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XGN2-12 箱型固定式金属封闭开关设备
          Box type fixed
          metal enclosed switchgear


          型号含义 / Model meaning

          X   G   N    2   -   12     Z

                                真空断路器 Vacuum circuit breaker
                                额定电压 Rated voltage (kV)
                                设计序号 Design Number
                                户内 Indoor
                                固定式 Fixed
                                箱式 Box type



          使用条件 / Conditions of Use

          ● 周围空气温度:-15℃ ~+40℃;
          ● 海拔高度:1000m 及以下;
          ● 湿度:日平均值不大于 95%,水蒸气压力日平均值不超 2.2KPA; 月平均值不大于 90%,水蒸气压力月平均值不超 1.8KPA;
          ● 地震强度:不超过 8 级;
          ● 没有腐蚀性或可燃性气体等明显污染的场所。
          注:有特殊要求可与本公司协商解决
          ● Ambient air temperature: -15℃ ~ +40 ℃ ;
          ● Altitude: 1000m and below;
          ● Humidity: the daily average value is not more than 95%, the daily average value of water vapor pressure does not exceed 2.2KPA; the
            monthly average value is not more than 90%, and the monthly average value of water vapor pressure does not exceed 1.8KPA;
          ● Earthquake intensity: no more than 8 levels;
          ● There is no obvious pollution such as corrosive or flammable gas.
          Note: There are special requirements to be resolved in consultation with the company.


          技术参数 / Technical Parameters

           项目 Project                                          单位 Unit               参数 Parameter
           额定电压 Rated voltage                                    kV                   3.6、7.2、12
           额定电流 Rated current                                     A                    630~3150
           额定短路开断电流 Rated short-circuit breaking current         kA                 20、25、31.5、40

           额定短路关合电流(峰值) Rated short circuit closing current (peak)  kA               50、63、80、100
           额定耐受电流(峰值)Rated withstand current (peak)              kA                  50、63、80、100
           额定短时耐受电流 Rated short-time withstand current           kA                 20、25、31.5、40
                      1min工频耐受电压    极间、极对地间 Interpolar and polar  kV                   24、32、42
                      Power frequency
           额定绝缘水平
           Rated      withstand voltage  断口间 Fracture room       kV                    24、32、48
           insulation  雷电冲击耐受电压     极间、极对地间 Interpolar and polar  kV                   40、60、75
           level      Lightning impulse
                      withstand voltage  断口间Fracture room        kV                    46、70、85

           防护等级 Protection level                                                         IP2X
                                                                                  单母线分段及单母线带旁路
           主接线型式 Main wiring type
                                                                       Single busbar segmentation and single busbar bypass
           操作机构方式  Operating mechanism                                   电磁,弹簧储能 Electromagnetic, spring energy storage
           外线尺寸(宽×深×高)Outside line size (width × depth × height)  mm       1100×1200×2650(一般型 General type)
           重量 weight                                             kg                      ≈700

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