what is the method to calculate the voltage drop for number of meters Example

what is the method to calculate the voltage drop for number
of meters Example 250volts I/p at one end if the cable
length is 50 meters what could be the drop?, after 100
meters how much? needs formulae.

Question Posted / subrahmanyam

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what is the method to calculate the voltage drop for number of meters Example 250volts I/p at one ..

Answer / raghavendran.r

The formula for the line voltage drop is

V = sqrt(3)*[I*L*{Rcos(phi)+Lsin(phi)}] for a three phase
system.

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