Q9 (10 Marks)
AC Motor
MET • Written Exam
(a) Describe how you would overhaul an electric motor that has been flooded with sea water (5)
(b) Explain how to check the insulation resistance of the motor, stating the minimum acceptable value (6)
(c) Principle of rotation of rotor and how to reverse the direction of a three-phase induction motor (5)
Appeared In:
Jul 2022