GB 19577-2004: Minimum allowable values of the energy efficiency and energy efficiency grades for water chillers

Last updated: 16 April 2021

This standard applies to electric water chiller with vapor compression cycle.

 

Air-cooled or evaporating cooled:  

  • CC = 50 000: COP 2.40;  
  • CC > 50 000: COP 2.60;

 

water-cooled:  

  • CC = 528 000: COP 3.80;  
  • 528 000 < CC = 1 163 000: COP 4.00;
  • CC < 1 163 000: COP 4.20

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