Voltage Drop Calculation

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Voltage Drop Calculation

Postby fariello » Fri Oct 14, 2005 1:52 am

For a 208V, 1-phase, 3-wire circuit to carry 15-amps to a load located 57-feet away, what size wire must be used to keep the voltage drop to 1%.

Assume copper conductors in EMT conduits at a power factor of 0.85.
Posts: 1
Joined: Fri Oct 14, 2005 1:47 am

Voltage drop answer

Postby BH » Sat Dec 03, 2005 6:39 pm

#12 conductors type THHN

0.96% voltage drop assuming an ambinet temperature of 105 degrees.


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