High pressure chillers use either air- or water-cooled condensers.
Correct Answer:
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Q2: When a chiller using a low-pressure refrigerant
Q3: Speeds up to _ rpm are used
Q4: Direct expansion evaporators have _.
A) expansion joints
Q5: A centrifugal compressor uses _ for capacity
Q6: A chiller typically cools _ (what liquid?)
Q7: The compressors used in low pressure chillers
Q8: In centrifugal compressors, capacity control is accomplished
Q9: A purge unit _.
A) helps to provide
Q10: Electronic starters are much smaller than conventional
Q11: Thermostatic expansion valves are the only metering
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