Page 33 - SACE Tmax XT - Technical Catalogue
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INSTALL ATION                                                                    1/29
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          Trip curves for motor protection

          XT1 125 MA In=3.2...6.3A                            XT1 125 MA In=16...125A


            t [s]                                               t [s]
          10 4                                                10 4


          10 3                                                10 3


          10 2                        Overload limit          10 2                        Overload limit


          10                                                   10


           1                                                   1


          10 -1                                               10 -1


          10 -2                                               10 -2
            10 -1         1            10           10 2        10 -1         1             10           10 2
                                                    x I 1                                                x I 1




          XT2 160 MF/MA In=1...160A                           XT3 250 MA In=100...250A


            t [s]                                               t [s]
          10 4                                                10  4


          10 3                                                10  3


          10 2                                                10  2                       Overload limit
                                      Overload limit

          10                                                   10


           1                                  I 3 =14xIn       1
                                              (In=1...12.5A)
                                              I 3 =6...14xIn                                     I 3 =6...12xIn
          10 -1                               (In=20...160A)  10  -1


          10 -2                                               10  -2
            10 -1         1            10           10 2        10  -1        1             10           10  2
                                                    x I 1                                                x I 1
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