A 3-phase slip ring IM is has its copper bars replaced by the aluminium bars in the machine. With the above change ___________

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Electrical Machines Practice Test: Starting of Induction Motors — practice the complete quiz, review flashcards, or try a random question.

When the supply is connected to the stator of a three-phase induction motor, a rotating magnetic field is produced, and the rotor begins rotating and the induction motor starts. At the time of starting, the motor slip is unity, and the starting current is very large.
 

Related Test: Electrical Machines Practice Test: Induction Machines


A 3-phase slip ring IM is has its copper bars replaced by the aluminium bars in the machine. With the above change ___________