AHRI Approves New VRF Equipment Standard Jul 15, 2009

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The Air-Conditioning, Heating, and Refrigeration Institute (AHRI) recently approved a new testing and rating standard, AHRI Standard 1230, Performance Rating of Variable Refrigerant Flow (VRF) Multi-Split Air-Conditioning and Heat Pump Equipment. The new standard is expected to be published online by the end of this month.

The standard, written by the AHRI Ductless Equipment Section, applies to matched variable refrigerant flow multi-split air-conditioners and multi-split heat pumps using distributed refrigerant technology with cooling and heating capacities for outdoor units from 12,000 Btu/h [3508 W] to 300,000 Btu/h [90,000 W] and indoor units from 5,000 Btu/h [1,000W] to 60,000 Btu/h [20,000 W].

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