公开(公告)号：EP3979483A1

公开(公告)日：2022-04-06

申请号：EP20200063.4

申请日：2020-10-05

申请人： Hitachi Energy Switzerland AG

发明人： Alves, Roberto ,  Bakas, Panagiotis ,  Svensson, Jan ,  Nawaz, Muhammad ,  Mousavi, Seyed Ali ,  Johannesson, Daniel ,  Steimer, Peter

IPC分类号： H02M5/12 ,  H02M5/257 ,  H02M5/293 ,  H02P13/06

摘要： A transformer arrangement (10) comprises a first and a second arrangement side (11, 12) and a transformer (13) with first windings (14) coupled to the first arrangement side (11) and with second windings (15) having a first to a fourth tap (17 to 20). The transformer arrangement (10) comprises a converter (22) coupling the first, second and third tap (17 to 19) to the second arrangement side (12), a first filter circuit (34) coupling the first tap (17) to the third tap (19) and a second filter circuit (35) coupling the third tap (19) to the second tap (18).