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JT/T 823-2019 English PDF

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JT/T 823-2019: Technical conditions for medium-voltage power distribution system of large highway bridges
Status: Valid

JT/T 823: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
JT/T 823-2019English529 Add to Cart 5 days [Need to translate] Technical conditions for medium-voltage power distribution system of large highway bridges Valid JT/T 823-2019
JT/T 823-2011English759 Add to Cart 4 days [Need to translate] Technical conditions for medium-voltage power distribution system of large highway bridges Obsolete JT/T 823-2011

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Basic data

Standard ID JT/T 823-2019 (JT/T823-2019)
Description (Translated English) Technical conditions for medium-voltage power distribution system of large highway bridges
Sector / Industry Highway & Transportation Industry Standard (Recommended)
Classification of Chinese Standard P28
Classification of International Standard 93.040
Word Count Estimation 23,267
Date of Issue 2019
Date of Implementation 2019-07-01
Issuing agency(ies) Ministry of Transport
Summary This standard specifies the general characteristics, selection of power distribution equipment and cables, safety protection, automation and installation, inspection and equipment condition assessment of medium-voltage electrical installations for large-scale highway bridges. This standard is applicable to the design, installation, operation and maintenance of user-side medium-voltage power distribution systems where long-distance distributed loads such as large highway bridges and their wiring are isolated from the public power grid.

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Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version JT/T 823-2019 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.

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