A method of controlling a three-phase paralleled passive front-end drive with a rectifier bridge configured for connection to a three phase alternating current power source ; the method comprising: operably connecting a coupling reactance to the rectifier bridge, the coupling reactance operably configured to transfer power from the rectifier to a first direct current (DC) bus ; operably coupling the first DC bus to a second DC bus via a bus coupler; operably connecting a first inverter to the first DC bus and operably connecting a second inverter to the second DC bus, the first inverter and second the inverter each configured to provide a plurality of motor excitation signals; operably connecting a first controller to the first inverter and the second inverter, the first controller configured to generate control signals to cause the first inverter and the second inverter to generate a plurality of motor excitation signals respectively, the first controller generating a first pulse width modulation (PWM) reference signal and a second PWM reference signal, generating a first set of control signals to the first inverter and generating a second set of control signals to the second inverter based on at least one of the first PWM reference signal and the second PWM reference signal, generating a duty cycle for the control signals based on at least one of the first PWM reference signal and the second PWM reference signal, perturbating a duty cycle of at least one of the first set of control signals and the second set of control signals based on at least one of the first PWM reference signal and second PWM reference signals cause the first inverter and the second inverter to provide substantially equal motor excitation currents respectively; and combining the plurality of motor excitation signals from the first inverter with the plurality of motor excitation signals from the second inverter with a plurality of interphase inductors . operably connecting a coupling reactance to the rectifier bridge, the coupling reactance operably configured to transfer power from the rectifier to a first direct current (DC) bus ; operably coupling the first DC bus to a second DC bus via a bus coupler; operably connecting a first inverter to the first DC bus and operably connecting a second inverter to the second DC bus, the first inverter and second the inverter each configured to provide a plurality of motor excitation signals; operably connecting a first controller to the first inverter and the second inverter, the first controller configured to generate control signals to cause the first inverter and the second inverter to generate a plurality of motor excitation signals respectively, the first controller generating a first pulse width modulation (PWM) reference signal and a second PWM reference signal, generating a first set of control signals to the first inverter and generating a second set of control signals to the second inverter based on at least one of the first PWM reference signal and the second PWM reference signal, generating a duty cycle for the control signals based on at least one of the first PWM reference signal and the second PWM reference signal, perturbating a duty cycle of at least one of the first set of control signals and the second set of control signals based on at least one of the first PWM reference signal and second PWM reference signals cause the first inverter and the second inverter to provide substantially equal motor excitation currents respectively; and combining the plurality of motor excitation signals from the first inverter with the plurality of motor excitation signals from the second inverter with a plurality of interphase inductors . <EOS>