Consider the following conditions for an induction motor fed by variable voltage variable frequency drive,

All QuestionsCategory: Electrical Industrial DrivesConsider the following conditions for an induction motor fed by variable voltage variable frequency drive,
cs asked 5 years ago

Air gap flux should be maintained constant.
‘V/f’ ratio should be constant.
Slip speed should be constant (Ns-Nr).
Which of the following conditions need to be satisfied for an induction motor to act as constant torque variable power drives.
Options:

  1. ii
  2. i and iii
  3. ii and iii
  4. i , ii and iii
  5. i and ii
1 Answers
cs answered 5 years ago

The correct answer is option 4, i, ii, and iii