This standard specifies the limit values of energy efficiency, energy efficiency grades, energy conservation evaluation values, test methods and inspection rules for chillers. This standard applies to the vapor compression cycle chilled water (heat pump) units (hereinafter referred to as "units") with motor-driven compressors.
GB 19577-2004 history
2017GB 19577-2015 Allowable values of energy efficiency and energy efficiency grades for chillers
2004GB 19577-2004 The minimum allowable values of the energy efficiency and energy efficiency grades for water chillers