An electrical power system connectable to a power grid, comprising: a cluster of electrical power subsystems , each of the electrical power subsystems comprising a power converter electrically coupled to a generator having a generator rotor and a generator stator , each of the electrical power subsystems defining a stator power path and a converter power path for providing power to the power grid, each of the electrical power subsystems further comprising a transformer ; a subsystem breaker configured with each of the electrical power subsystems ; a cluster power path extending from each subsystem breaker for connecting the cluster of electrical power subsystems to the power grid; and a reactive power compensation inverter electrically coupled within the electrical power system , the reactive power compensation inverter operable to increase the reactive power level in the electrical current flowing to the power grid; the electrical power system further comprising an active harmonic filter electrically coupled within the electrical power system , the active harmonic filter operable to reduce harmonics in the electrical current flowing to the power grid; and wherein each phase of the active harmonic filter comprises a third switching element and a fourth switching element in series with each other or an H-bridge; and wherein the third switching element and fourth switching element are metal-oxide-semiconductor field-effect transistors which are adapted to produce a relatively lower level of power relative to that produced by the reactive power compensation inverter ; and wherein the metal-oxide-semiconductor field-effect transistors are silicon carbide metal-oxide-semiconductor field-effect transistors to achieve a relatively high switching frequency, such as in the range of 20 kHz to 50 kHz. a cluster of electrical power subsystems , each of the electrical power subsystems comprising a power converter electrically coupled to a generator having a generator rotor and a generator stator , each of the electrical power subsystems defining a stator power path and a converter power path for providing power to the power grid, each of the electrical power subsystems further comprising a transformer ; a subsystem breaker configured with each of the electrical power subsystems ; a cluster power path extending from each subsystem breaker for connecting the cluster of electrical power subsystems to the power grid; and a reactive power compensation inverter electrically coupled within the electrical power system , the reactive power compensation inverter operable to increase the reactive power level in the electrical current flowing to the power grid; the electrical power system further comprising an active harmonic filter electrically coupled within the electrical power system , the active harmonic filter operable to reduce harmonics in the electrical current flowing to the power grid; and wherein each phase of the active harmonic filter comprises a third switching element and a fourth switching element in series with each other or an H-bridge; and wherein the third switching element and fourth switching element are metal-oxide-semiconductor field-effect transistors which are adapted to produce a relatively lower level of power relative to that produced by the reactive power compensation inverter ; and wherein the metal-oxide-semiconductor field-effect transistors are silicon carbide metal-oxide-semiconductor field-effect transistors to achieve a relatively high switching frequency, such as in the range of 20 kHz to 50 kHz. <EOS>