This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What is the purpose of a high pressure switch in a packaged air handler? What will be an ideal ... (Read 88 times)

leo leo

  • Hero Member
  • *****
  • Posts: 566
on: Jul 26, 2018
What is the purpose of a high pressure switch in a packaged air handler?
 
  What will be an ideal response?

Question 2

What is the purpose of a differential enthalpy sensor?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

cuttiesgirl16

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Jul 26, 2018
Answer to Question 1

This switch will shut down the fan if the duct pressure exceeds the set point.

Answer to Question 2

This is used for the economizer section. The airstream with the lowest enthalpy will be directed by dampers through the economizer section.


leo leo

  • Hero Member
  • *****
  • Posts: 566
Reply #2 on: Jul 26, 2018
Thank you!


cuttiesgirl16

  • Sr. Member
  • ****
  • Posts: 345
Reply #3 on: Jul 26, 2018
Always glad to help...


« previous next »
 

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Herniated intervertebral disk: the herniated nucleus pulposus is applying pressure Herniated intervertebral disk: the herniated nucleus pulposus is applying pressure
Sphygmomanometry. Photograph of a physician taking blood pressure readings with the use of a sphygmo Sphygmomanometry. Photograph of a physician taking blood pressure readings with the use of a sphygmo
Avoiding High-Pollution Exercise Times Avoiding High-Pollution Exercise Times
Air Pressure and Altitude Air Pressure and Altitude
A 60-kg skier starts from rest from the top of a 50-m high slope. If the work done by friction ... A 60-kg skier starts from rest from the top of a 50-m high slope. If the work done by friction ...
Video: Membrane Protein and Facilitated Transport (Passive Vs Active)

For a complete list of videos, visit our video library