This part of ISO 13256 establishes performance testing and rating criteria for factory-made residential, commercial and industrial, electrically-driven, mechanical- compression type, water-to-water and brine-to-water heat pumps. The requirements for testing and rating contained in this part of ISO 13256 are based on the use of matched assemblies.
ANSI/AHRI/ASHRAE/ISO 13256-2:2011 history
2011ANSI/AHRI/ASHRAE/ISO 13256-2:2011 Water-source heat pumps - testing and rating for performance - Part 2: Water-to-water and brine-to-water heat pumps