CEL-021. Power Transformer
China
Power Transformers
Mandatory
Comparative Label
Entered into force, Adopted
2010
May 2021
Electricity
CQC31-461212-2020. Energy Conservation Certification Rules for Power Transformer
China
Power Transformers
Voluntary
Endorsement Label
Entered into force, Adopted, Revised
2003
2020
May 2021
Electricity
CQC31-461219-2010. CQC Mark Certification - Power Transformer
China
Power Transformers
Voluntary
Endorsement Label
Entered into force, Adopted, 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, Adopted
2022
October 2022
Electricity
GB 20052-2020 Minimum Allowable Values of Energy Efficiency and the Energy Efficiency Grades for Power Transformers
China
Power Transformers
Mandatory
Minimum Performance Standard
Entered into force, Adopted, Revised
2006
2021
May 2021
Electricity