common mode voltage

  1. G

    Why Common mode voltage is significant in Inverters

    Dear all, What is common mode voltage in a H bridge inverter ? from sources I understand that Vcm=(Vao+Vbo+Vco)/3 but what is its physical significance ... especially in Transformerless inverter. How this common mode voltage will be made constant .. How or why it will not be constant FYI:I...