RSES CMS Commercial Refrigeration Practice Questions - RSES Certificate Member Specialist (CMS) - Commercial Refrigeration Exam

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Most commercial refrigeration condensing units are sized to run for what approximate maximum percentage of a 24-hour day to allow for defrost and load swings?

50% 100% Up to about 16 to 18 hours (roughly 70%) Less than 4 hours

Correct Answer:

Up to about 16 to 18 hours (roughly 70%)

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