘水平:                                    ■ Rated insulation level:
              1min 工频耐受电压,相间,相对地 / 隔离断口 42/48kV;           1min power frequency withstand voltage: phase, relative to / isolation fracture 42/48kV ;
                                                                                                                     最新小型柜
              雷电冲击耐受电压:相间,相对地 / 隔离断口 75/85kV;              Lightning impulse withstand voltage: phase, relative / isolated fracture 75/85kV ;
         ■ 额定额率:50Hz;                                 ■ Rated rate: 50Hz ;
         ■ 额定电流:630A,1250A;                           ■ Rated current: 630A, 1250A ;
         ■ 额定短路开断电流:20kA,25kA,31.5kA;                 ■ Rated short circuit breaking current: 20kA, 25kA, 31.5kA ;
         ■ 额定短时耐受电流:20kA,25kA,31.5kA;                 ■ Rated short time withstand current: 20kA, 25kA, 31.5kA ;    GE
         ■ 额定短路关台电流(峰值):50kA,63kA,80kA;               ■ Rated short-circuit current (peak): 50kA, 63kA, 80kA ;       品牌授权柜
         ■ 额定峰值耐受电流:50kA,63kA,80kA;                   ■ Rated peak withstand current: 50kA, 63kA, 80kA ;
         ■ 额定异相接地故障开断电流:1730A,2170A,2740A;            ■ Rated outshift ground fault breaking current: 1730A, 2170A, 2740A ;
         ■ 额定短路持续时间(主回路):4S;                          ■ Rated short circuit duration (main circuit): 4S ;
         ■ 额定操作顺序:0-0.3s-co-180s-co;                  ■ Rated operating sequence: 0-0.3s-co-180s-co ;
                                                                                                                     箱式变电站
         ■ 断路器机械寿命:10000 次;                           ■ Circuit breaker mechanical life: 10000 Times ;
         ■ 隔离开关机械寿命:5000 次;                           ■ Isolation switch mechanical life: 5000 Times ;


         机械特性 Mechanical properties                                                                                  高压开关柜
         ■ 触头开距:10±1mm;                               ■ Contact open distance: 10±1mm ;
         ■ 超行程:3±0.5mm;                               ■ Overtravel: 3±0.5mm ;
         ■ 三相分、合闸不同期性:≤ 2ms;                          ■ Three-phase points, closing different period: ≤ 2ms ;
         ■ 触头合闸弹跳时间:≤ 2ms;                            ■ Contact closure bounce time: ≤ 2ms ;
                                                                                                                     低压开关柜
         ■ 平均分闸速度(前 6mm 平均值):1.1±0.2m/s;              ■ Average opening speed (6mm average): 1.1±0.2m/s ;
         ■ 平均合闸速度(后 6mm 平均值):1.1±0.2m/s;              ■ Average closing speed (6mm average): 1.1±0.2m/s ;
         ■ 合闸时间:30~70ms;                              ■ Closing time: 30~70ms ;
         ■ 分闸时间:20~50ms;                              ■ Opening time: 20~50ms ;
                                                                                                                     电缆分支箱、元件及配电系统
          脱扣器与闭锁电磁铁的技术参数 Technical parameters of the release and latching electromagnets

         ■ 分闸脱扣器 TQ :AC/DC220V  1/2A;                 ■ Trip release TQ: AC/DC220V  1/2A ;
         ■ 合闸脱扣器 HQ:AC/DC110V  1/2A;                  ■ Closing release HQ: AC/DC110V  1/2A ;
         ■ 过流脱扣器 Y7、Y8、Y9:5A;                         ■ Overcurrent release Y7、Y8、Y9: 5A ;
         ■ 闭锁电磁铁 Y1:DC220V/110V  0.77/0.55A;          ■ Latching electromagnets Y1: DC220V/110V  0.77/0.55A ;


         储能电机的技术参数 The technical parameters of energy storage motor

         ■ 额定电压:AC/DC220/110V;                        ■ Rated voltage: AC/DC220/110V ;
         ■ 功率:90W;                                    ■ power: 90W ;                                                 电力总包工程
         ■ 储能时间:≤ 15S;                                ■ Energy storage time: ≤ 15S ;





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