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Author Question: Explain the ASHRAE refrigerant safety designation regarding refrigerants toxicity and flammability. ... (Read 77 times)

EY67

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on: Jul 26, 2018
Explain the ASHRAE refrigerant safety designation regarding refrigerants toxicity and flammability.
 
  What will be an ideal response?

Question 2

What is the system balance point?
 
  What will be an ideal response?


vickybb89

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Reply #1 on: Jul 26, 2018
Answer to Question 1

A  lower toxicity - requires more than 400 parts per million to be hazardous B- higher toxicity  requires less than 400 parts per million to be hazardous

Answer to Question 2

The lowest temperature at which the heat pump can heat the structure is called the balance point. Below this temperature, auxiliary heat will be required to maintain comfort conditions.


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