Large air conditioners, heat pumps and condensing units

Energy Efficiency Regulations

Regulatory definition

Large air conditioner, a commercial or industrial unitary air conditioner with a cooling capacity of at least 19 kW (65,000 Btu/h) but less than 223 kW (760,000 Btu/h). It does not include a single package vertical air conditioner.

Large heat pump, a commercial or industrial unitary heat pump that is intended for air-conditioning and space-heating applications and that has a cooling capacity of at least 19 kW (65,000 Btu/h) but less than 223 kW (760,000 Btu/h). It does not include a single package vertical heat pump.

Large condensing unit, a commercial or industrial condensing unit that is intended for air conditioning applications and that has a cooling capacity of at least 40 kW (135,000 Btu/h) but not more than 70 kW (240,000 Btu/h)

Compliance date

Manufactured on or afterJanuary 1, 2018 for large air conditioners and large heat pumps
Manufactured on or after December 31, 1998 for and before January 1, 2010 large condensing units

For models manufactured prior to January 1, 2018, refer to the Regulations

Compliant product models

Large air conditioners and condensing units as listed on NRCan’s searchable database
Large heat pumps as listed on NRCan’s searchable database

Testing standard

CSA C746-17 for large air conditioners and large heat pumps
CSA C746-98 for large condensing units

Energy efficiency standard

Energy efficiency performance standard for large air conditioners, heat pumps and condensing units

Energy efficiency performance standard for large air conditioners - cooled by air

Energy-using product	Energy-efficiency standard
Large air conditioners that have a cooling capacity of ≥ 19 kW and < 40 kW and either without a heating section or with an electric heating section	EER ≥ 11.2 IEER ≥ 12.9
Large air conditioners that have a cooling capacity of ≥ 40 kW and < 70 kW and either without a heating section or with an electric heating section	EER ≥ 11.0 IEER ≥ 12.4
Large air conditioners that have a cooling capacity of ≥ 70 kW and < 223 kW and either without a heating section or with an electric heating section	EER ≥ 10.0 IEER ≥ 11.6
Large air conditioners that have a cooling capacity of ≥ 19 kW and < 40 kW and a heating section other than an electric heating section	EER ≥ 11.0 IEER ≥ 12.7
Large air conditioners that have a cooling capacity of ≥ 40 kW and < 70 kW and a heating section other than an electric heating section	EER ≥ 10.8 IEER ≥ 12.2
Large air conditioners that have a cooling capacity of ≥ 70 kW and < 223 kW and a heating section other than an electric heating section	EER ≥ 9.8 IEER ≥ 11.4

Energy efficiency performance standard for large air conditioners - cooled by water

Energy-using product	Energy-efficiency standard
Large air conditioners that have a cooling capacity of ≥ 19 kW and < 40 kW and either without a heating section or with an electric heating section	EER ≥ 12.1 IEER ≥ 11.7
Large air conditioners that have a cooling capacity of ≥ 40 kW and < 70 kW and either without a heating section or with an electric heating section	EER ≥ 12.5 IEER ≥ 11.2
Large air conditioners that have a cooling capacity of ≥ 19 kW and < 40 kW and a heating section other than an electric heating section	EER ≥ 11.9 IEER ≥ 11.5
Large air conditioners that have a cooling capacity of ≥ 40 kW and < 70 kW and a heating section other than an electric heating section	EER ≥ 12.3 IEER ≥ 11.0
Large air conditioners that have a cooling capacity of ≥ 70 kW and < 223 kW and either without a heating section or with an electric heating section	EER ≥ 12.4 IEER ≥ 11.1
Large air conditioners that have a cooling capacity of ≥ 70 kW and < 223 kW and a heating section other than an electric heating section	EER ≥ 12.2 IEER ≥ 10.9

Energy efficiency performance standard for large air conditioners - cooled by evaporation

Energy-using product	Energy-efficiency standard
Large air conditioners that have a cooling capacity of ≥ 19 kW and < 40 kW and either without a heating section or with an electric heating section	EER ≥ 12.1 IEER ≥ 11.7
Large air conditioners that have a cooling capacity of ≥ 40 kW and < 70 kW and either without a heating section or with an electric heating section	EER ≥ 12.0 IEER ≥ 11.2
Large air conditioners that have a cooling capacity of ≥ 19 kW and < 40 kW and a heating section other than an electric heating section	EER ≥ 11.9 IEER ≥ 11.5
Large air conditioners that have a cooling capacity of ≥ 40 kW and < 70 kW and a heating section other than an electric heating section	EER ≥ 11.8 IEER ≥ 11.0
Large air conditioners that have a cooling capacity of ≥ 70 kW and < 223 kW and either without a heating section or with an electric heating section	EER ≥ 11.9 IEER ≥ 11.1
Large air conditioners that have a cooling capacity of ≥ 70 kW and < 223 kW and a heating section other than an electric heating section	EER ≥ 11.7 IEER ≥ 10.9

Energy efficiency performance standard for large heat pumps - no heating section or have an electric heating section

Energy-using product	Energy-efficiency standard
Large heat pumps that have a cooling capacity of ≥ 19 kW and < 40 kW	EER ≥ 11.0 Heating coefficient of performance ≥ 3.3 with 8.3°C inlet air and ≥ 2.25 with −8.3°C inlet air IEER ≥ 12.2
Large heat pumps that have a cooling capacity of ≥ 40 kW and < 70 kW	EER ≥ 10.6 Heating coefficient of performance ≥ 3.2 with 8.3°C inlet air and ≥ 2.05 with −8.3°C inlet air IEER ≥ 11.6
Large heat pumps that have a cooling capacity of ≥ 70 kW and < 223 kW	EER ≥ 9.5 Heating coefficient of performance ≥ 3.2 with 8.3°C inlet air and ≥ 2.05 with −8.3°C inlet air IEER ≥ 10.6

Energy efficiency performance standard for large heat pumps - have a heating section other than an electric heating section

Energy-using product	Energy-efficiency standard
Large heat pumps that have a cooling capacity of ≥ 19 kW and < 40 kW	EER ≥ 10.8 Heating coefficient of performance ≥ 3.3 with 8.3°C inlet air and ≥ 2.25 with −8.3°C inlet air IEER ≥ 12.0
Large heat pumps that have a cooling capacity of ≥ 40 kW and < 70 kW	EER ≥ 10.4 Heating coefficient of performance ≥ 3.2 with 8.3°C inlet air and ≥ 2.05 with −8.3°C inlet air IEER ≥ 11.4
Large heat pumps that have a cooling capacity of ≥ 70 kW and < 223 kW	EER ≥ 9.3 Heating coefficient of performance ≥ 3.2 with 8.3°C inlet air and ≥ 2.05 with −8.3°C inlet air IEER ≥ 10.4

Energy efficiency performance standard for large condensing units

Energy-using product	Energy-efficiency standard
Large condensing units that are cooled by air	EER ≥ 10.1
Large condensing units that are cooled by water or evaporation	EER ≥ 13.1

EER = Energy efficiency ratio
IEER = Integrated energy efficiency ratio
kW = kilowatts

Energy efficiency report requirements

• name of product
• brand name
• model number
• manufacturer
• name of the certification body or province whose verification mark will be on the product or its package
• whether a mathematical model as defined in the Regulations was used to generate any of the information provided below
• AHRI classification
• cooling capacity in kW (Btu/h)
• energy efficiency ratio
• integrated energy efficiency ratio (IEER)
• information that indicates whether the product has a heating section and, if so, whether it is electric or other than electric

For heat pumps only

• heating capacity in kW (Btu/h)
• heating coefficient of performance at 8.3°C
• heating coefficient of performance at -8.3°C

Download the energy efficiency reporting template.

This document does not constitute part of the Energy Efficiency Act (Act) or its associated regulations. This document is an administrative document that is intended to facilitate compliance by the regulated party with the Act and its associated regulations. This document is not intended to provide legal advice regarding the interpretation of the Act or its associated regulations. If a regulated party has questions about their legal obligations or responsibilities under the Act or its associated regulations, they should seek the advice of legal counsel.