Question: What minimum size aluminum wire is needed for a 4 4 0 - volt, 3 - phase branch circuit supplying a 6 0 - ampere

What minimum size aluminum wire is needed for a 440-volt, 3-phase branch circuit supplying a 60-ampere load at a distance of 325 feet and holding the voltage drop to 13.2 volts?
Use k =21.2

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