GB/T 22578.1-2008
Electrical insulation systems(EIS).Thermal evaluation of combined liquid and solid components.Part1:General requirements (English Version)

Standard No.

GB/T 22578.1-2008

Language

Chinese, Available in English version

Release Date

2008

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2018-07

Replace By

GB/T 22578.1-2017

Latest

GB/T 22578.1-2017

Scope

This standard applies to electrical insulation systems containing solid and liquid parts, independent of the voltage class, where thermal stress is the main aging factor. This standard specifies the dual temperature test procedure for the thermal evaluation and identification of electrical insulation systems.

GB/T 22578.1-2008 Referenced Document

• GB 2536 Fluids for electrotechnical applications.Unused mineral insulating oils for transformers and switchgear *， 2011-12-05 Update
• GB/T 11026.3-2006 Electrical insulating materials.Thermal endurance properties.Part 3:Instructions for calculating thermal endurance characteristics
• GB/T 1408.1-2006 Electrical strength of insulating materials-Test methods-Part 1:Tests at power frequencies
• GB/T 1409-2006 Recommended methods for the determination of the permittivity and dielectric dissipation fator of electrical insulating materials at power,audio and radio frequencies including meter wavelengths
• GB/T 17623 Determination of componental contents of gases dissolved in insulating oil by gas chromatography method*， 2017-05-12 Update
• GB/T 20111.1-2006 Electrical insulation systems--Procedures for thermal evaluation--Part 1: General requirements--Low-voltage
• GB/T 20112-2006 Evaluation and qualification of electrical insulation systems
• GB/T 20113-2006 Electrical insulation systems (EIS)--Thermal classification
• GB/T 20628.2-2006 Cellulosic papers for electrical purposes-Part2:Methods of test
• GB/T 21216-2007 Insulating liquids.Determination of the dielectric dissipation factor by measurement of the conductance and capacitance.Test method
• GB/T 507 Insulating liquids--Determination of the breakdown voltage at power frequency
• GB/T 5654-2007 Insulating liquids.Measurement of relative permittivity,dielectric dissipation factor and d.c.resistivity
• GB/T 6541 Petroleum products--Mineral oils--Determination of interfacial tension of oil against water--Ring method
• GB/T 7252 Guide to the analysis and the diagnosis of gases dissolved in transformer oil
• IEC 60216-5 Electrical insulating materials - Thermal endurance properties - Part 5: Determination of relative temperature index (RTI) of an insulating material*， 2022-11-18 Update
• IEC 60422 Mineral insulating oils in electrical equipment - Supervision and maintenance guidance; Corrigendum 1*， 2013-12-01 Update
• IEC 60450 Measurement of the average viscometric degree of polymerization of new and aged cellulosic electrically insulating materials
• IEC 60763-2 Specification for laminated pressboard; part 2: methods of test
• IEC 60814 Insulating liquids - Oil-impregnated paper and pressboard - Determination of water by automatic coulometric Karl Fischer titration

GB/T 22578.1-2008 history

• 2017 GB/T 22578.1-2017 Electrical insulation systems (EIS)—Thermal evaluaion of combined liquid and solid components—Part 1: General requiremnts
• 2008 GB/T 22578.1-2008 Electrical insulation systems(EIS).Thermal evaluation of combined liquid and solid components.Part1:General requirements

GB/T 22578.1-2008 -All Parts