Electrical converter for conversion between a three-phase AC signal and a DC signal, comprising: three phase terminals (A, B, C), a first DC terminal and a second DC terminal, a phase selector for connecting the three phase terminals to a first intermediate node (x), a second intermediate node (y) and a third intermediate node (z) of the electrical converter, a first buck circuit comprising a first switch-node terminal (p) that is operably connected to the first DC terminal and a second buck circuit comprising a second switch-node terminal (n) that is operably connected to the second DC terminal, wherein the first and the second buck circuits are connected for converting a voltage at the first intermediate node (x), the second intermediate node (y) and the third intermediate node (z) to a voltage between the first and second DC terminal (P, N), wherein the first and the second buck circuits are connected in series between the first intermediate node (x) and the second intermediate node (y) such that there is a common node (m) of the first and second buck circuit, wherein the first and second buck circuit comprise at least one actively switchable device connected between the common node and the third intermediate node, characterised in that the first buck circuit is configured for allowing connecting the first switch-node terminal (p) to any one of the first intermediate node (x), the third intermediate node (z), and the common node (m), and in that the second buck circuit is configured for allowing connecting the second switch-node terminal (n) to any one of the second intermediate node (y), the third intermediate node (z), and the common node (m). three phase terminals (A, B, C), a first DC terminal and a second DC terminal, a phase selector for connecting the three phase terminals to a first intermediate node (x), a second intermediate node (y) and a third intermediate node (z) of the electrical converter, a first buck circuit comprising a first switch-node terminal (p) that is operably connected to the first DC terminal and a second buck circuit comprising a second switch-node terminal (n) that is operably connected to the second DC terminal, wherein the first and the second buck circuits are connected for converting a voltage at the first intermediate node (x), the second intermediate node (y) and the third intermediate node (z) to a voltage between the first and second DC terminal (P, N), wherein the first and the second buck circuits are connected in series between the first intermediate node (x) and the second intermediate node (y) such that there is a common node (m) of the first and second buck circuit, wherein the first and second buck circuit comprise at least one actively switchable device connected between the common node and the third intermediate node, characterised in that the first buck circuit is configured for allowing connecting the first switch-node terminal (p) to any one of the first intermediate node (x), the third intermediate node (z), and the common node (m), and in that the second buck circuit is configured for allowing connecting the second switch-node terminal (n) to any one of the second intermediate node (y), the third intermediate node (z), and the common node (m).