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AHRI 320-1998: Water-Source Heat Pumps

Standard Scope
This standard establishes a single set of requirements for the testing and rating of cooling and heating capacities and energy efficiency ratios (EER's for cooling and COP's for heating) for water-source heat pumps; whereby, equipment performance ratings can be compared from product to product.

Free Download: AHRI Standard 320-1998
©1998, by Air-Conditioning, Heating, and Refrigeration Institute