DL/T 474.4-2018 English PDF

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DL/T 474.4-2018: Guide for insulation test on site AC voltage withstanding test
Status: Valid

DL/T 474.4: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
DL/T 474.4-2018	259	Add to Cart	3 days	Guide for insulation test on site AC voltage withstanding test	Valid
DL/T 474.4-2006	599	Add to Cart	3 days	Guide for insulation test on site AC voltage withstanding test	Obsolete
DL 474.4-1992	RFQ	ASK	3 days	(Field Guide for insulation test. AC voltage test)	Obsolete

Similar standards

DL/T 1432.2   DB11/ 238   GB/T 7600   DL/T 474.2   DL/T 474.3   DL/T 474.1   

Basic data

Standard ID: DL/T 474.4-2018 (DL/T474.4-2018)
Description (Translated English): Guide for insulation test on site AC voltage withstanding test
Sector / Industry: Electricity & Power Industry Standard (Recommended)
Classification of Chinese Standard: E38
Classification of International Standard: 29.040.10
Word Count Estimation: 11,192
Date of Issue: 2018-04-03
Date of Implementation: 2018-07-01
Older Standard (superseded by this standard): DL/T 474.4-2006
Quoted Standard: GB 1094.3; DL/T 1323
Regulation (derived from): National Energy Administration Announcement No.4 of 2018
Issuing agency(ies): National Energy Administration
Summary: This standard specifies some technical details such as test wiring, test equipment and precautions involved in the AC withstand voltage test of high-voltage electrical equipment. This standard applies to power plant, substation site and repair workshop, laboratory and other conditions, AC high voltage electrical equipment AC withstand voltage test.

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