CEL-021. Power Transformer
China
Power Transformers
Mandatory
Comparative Label
Entered into force, New
2010
May 2021
Electricity
CEL-038. Household Gas Stoves
China
Ovens
Mandatory
Comparative Label
Entered into force, Revised
2009
2015
May 2021
Gas
CEL-039. Commercial Gas Stoves
China
Ovens
Mandatory
Comparative Label
Entered into force, New
2015
May 2021
Gas
CQC31-461212-2020. Energy Conservation Certification Rules for Power Transformer
China
Power Transformers
Voluntary
Endorsement Label
Entered into force, Revised
2003
2020
May 2021
Electricity
CQC31-461219-2010. CQC Mark Certification - Power Transformer
China
Power Transformers
Voluntary
Endorsement Label
Entered into force, Revised
2003
2010
August 2018
Electricity
CQC31-462271-2022 Energy Conservation Certification Rules for High-Voltage/Low-Voltage Prefabricated Substations
China
Power Transformers
Voluntary
Endorsement Label
Entered into force, New
2022
October 2022
Electricity
GB 20052-2024 Energy efficiency limit values and energy efficiency grades for power transformers
China
Power Transformers
Mandatory
Minimum Performance Standard
Entered into force, Revised
2006
2024
December 2024
Electricity
GB 30531-2014 Minimum allowable values of energy efficiency and energy efficiency grades for commercial gas cooking appliances
China
Ovens
Mandatory
Minimum Performance Standard
Entered into force, New
2015
June 2021
Gas