| abstract |
The present application relates to heat transfer compositions, methods and systems. The present invention relates to a refrigerant composition comprising difluoromethane (HFC-32), pentafluoroethane (HFC-125) and trifluoroiodomethane (CF 3 I for heat exchange systems) ), described heat exchange systems including air conditioning and refrigeration applications, and in certain aspects relate to the use of such compositions as a replacement for refrigerant R-410A for heating and cooling applications, and to retrofitting heat exchange systems including Systems designed for use with the R‑410A. |