NB/T 20420-2017 English PDF

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NB/T 20420-2017: qualification of class 1E electric cables and splices for nuclear power plants
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
NB/T 20420-2017	439	Add to Cart	4 days	qualification of class 1E electric cables and splices for nuclear power plants	Valid

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GB/T 13286   NB/T 20318   NB/T 20149   NB/T 20421.6   NB/T 20421.5   NB/T 20421.1   

Basic data

Standard ID: NB/T 20420-2017 (NB/T20420-2017)
Description (Translated English): qualification of class 1E electric cables and splices for nuclear power plants
Sector / Industry: Energy Industry Standard (Recommended)
Classification of Chinese Standard: F83
Classification of International Standard: 27.120.20
Word Count Estimation: 19,164
Date of Issue: 2017-02-10
Date of Implementation: 2017-07-01
Quoted Standard: GB/T 11026; GB/T 12727; GB/T 18380.12; GB/T 18380.22; GB/T 18380.32; GB/T 18380.33; GB/T 18380.34; GB/T 18380.35; GB/T 18380.36
Regulation (derived from): State Energy Bureau Announcement No. 3 of 2017
Issuing agency(ies): National Energy Administration
Summary: This standard specifies the basic principles, requirements, and guidelines for the identification of safety grade cables and joints in nuclear power plants. This standard applies to nuclear power plant safety grade medium and low voltage power cables, control and instrumentation signal cables, including the identification of communication cables and connectors. It is also suitable for the identification of wires and cables inside electrical equipment. This standard does not apply to the identification of safety grade optical cables in nuclear power plants.

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