Baig... if you are only concerned about the motor loss, and not the driven-machine loss, then 20% is way too high.
If you are interested in a more realistic value, then please provide the motor's nameplate Hp or kW, its rated voltage, and its rated speed or number of poles!
Regards, Phil Corso
If you are interested in a more realistic value, then please provide the motor's nameplate Hp or kW, its rated voltage, and its rated speed or number of poles!
Regards, Phil Corso