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Author Question: Which type of motor braking is often used with AC motors being controlled by a variable frequency ... (Read 90 times)

nmorano1

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on: Jul 24, 2018
Which type of motor braking is often used with AC motors being controlled by a variable frequency drive?
 
  a. DC electric
  b. Friction
  c. Dynamic
  d. Electromechanical

Question 2

Sequential energizing of an ECM's motor windings provide _____.
 
  a. protection from single-phasing
  b. rotation of the rotor
  c. protection from voltage spikes
  d. AC voltage rectification


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bblaney

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Reply #1 on: Jul 24, 2018
Answer to Question 1

c

Answer to Question 2

b


nmorano1

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Reply 2 on: Jul 24, 2018
YES! Correct, THANKS for helping me on my review

aruss1303

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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