Re: KW Calculation Home › Electrical Engineering Forum › General Discussion › KW Calculation › Re: KW Calculation 2010/10/27 at 10:25 am #11587 labren sondhiParticipant Calculate your current from kW=√3VIcosф Work out your impedance Z from point A to B where A is at the sending end and B is 35 m away. Your voltage drop will be approximately I x Z. Your voltage will drop by this amount.
