Author Question: What component is used to compensate for different pressure drops and load requirements? A) ... (Read 36 times)

rosent76 · **on:** Jul 24, 2018

What component is used to compensate for different pressure drops and load requirements?

A) Venturi units B) Return pump C) Balancing valves D) Check valve

Question 2

There are no check valves or extra metering devices on most water-source packaged units because:

A) Most water-source packaged units use suction line accumulators and charge compensators.
B) The heat exchangers are most often made of copper, cupronickel, or stainless steel.
C) Water-source packaged units have a much lower operating temperature range than air-source units.
D) Most water-source packaged units use a single bi-flow thermostatic expansion valve.