CurrentMandatory
GB 20052-2024
Minimum allowable values of energy efficiency and the energy efficiency grades for power transformers
电力变压器能效限定值及能效等级
Explanation
GB 20052-2024 is a current mandatory Chinese national standard for Minimum allowable values of energy efficiency and the energy efficiency grades for power transformers. It appears in the Construction compliance cluster with a electrical safety focus and has an implementation date of Feb 1, 2025.
Applicability depends on product scope, certification route, competent authority notices and transition rules. Verify against the official source before using this record in a compliance decision.
Applicability hints
- Type
- Management
- CCS
- F01
- ICS
- 27.010
- Competent department
- Standardization Administration of China
- Technical committee
- National Technical Committee on Energy Fundamentals and Management of Standardization Administration of China
Relationships
Replaces:GB 20052-2020