GB/T 20840.2-2014
ActiveInstrument transformers―Part 2: Additional requirements for current transformers
互感器 第2部分：电流互感器的补充技术要求
Application Summary AI generated
This standard specifies additional technical requirements, test methods, and accuracy classes for current transformers used in electrical power systems. It is applied in the design, manufacturing, and verification of current transformers for metering, protection, and control applications in substations, power plants, and industrial electrical installations. The standard ensures compatibility with measuring instruments and protective relays operating at frequencies up to 1000 Hz.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.