This standard applies to heat-operated unitary air conditioners and heat pumps consisting of one or more assemblies, including engine-driven systems. Where such equipment is provided in more than one assempbly, the separate assemblies are designed to be used together.
ANSI/ASHRAE 40-2002 history
2014ANSI/ASHRAE 40-2014 ANSI/ASHRAE Standard 40-2014 (Supersedes ANSI/ASHRAE 40-2002 [RA 2006]) Methods of Testing for Rating Heat Operated Unitary Air-Conditioning and Heat-Pump Equipment
2002ANSI/ASHRAE 40-2002 Heat Operated Unitary Air-Conditioning Equipment for Cooling, Methods of Testing for Rating