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DLT474.1-2018

Chinese Standard: 'DLT474.1-2018'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusRelated Standard
DL/T 474.1-2018English229 Add to Cart Days<=3 Guide for insulation test on site Insulation resistance, dielectric absorption ratio and polarization index test Valid DL/T 474.1-2018
DL/T 474.1-2018Chinese18 Add to Cart <=1-day [PDF from Chinese Authority, or Standard Committee, or Publishing House]  

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BASIC DATA
Standard ID DL/T 474.1-2018 (DL/T474.1-2018)
Description (Translated English) (On-site insulation test implementation guidelines Insulation resistance, absorption ratio and polarization index test)
Sector / Industry Electricity & Power Industry Standard (Recommended)
Classification of Chinese Standard E38
Classification of International Standard 29.040.10
Word Count Estimation 11,179
Date of Issue 2018-04-03
Date of Implementation 2018-07-01
Older Standard (superseded by this standard) DL/T 474.1-2006
Quoted Standard GB/T 6451; DL/T 596; JJG 622
Drafting Organization North China Electric Power Research Institute Co., Ltd.
Administrative Organization Power Industry High Voltage Test Technology Standardization Technical Committee
Regulation (derived from) National Energy Administration Announcement No.4 of 2018
Summary This standard specifies the technical requirements for instrument selection, test methods, precautions and judgment principles related to insulation resistance, absorption ratio and polarization index test. This standard is applicable to insulation resistance, absorption ratio and polarization index test of high and low voltage electrical equipment insulation in power plants, substations, power lines, etc., and in repair workshops and laboratories.

Related standard:   DL/T 474.2-2018  DL/T 474.3-2018
Related PDF sample:   GB/T 7600-2014  DL/T 1498.2-2016
   
 
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