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JB/T 8439-2008 English PDF

US$209.00 ยท In stock
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JB/T 8439-2008: Corona-proof specification of high voltage rotating a.c machines used in high altitude area
Status: Valid

JB/T 8439: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
JB/T 8439-2008English209 Add to Cart 3 days [Need to translate] Corona-proof specification of high voltage rotating a.c machines used in high altitude area Valid JB/T 8439-2008
JB/T 8439-1996English199 Add to Cart 2 days [Need to translate] (High-voltage motors for use in high-altitude areas of anti-corona technical requirements) Obsolete JB/T 8439-1996

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Basic data

Standard ID JB/T 8439-2008 (JB/T8439-2008)
Description (Translated English) Corona-proof specification of high voltage rotating a.c machines used in high altitude area
Sector / Industry Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard K20
Word Count Estimation 8,843
Date of Issue 2008-06-16
Date of Implementation 2008-12-01
Older Standard (superseded by this standard) JB/T 8439-1996
Quoted Standard GB/T 2900.5
Regulation (derived from) NDRC Notice No. 44 of 2008
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This standard specifies the use of high pressure at high altitudes AC corona technical requirements, test methods and inspection rules. This standard applies to working altitude above 1000m to 5000m, and above the rated voltage 6kV windings and core in contact with the ambient atmosphere AC motor. There are other anti-corona requires AC motors also refer to the use.


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