Motor will run as 2 phase motor and perfroms normally

Will continue to run on 2 phases, but fails to take load

Continue to run on 2 phases, draws excess current, winding likely to burn

Run at reduced speed and can take only 2/3 of the load

The new motor will be overheated

The new motor is better suitable for this work

The efficiency and the power factor will become low

The new motor has a longer useful working life and efficiency

rotor

armature

rotating magnetic field

value marked on the name plate

6.6%

6.0%

5.5%

5.0%

30 degree

60 degree

90 degree

120 degree