1.FLA = ( (1 Ph.Amps) x 1.25 )
1 Ph.Amps = ((( (746 / hp) / V ) / E.F ) / P.F )
3.FLA = ( (3 Ph.Amps) x 1.25 )
3 Ph.Amps = (((( (746 / hp) / 1.732 ) / V ) / E.F ) / P.F )
where, FLA - Full Load Amps, P.F - Power factor, E.F - Efficiency, V - Volts.