ANSI/AHRI Standard 470-2006. Performance Rating of Desuperheater/Water Heaters

Air-Conditioning, Heating and Refrigeration Institute (AHRI). Supersedes ARI Standard 470-2001. 2006. 15p. The purpose of this standard is to establish for Desuperheater/Water Heaters: definitions; test requirements; rating requirements; minimum data requirements for Published Ratings; marking and nameplate data; and conformance conditions.
This standard applies to Desuperheater/Water Heaters supplied as separate components, as defined in Section 3 and using single component and azeotropic refrigerants only.