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 80 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 types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Bipolar disease. The term bipolar means “pertaining to two poles.” The individual with this form of Bipolar disease. The term bipolar means “pertaining to two poles.” The individual with this form of
The Structure of an Old High-Mass Star The Structure of an Old High-Mass Star
Oil pressure relief valves are spring loaded. The stronger the spring tension, the higher the oil ... Oil pressure relief valves are spring loaded. The stronger the spring tension, the higher the oil ...
Circular movement of ice over lateral area just distal to the elbow. Use medium pressure to apply ... Circular movement of ice over lateral area just distal to the elbow. Use medium pressure to apply ...
The primase-polymerase switch during lagging strand synthesis The primase-polymerase switch during lagging strand synthesis
Take Charge of Your Blood Pressure! Take Charge of Your Blood Pressure!
Video: Atrial natriuretic peptide (vasodilation) & Aldosterone

For a complete list of videos, visit our video library