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型号含义 | Meaning Of Model                                                  LSF1

            LS  F   1  - □                                                          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)  Φ  A       B       C       D        E       F       G
            LSF1-1025    ≤ 100                  6        100     25      125     53       19      150     140

            LSF1-1434    ≤ 225                  5        140     34      172     71       24      202     186

            LSF1-1834    ≤ 400                  6        180     34      215     71       24      245     230
            LSF1-2247    ≤ 630                  6        220     47      250     85       24      280     265

            LSF1-2647    ≤ 800                  6        260     47      293     85       24      325     308





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