An arrangement for supplying electric power to a load through a filter bus, the arrangement comprising • at least two Voltage Source Converters connected in parallel to said filter bus through an inductor each and configured to share said load, and • for each said converter, a control unit configured to regulate the voltage of the filter bus while maintaining dynamic control of the current from the converter, each said control unit comprising a) first means configured to produce two perpendicularly-intersecting filter bus voltage vectors ( v fx, v fy) from said filter bus voltage ( v f), b) second means configured to produce a filter bus voltage reference vector v fx ∗ v fy ∗ for each of said two filter bus voltage vectors, c) third means configured to sum each said filter bus voltage vector ( v fx, v fy) and the filter bus voltage reference vector v fx ∗ v fy ∗ associated therewith, d) a regulator connected to receive the result of the summing of said third means so as to produce a current reference vector i kx − Un lim ∗ i ky − Un lim ∗ for each said filter bus voltage vector ( v fx, v fy), and e) fourth means configured to involve current control in the control of said converter based on said current reference vectors for obtaining two vectors ( i kx, i ky) of the current from said converter perpendicularly-intersecting each other, wherein said control unit also comprises fifth means configured to multiply each said current vector ( i kx, i ky) or current reference vector i kx − Un lim ∗ i kx − Un lim ∗ i kx ∗ i ky ∗ with a droop coefficient ( D pri) common to all said current vectors or current reference vectors and send the result of this multiplication to said third means for subtracting this result from the respective filter bus voltage reference vector v fx ∗ v fy ∗, characterized in that each said control unit for the respective converter further comprises seventh means configured to send a feed-forward signal representing the load current to eighth means configured to sum an output signal from said regulator so as to produce said current reference vector for each said filter bus voltage vector ( v fx, v fy). • at least two Voltage Source Converters connected in parallel to said filter bus through an inductor each and configured to share said load, and • for each said converter, a control unit configured to regulate the voltage of the filter bus while maintaining dynamic control of the current from the converter, each said control unit comprising a) first means configured to produce two perpendicularly-intersecting filter bus voltage vectors ( v fx, v fy) from said filter bus voltage ( v f), b) second means configured to produce a filter bus voltage reference vector v fx ∗ v fy ∗ for each of said two filter bus voltage vectors, c) third means configured to sum each said filter bus voltage vector ( v fx, v fy) and the filter bus voltage reference vector v fx ∗ v fy ∗ associated therewith, d) a regulator connected to receive the result of the summing of said third means so as to produce a current reference vector i kx − Un lim ∗ i ky − Un lim ∗ for each said filter bus voltage vector ( v fx, v fy), and e) fourth means configured to involve current control in the control of said converter based on said current reference vectors for obtaining two vectors ( i kx, i ky) of the current from said converter perpendicularly-intersecting each other, a) first means configured to produce two perpendicularly-intersecting filter bus voltage vectors ( v fx, v fy) from said filter bus voltage ( v f), b) second means configured to produce a filter bus voltage reference vector v fx ∗ v fy ∗ for each of said two filter bus voltage vectors, c) third means configured to sum each said filter bus voltage vector ( v fx, v fy) and the filter bus voltage reference vector v fx ∗ v fy ∗ associated therewith, d) a regulator connected to receive the result of the summing of said third means so as to produce a current reference vector i kx − Un lim ∗ i ky − Un lim ∗ for each said filter bus voltage vector ( v fx, v fy), and e) fourth means configured to involve current control in the control of said converter based on said current reference vectors for obtaining two vectors ( i kx, i ky) of the current from said converter perpendicularly-intersecting each other,