The Air-Conditioning and Refrigeration Institute (ARI) has revised two of its equipment performance standards: ARI Standard 460-2000, “Remote Mechanical-Draft Air-Cooled Refrigerant Condensers,” and ARI Standard 500-2000, “Variable Capacity Positive Displacement Refrigerant Compressors and Compressor Units for Air Conditioners and Heat Pump Applications.”
ARI standards establish rating criteria and procedures for measuring and certifying product performance.