Electrical Formulas is an app for anybody that needs to convert the following:
kVA - Amps - Single and three phase.
Amps - kVA - Single and three phase.
kW - kVA
kVA - kW
Electrical Formulas also has a Voltage Drop calculator and covers both mm2 and AWG cables for both single and three phase supplies.
Electrical Formulas also has a power equation calculator, Select your voltage, then enter either amps or watts to calculate the loading.