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Standard ID	Contents [version]	USD	STEP2	[PDF] delivered in	Standard Title (Description)	Status	Related Standard
DL/T 474.2-2018	English	249	Add to Cart	Days<=3	Guide for insulation test on site DC high voltage test	Valid	DL/T 474.2-2018
DL/T 474.2-2018	Chinese	18	Add to Cart	<=1-day	[PDF from Chinese Authority, or Standard Committee, or Publishing House]

Detail Information of 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: 12,153
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Older Standard (superseded by this standard): DL/T 474.2-2006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