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 93 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?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

(c) snow in Nunavut, alter the local albedo, causing altered microclimates. High albedos are found (c) snow in Nunavut, alter the local albedo, causing altered microclimates. High albedos are found
An adult male giraffe feeding high up on an acacia An adult male giraffe feeding high up on an acacia
What are examples of ideal forms? What are examples of ideal forms?
The air pressure going to the nozzle should be reduced to 30 psi or less to help prevent personal ... The air pressure going to the nozzle should be reduced to 30 psi or less to help prevent personal ...
Thoracic cage. Avoid heavy pressure over the sternum and xiphoid process; caution over rib cage. Thoracic cage. Avoid heavy pressure over the sternum and xiphoid process; caution over rib cage.
Development of Foliation due to Directed Pressure Development of Foliation due to Directed Pressure
Video: Muscle Fatigue and Recovery

For a complete list of videos, visit our video library