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Energy efficiency requirement for window type air conditioners

Last updated: 22 July 2020

This standard defines minimum energy efficiency ratio of window type  air conditioners with power capacity less than 3 kW.

 

Unitary (old CNS 3615)  

  • CC Less than 2,000Kcal/h: EER 2.33 (9.24)
  • CC above 2,000 Kcal/h and below 3,550Kcal/h: EER (kcal/h-W) 2.38 EER(BTU/h-W) 9.44
  • CC above 3550 Kcal/h: EER (kcal/h-W) 2.24 EER(BTU/h-W) 8.89

 

Unitary (new CNS3615 and CNS14464)

  • CC Less than 2.3 kW: EER (W/W) 2.71
  • CC between 2.3 kW and 4.1 Kw: EER (W/W) 2.77  
  • CC above 4.1 kW: EER (W/W) 2.60

 

Split (old CNS 3615)

  • below 3,550Kcal/h:
    • fixed speed: EER 2.55(10.12)
    • variable speed: EER 2.38(9.44)
  • above 3550 Kcal/h: EER 2.35(9.32)

 

Split (new CNS3615 and CNS14464)  :

  • below 4.1 kW:
    • fixed speed: EER 2.97
    • variable speed: EER 2.77

above 4.1 kW: EER 2.73

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