GB/T 39891-2021
ActiveElectrical endurance testing for circuit-breakers above a rated voltage of 52 kV
52kV及以上断路器电气耐久性试验方法
Application Summary AI generated
This standard specifies the test methods and acceptance criteria for evaluating the electrical endurance of high-voltage circuit-breakers with a rated voltage exceeding 52 kV. It is applied in the design verification and type testing of circuit-breakers used in electrical power transmission and distribution systems, ensuring their reliability under repeated electrical stress. The standard is relevant for manufacturers, testing laboratories, and utility companies involved in high-voltage switchgear qualification.
Related Standards
GB/T 4797.1-2005
Environmental conditions appearing in nature of electric and electronic products Temperature and humidity
GB/T 4798.1-2005
Environmental conditions existing in the application of electric and electronic products Section 1:Storage
GB/Z 32126-2015
Climatic field data including validation
GB/Z 42842.1-2023
Fine bubble technology—Cleaning applications—Part 1: Test method for cleaning salt(NaCl)-stained surfaces
GB/Z 43996.1-2024
Fine bubble technology—Agricultural applications—Part 1:Test method for evaluating the growth promotion of hydroponically grown lettuce
GB/Z 43996.2-2024
Fine bubble technology—Agricultural applications—Part 2: Test method for evaluating the promotion of the germination of barley seeds
GB/T 4798.6-1996
Environmental conditions existing in the application of electric and electronic products--Ship environment
GB/T 7827-1987
Reliability prediction procedure
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.