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JJG 622-1997 English PDF

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JJG 622-1997: Verification regulation of megohmmeter

JJG 622: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
JJG 622-1997English809 Add to Cart 4 days [Need to translate] Verification regulation of megohmmeter   JJG 622-1997
JJG 622-1989EnglishRFQ ASK 3 days [Need to translate] (Chinese Industry Standard) Obsolete JJG 622-1989

PDF similar to JJG 622-1997


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Basic data

Standard ID JJG 622-1997 (JJG622-1997)
Description (Translated English) Verification regulation of megohmmeter
Sector / Industry Metrology & Measurement Industry Standard
Classification of Chinese Standard A55
Word Count Estimation 23,236
Date of Issue 6/19/1905
Date of Implementation 5/1/1998
Older Standard (superseded by this standard) JJG 622-1989
Issuing agency(ies) State Bureau of Technical Supervision
Summary This standard applies to insulation resistance meter to measure the insulation resistance of the direct acting indicating analogue (including new manufacturing, use and repair of the insulation resistance meter) of the test, does not apply to digital and special purpose, and its technical requirements the regulations provide for different measuring the insulation resistance of the instrument.

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Question 5: Should I purchase the latest version JJG 622-1997?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version JJG 622-1997 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.