In a converter for converting energy from a generator to a power network, wherein the converter comprises multiple power modules, wherein each power module includes at least two power cells and a transformer for connecting the power cells to the power network, wherein each power cell includes a phase input, a phase output, a transformer output connected to the transformer, a rectifier circuit and an inverter, the transformer (T) of a power module (4.1, ..., 4.n) includes one generator-side winding (10) for each of the power cells (5) and exactly one common grid-side winding (9) for balancing an energy flow through the power cells (5) of a power module (4.1, ..., 4.n).
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