GB/T 42287-2022
ActiveHigh-voltage test techniques—Measurement of partial discharges by electromagnetic and acoustic methods
高电压试验技术 电磁和声学法测量局部放电
Application Summary AI generated
This standard specifies methods for measuring partial discharges in high-voltage equipment using electromagnetic and acoustic techniques. It is applied in the testing and diagnostics of power transformers, gas-insulated switchgear, cables, and other high-voltage apparatus to assess insulation integrity. The standard is used by electrical utilities, manufacturers, and testing laboratories during factory acceptance tests, commissioning, and condition monitoring.
Related Standards
GB/T 7354-2003
Partial discharge measurements
GB/T 311.6-2005
Voltage measurement by means of standard air gaps
GB/T 18134.1-2000
High-voltage testing techniques with very fast impulses--Part 1:Measuring systems for very fast front overvoltages generated in gas-insulated substations
GB/T 16511-1996
Electrical and electronic measuring equipment--Documentation
GB/T 14537-1993
Shock and bump tests on measuringrelays and protection equipment
GB/T 7265.2-1987
Test method for the complex permittivity of solid dielectric materials at microwave frequencies--Open cavity method
GB/T 7265.1-1987
Test method for complex permittivity of solid dielectric materials at microwave frequencies--Perturbation method
GB/T 3929-1983
Standard cells
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