GB 20943-2007 Minimum Allowable Values of Energy Efficiency and Evaluating Values of Energy Conservation of Single Voltage External AC-DC and AC-AC Power Supplies (English Version)
1.1 This standard specifies the minimum allowable values of energy efficiency, evaluating values of energy conservation, target minimum allowable values of energy efficiency, test methods and inspection rules of the external power supplies (hereinafter referred to as power supply) used for changing the voltage of AC network into fixed and single low voltage direct current (no greater than 36 V) or low voltage alternate Current (no greater than 36 V) output voltage.
This standard is applicable to the power supplies with rated output power beingno greater than 250W.
1.2 This standard is not applicable to the DC-DC changer
Foreword I
1 Scope
2 Terms and Definitions
3 Technical Requirements
4 Test Methods
5 Inspection Rules
Appendix A (Normative) Test Method for the Average Efficiency and the No Load Active Power of the Power
A.1 Test Basic Requirements
A.2 Test Method
A.3 Judgment for the Test Result
GB 20943-2007 Minimum Allowable Values of Energy Efficiency and Evaluating Values of Energy Conservation of Single Voltage External AC-DC and AC-AC Power Supplies (English Version)
Standard No.
GB 20943-2007
Status
abolished
Language
English
File Format
PDF
Word Count
2500 words
Price(USD)
304.0
Implemented on
2007-12-1
Delivery
via email in 1 business day
Detail of GB 20943-2007
Standard No.
GB 20943-2007
English Name
Minimum Allowable Values of Energy Efficiency and Evaluating Values of Energy Conservation of Single Voltage External AC-DC and AC-AC Power Supplies
1.1 This standard specifies the minimum allowable values of energy efficiency, evaluating values of energy conservation, target minimum allowable values of energy efficiency, test methods and inspection rules of the external power supplies (hereinafter referred to as power supply) used for changing the voltage of AC network into fixed and single low voltage direct current (no greater than 36 V) or low voltage alternate Current (no greater than 36 V) output voltage.
This standard is applicable to the power supplies with rated output power beingno greater than 250W.
1.2 This standard is not applicable to the DC-DC changer
Contents of GB 20943-2007
Foreword I
1 Scope
2 Terms and Definitions
3 Technical Requirements
4 Test Methods
5 Inspection Rules
Appendix A (Normative) Test Method for the Average Efficiency and the No Load Active Power of the Power
A.1 Test Basic Requirements
A.2 Test Method
A.3 Judgment for the Test Result