IntroductiontoGB/T6451-2015"TechnicalParametersandRequirementsforOil-ImmersedPowerTransformers"GB/T6451-2015istheChinesenationalstandardthatspecifiesthetechnicalparametersandrequirementsforoil-immersedpowertransformers.Thisstandardappliestothree-phaseandsingle-phaseoil-immersedpowertransformerswithvoltageclassesof110kVandbelow,withafrequencyof50Hz.Thestandardcoversessentialtechnicalparametersincludingratedcapacity,voltagecombination,lossvalues,impedancevoltage,no-loadcurrent,temperatureriselimits,andinsulationlevels.Italsoprovidesdetailedrequirementsfortransformerdesign,manufacturing,testing,andperformance.Keyaspectsaddressedinthestandardinclude:-Basictechnicalparametersfordifferentvoltageclasses-Requirementsfortransformerstructureandcomponents-Performancetestingmethodsandcriteria-Technicalrequirementsforaccessories-GuidelinesfornameplatemarkingsanddocumentationThisstandardservesasanimportanttechnicalreferenceformanufacturers,users,andinspectionagenciesinChina'spowertransformerindustry,ensuringproductqualityandperformanceconsistency.ItrepresentsChina'stechnicalspecificationsinthisfieldwhileconsideringinternationalpractices.
