Power converter comprising: - an AC input terminal (ACin); - a neutral terminal; - an AC output terminal (ACout); - an AC/DC converter circuit connected between the AC input terminal (ACin), a positive DC terminal, and a negative DC terminal; - a DC capacitor connected between the positive DC terminal and the negative DC terminal; - a DC/AC converter circuit connected between the positive DC terminal, the negative DC terminal, the AC output terminal (ACout) and the neutral terminal; - an auxiliary converter circuit connected between the positive DC terminal, the negative DC terminal and the neutral terminal; wherein: - the power converter further comprises a line frequency commutated neutral circuit connected between the positive DC terminal, the negative DC terminal and the neutral terminal; and - the auxiliary converter circuit comprises a first switching device (S40a) and a second switching device (S40b) in a half-bridge configuration; and - the auxiliary converter circuit further comprises an auxiliary capacitor and an auxiliary inductor, where: - the first switching device (S40a) is connected between the positive DC terminal and an auxiliary circuit node; - the second switching device (S40b) is connected between the auxiliary circuit node and the negative DC terminal; - the auxiliary capacitor is connected between the negative DC terminal and the neutral terminal; - the auxiliary inductor is connected between the auxiliary circuit node and the neutral terminal; and - the auxiliary inductor and the auxiliary capacitor are configured as a low pass filter for effectively filtering the switching frequency measurable at the auxiliary circuit node, and wherein the power converter is configured to switch the auxiliary circuit only during a short time period around the zero crossings of an AC line voltage supplied to the AC input terminal (ACin) to thereby allow for a limited phase shift of AC output of the power converter with respect to the line frequency. - an AC input terminal (ACin); - a neutral terminal; - an AC output terminal (ACout); - an AC/DC converter circuit connected between the AC input terminal (ACin), a positive DC terminal, and a negative DC terminal; - a DC capacitor connected between the positive DC terminal and the negative DC terminal; - a DC/AC converter circuit connected between the positive DC terminal, the negative DC terminal, the AC output terminal (ACout) and the neutral terminal; - an auxiliary converter circuit connected between the positive DC terminal, the negative DC terminal and the neutral terminal; - the power converter further comprises a line frequency commutated neutral circuit connected between the positive DC terminal, the negative DC terminal and the neutral terminal; and - the auxiliary converter circuit comprises a first switching device (S40a) and a second switching device (S40b) in a half-bridge configuration; and - the auxiliary converter circuit further comprises an auxiliary capacitor and an auxiliary inductor, where: - the first switching device (S40a) is connected between the positive DC terminal and an auxiliary circuit node; - the second switching device (S40b) is connected between the auxiliary circuit node and the negative DC terminal; - the auxiliary capacitor is connected between the negative DC terminal and the neutral terminal; - the auxiliary inductor is connected between the auxiliary circuit node and the neutral terminal; and - the auxiliary inductor and the auxiliary capacitor are configured as a low pass filter for effectively filtering the switching frequency measurable at the auxiliary circuit node,