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Author Question: Motor protection devices are actuated by: A) Temperature, frequency, or phase angle. B) Current, ... (Read 30 times)

rosent76

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on: Jul 27, 2018
Motor protection devices are actuated by:
 
  A) Temperature, frequency, or phase angle.
  B) Current, temperature, or a combination of current and temperature.
  C) Current, voltage, and resistance.
  D) Phase angle, frequency, or current.

Question 2

Which of the following overcurrent protection devices would be appropriate for an air-conditioning condensing unit whose rating plate says MAX FUSE or HACR CIRCUIT BREAKER 35 AMPS?
 
  A) A 35 A HCAR circuit breaker
  B) A 30 A time delay fuse
  C) A 35 A circuit breaker
  D) No fuse or circuit breaker is necessary; but if one is used, it cannot exceed 35 A.


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thall411

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Reply #1 on: Jul 27, 2018
Answer to Question 1

B

Answer to Question 2

A


rosent76

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Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

kthug

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Reply 3 on: Yesterday
Excellent

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