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Author Question: Which of the following approaches to handling bypass air offers the best performance in commercial ... (Read 83 times)

809779

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on: Jul 24, 2018
Which of the following approaches to handling bypass air offers the best performance in commercial
  applications?
 
  a. Bypassing the air into a dump zone.
  b. Bypassing the air directly into the return duct.
  c. Bypassing the air into a remote area of a return air plenum.
  d. Bypassing the air into one selected control zone.

Question 2

In zoning systems with multiple stages of cooling, which of the following is most likely to determine when
  the second stage begins to operate?
 
  a. The amount of superheat in the suction gas returning to the condensing unit.
  b. The amount of subcooling in the liquid leaving the condensing unit.
  c. The difference between the supply and return air temperatures.
  d. The length of time the first stage has operated without satisfying the space.


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meryzewe

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

c

Answer to Question 2

d


809779

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Reply 2 on: Jul 24, 2018
Great answer, keep it coming :)

Joy Chen

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

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