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型号含义 | Meaning Of Model                                                  LSF2

            LS  F   2  - □                                                          火灾监控专用剩余电流互感器
                                                                                    Special residual current transformer for fire monitoring





                                         内孔直径 /Diameter of inner hole
                                         设计序号 /Design Number
                                         外形结构 /Outline structure
                                         剩余电流互感器 Residual current transformer



           技术参数表 | Technical Data Form

            额定一次电流 Rated primary current           1A            耐压强度  Compressive strength       AC 3kv/min

            额定二次电流 Rated second current         0.5mA.1mA         绝缘电阻  insulation resistance   DC 500V/100mΩ

            准确级 Accuracy level                   0.2,0.5         连续热电流 Continuous hot current        2A

            工作频率 working frequency              50-400Hz          工作温度  working temperature       -15℃ -50℃



           外形及安装尺寸 | Overall Dimension Drawing(mm)











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                         参考相电流(A)               外形尺寸(mm)Outline size
            规格型号 Type
                         Reference phase current (A)  A   B        C         D        E         F        G
            LSF2-1030    ≤ 100                  155       63       105       30       148       5        28
            LSF2-1435    ≤ 225                  205       75       145       35       198       5        28

            LSF2-1835    ≤ 400                  245       75       184       35       238       5        28
            LSF2-2250    ≤ 630                  295       95       229       50       288       5        28

            LSF2-3160    ≤ 1250                 388       110      318       60       381       5        28



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