Refrigerant 410A Certification Exam| Complete
Exam Questions and CORRECT Answers| (2025
update) Assured success
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Terms in this set (50)
-Suva 410a R-410a is also known as?
-AZ-20
-Puron
The temperature glide for R-410a is less than _____
0.3 degrees Fahrenheit over air conditioning and
refrigeration operating ranges.
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-Can be irritating to the Polyol Ester (POE):
skin
-Is hydroscopic
-Has improved heat
transfer characteristics
over mineral oils
The low pressure control on R-410a systems will open
50 psig
at:
Absolute discharge Compression ratio is calculated as:
pressure divided by
absolute suction pressure
Both suction and discharge pressure of R-410a
40% to 70% higher
systems are _____ than R-22 systems.
Because of its higher vapor capacity, the discharge
Lower
temperature of R-410a is _____ than R-22.
610 psig plus or minus R-410a systems use a high pressure switch that will
10psig open at approximately:
Subcooled liquid in the receiver may _____ subcooling,
lose or gain
depending on surrounding conditions.
When installing a liquid line filter drier on a R-410a
800 psig system, be certain that it has a pressure rating of at
least:
Smaller than that of a R-22 The flow area of a R-410a metering device is:
Metering device
It may separate Which of the following statements is true of R-407c
(fractionate) into its
component refrigerants
will not fractionate A true azeotropic blend:
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