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Chinese Standard: 'DLT474.2-2018'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusRelated Standard
DL/T 474.2-2018English249 Add to Cart Days<=3 Guide for insulation test on site DC high voltage test Valid DL/T 474.2-2018
DL/T 474.2-2018Chinese18 Add to Cart <=1-day [PDF from Chinese Authority, or Standard Committee, or Publishing House]  


Standard ID DL/T 474.2-2018 (DL/T474.2-2018)
Description (Translated English) (On-site insulation test implementation guide DC high voltage test)
Sector / Industry Electricity & Power Industry Standard (Recommended)
Classification of Chinese Standard E38
Classification of International Standard 29.040.10
Word Count Estimation 12,120
Date of Issue 2018-04-03
Date of Implementation 2018-07-01
Older Standard (superseded by this standard) DL/T 474.2-2006
Quoted Standard GB/T 16927.1; GB/T 16927.2
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 rules and precautions for the generation of test voltage, test wiring, selection of main components and test methods involved in the on-site DC high voltage test. This standard is applicable to DC withstand voltage test and DC leakage current test of high voltage electrical equipment insulation in substation, power plant site and in repair workshop and laboratory conditions.

Related standard:   DL/T 474.1-2018  DL/T 474.3-2018
Related PDF sample:   GB/T 7600-2014  DL/T 1498.1-2016
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