GB/T 25438-2010
ActiveSpecification and technical requirements for three-phase oil-immersed tridimensional toroidal-core distribution transformers
三相油浸式立体卷铁心配电变压器技术参数和要求
Application Summary AI generated
This standard specifies the technical parameters, performance requirements, and testing methods for three-phase oil-immersed distribution transformers with a tridimensional toroidal core. It is applied in the design, manufacturing, and quality inspection of energy-efficient transformers used in power distribution networks, particularly for urban and rural power grids requiring reduced no-load losses and compact size.
Related Standards
GB/Z 1094.14-2011
Power transformers - Part 14: Design and application of liquid-immersed transformers using high-temperature insulation material
GB/Z 34935-2017
Technical specifications for oil-immersed smart power transformers
GB/Z 20840.100-2023
Instrument transformers—Part 100： Guidance for application of current transformers in power system protection
GB/T 1094.10-2003
Power transformers--Part 10: Determination of sound levels
GB/T 1094.3-2003
Power transformers--Part 3: Insulation levels，dielectric tests and external clearances in air
GB/T 13499-2002
Power transformer--Application guide
GB/T 6451-1999
Specification and technical requirements for three-phase oil-immersed power transformers
GB/T 8554-1998
Transformers and inductors for use in electronic and telecommunication equipment--Measuring methodsand test procedures
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.