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  1. M

    20A CB not activating

    I need a way to drop 66VDC to 48VDC at around 3000W. I need all of the current I can, but can't find the best way to get from 66 to 48 without losing any current. I looked at resisters but don't like the efficiency. I also looked at zener diodes but they are not rated very high in the current...
  2. M

    20A CB not activating

    According to the formula P=VI, if I use a 300W device that draws 25A at 120 volts. Why does the 20A CB not pop when the formula says it should? The reason I am asking is that I am running a 62A 3000 Watt motor on a 120 volt generator and the 20A CB does not pop. The motor is a 48VDC so it...
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