Power converter comprising: - an AC input terminal (ACin); - a neutral terminal (N); - an AC output terminal (ACout); - an AC/DC converter circuit connected between the AC input terminal (ACin), a positive DC terminal (DCP), and a negative DC terminal (DCN); - a DC capacitor (C15) connected between the positive DC terminal (DCP) and the negative DC terminal (DCN); - a DC/AC converter circuit connected between the positive DC terminal (DCP), the negative DC terminal (DCN), the AC output terminal (ACout) and the neutral terminal (N); - an auxiliary converter circuit connected between the positive DC terminal (DCP), the negative DC terminal (DCN) and the neutral terminal (N); wherein : - the power converter further comprises a line frequency commutated neutral circuit connected between the positive DC terminal (DCP), the negative DC terminal (DCN) and the neutral terminal (N); 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 (C40) and an auxiliary inductor (L40), where: - the first switching device (S40a) is connected between the positive DC terminal (DCP) and an auxiliary circuit node (N40); - the second switching device (S40b) is connected between the auxiliary circuit node (N40) and the negative DC terminal (DCN); - the auxiliary capacitor (C40) is connected between the negative DC terminal (DCN) and the neutral terminal (N); - the auxiliary inductor (L40) is connected between the auxiliary circuit node (N40) and the neutral terminal (N); and - the auxiliary inductor (L40) and the auxiliary capacitor (C40) are configured as a low pass filter for effectively filtering the switching frequency measurable at the auxiliary circuit node (N40), 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 (N); - an AC output terminal (ACout); - an AC/DC converter circuit connected between the AC input terminal (ACin), a positive DC terminal (DCP), and a negative DC terminal (DCN); - a DC capacitor (C15) connected between the positive DC terminal (DCP) and the negative DC terminal (DCN); - a DC/AC converter circuit connected between the positive DC terminal (DCP), the negative DC terminal (DCN), the AC output terminal (ACout) and the neutral terminal (N); - an auxiliary converter circuit connected between the positive DC terminal (DCP), the negative DC terminal (DCN) and the neutral terminal (N); - the power converter further comprises a line frequency commutated neutral circuit connected between the positive DC terminal (DCP), the negative DC terminal (DCN) and the neutral terminal (N); 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 (C40) and an auxiliary inductor (L40), where: - the first switching device (S40a) is connected between the positive DC terminal (DCP) and an auxiliary circuit node (N40); - the second switching device (S40b) is connected between the auxiliary circuit node (N40) and the negative DC terminal (DCN); - the auxiliary capacitor (C40) is connected between the negative DC terminal (DCN) and the neutral terminal (N); - the auxiliary inductor (L40) is connected between the auxiliary circuit node (N40) and the neutral terminal (N); and - the auxiliary inductor (L40) and the auxiliary capacitor (C40) are configured as a low pass filter for effectively filtering the switching frequency measurable at the auxiliary circuit node (N40), <EOS>