CEL - Alternative Current Contactor
China
Contactors
Mandatory
Comparative Label
Entered into force, Adopted
2010
May 2021
Electricity
GB 20943-2013 Minimum allowable values of energy efficiency and evaluating values of energy conservation for single voltage external AC-DC and AC-AC power supplies
China
External Power Supply
Mandatory
Minimum Performance Standard
Entered into force, Adopted, Revised
2007
2014
June 2021
Electricity
GB 20943-2025 Minimum Allowable Values of Energy Efficiency and Energy Efficiency Grades for AC-DC and AC-AC Power Supplies
Asia and Pacific, China
Power Supply and Power Conversion
Mandatory
Minimum Performance Standard
Adopted, Revised
2007
2025
February 2025
Electricity
GB 21518-2008 Minimum allowable values of energy efficiency and energy efficiency grades for AC contactors
China
Contactors
Mandatory
Minimum Performance Standard
Entered into force, Adopted, Revised
2008
2008
June 2021
Electricity