6SL3352-3AG32-2AC0

6SL3352-3AG32-2AC0

6SL3352-3AG32-2AC0

变压器由铁芯（或磁芯）和线圈组成，线圈有两个或两个以上的绕组，其中接电源的绕组叫初级线圈，其余的绕组叫次级线圈。它可以变换交流电压、电流和阻抗。简单的铁心变压器由一个软磁材料做成的铁心及套在铁心上的两个匝数不等的线圈构成。

铁心的作用是加强两个线圈间的磁耦合。为了减少铁内涡流和磁滞损耗，铁心由涂漆的硅钢片叠压而成;两个线圈之间没有电的联系，线圈由绝缘铜线（或铝线）绕成。一个线圈接交流电源称为初级线圈（或原线圈），另一个线圈接用电器称为次级线圈（或副线圈）。

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