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Author Question: In most 24 V AC low-voltage systems the red wire is hot, the yellow wire is the cooling circuit, and ... (Read 60 times)

Alygatorr01285

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on: Jul 24, 2018
In most 24 V AC low-voltage systems the red wire is hot, the yellow wire is the cooling circuit, and the green wire controls the:
 
  A) Compressor. B) Gas valve. C) Heater element. D) Fan circuit.

Question 2

Compared to PSC motors, brushless DC motors:
 
  A) More efficient and better suited for variable-speed applications.
 
  B) More efficient, but not well suited for variable-speed applications.
  C) Inexpensive, but also less efficient.
  D) Are less efficient, but well suited for variable-speed applications.


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jessicaduplan

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

D

Answer to Question 2

A


Alygatorr01285

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Reply 2 on: Jul 24, 2018
Excellent

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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