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Transient suppression for on-load tap-changing of 120 VAC ~10 A transformer

Discussion in 'High Voltage' started by jelliott, Dec 8, 2016.


    RODALCO Well-Known Member

    May 21, 2006
    Akld, New Zealand
    Spot on, you need to look at a TCOL system which is used in electricity substations who work on that principle.
    You don't want the loaded transformer going open circuit but by means of a hi-power resistor, as explained above will work without transients.

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