Simon Foster

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  • Simon Foster
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    Mizun said:

    If you load 2tons on a truck of 18 tons, where does 16 tons go?

    If you can answer this, you have answered your question.

    Mizun Group


    That's your answer…

     

    The generator is capable of 20MW   but only does it when required.

     

    Simon

    in reply to: what is % impedance of transformer? #12019
    Simon Foster
    Participant

    Another way of looking at this, and the way it's measured during factory acceptance testing is:

     

    Short circuit is placed on the LV connections, then simply apply a voltage to the HV connections to create Full Load current in the LV winding.

    The percentage of HV voltage required to do this is also the percentage impedance.

     

    example:

     

    600V required on HV to circulate Full Load current in the LV.

     

    If HV rated Voltage is 12000V

     

    The %Z is 5%  or 600/12000

     

    Hope this helps

     

    Simon

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