AHRI 520: Performance Rating of Positive Displacement Condensing Units

This standard establishes a single set of testing and rating requirements for determining capacity, power input, and EER for positive displacement condensing units for refrigeration applications; whereby, equipment performance ratings can be compared from product to product.

AHRI 520 (2004): Performance Rating of Positive Displacement Condensing Units

© 2004, by Air-Conditioning, Heating, and Refrigeration Institute