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YHL7
          高分断小型断路器 /High-Breaking Miniature Circuit Breaker




          正常工作条件 /Normal Working Conditions

          ● 周围空气温度:上限值不超过 +40℃,下限不低于 -5℃,24h 平均值不超过 +35℃;
          ● 安装地点:海拔高度不超过 2000m;
          ● 大气条件:相对湿度在周围最高温度 +40℃时不超过 50%,在较低温度下可以有较高的相对湿度,最湿月平均最大相对湿度不超过 90%, 同时该月的平
          均温度不超过 +25℃ , 并考虑到温度变化发生在产品表面上的凝露;
          ● 污染等级:2 级;
          ● 安装类别:Ⅱ、Ⅲ类;
          ● 断路器采用 TH35-7.5 标准导轨安装,断路器一般应垂直安装,手柄向上为接通电流位置;
          ● 安装处应无显著冲击和振动。
          ● Ambient air temperature: the upper limit does not exceed +40℃ , the lower limit is not lower than -5℃ ,and the average value of 24 h does not exceed +35℃;
          ● Installation location: The altitude does not exceed 2000m;
          ● Atmospheric conditions: The relative humidity does not exceed 50% at the highest temperature around +40 ℃ . It can have a higher relative humidity
          at lower temperatures. The maximum relative humidity of the wettest month does not exceed 90%, and the average temperature of the month. Does not
          exceed +25 ℃ , and takes into account the condensation of temperature changes on the surface of the product;
          ● Pollution level: Level 2;
          ● Installation category: Class II and III;
          ● The circuit breaker is installed by TH35-7.5 standard rail. The circuit breaker should be installed vertically and the handle is up to the current position;
          ● There should be no significant shock or vibration at the installation.


          主要技术参数 /The Main Technical Parameters

                                                                                                  瞬时脱扣器的型式
                                                                                                  和脱扣电流范围
                                                             额定运行短
                                    额定电流          额定极限短路      路分断能                  寿命(次)            Type of
                     额定电压      Rated current (In) (A)  分断能力   力 Rated    极数       Lifetime (times)  instantaneous
           壳架等级       Rated                       Rated limit   operating   Number of                release
           Shelf rank  voltage                    short-circuit   short-circuit   poles          Trip current range
                        (Ue)                       breaking   breaking
                                                 capacity(Icn)                   机槭寿命    电寿命
                                 C型       D型                capacity(Ics)               Electrical   C型   D型
                                                                                Maple life
                                                                                           life
                              1、2、4、6  1、2、4、                             1P
                              10、16 20、 6 10、16、                          2P
           63                                      10000A     7500A              20000    8000   5~10In  10~20In
                       50Hz    25 32、40   20、25、                          3P
                       230/     50、63    32、40                            4P
                       400V
                                                                       1P、2P、
           80                    80        80       6000A     6000A   3P、3P+N、
                                                                          4P


          外形尺寸及安装尺寸 /Dimensions And Installation Dimensions(mm)



                     1            1               1                 1













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