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JJG 780-1992 English PDF

US$599.00 · In stock
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JJG 780-1992: Verification Regulation of AC Digital Powermeter
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JJG 780-1992English599 Add to Cart 3 days [Need to translate] Verification Regulation of AC Digital Powermeter   JJG 780-1992

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Basic data

Standard ID JJG 780-1992 (JJG780-1992)
Description (Translated English) Verification Regulation of AC Digital Powermeter
Sector / Industry Metrology & Measurement Industry Standard
Classification of Chinese Standard A55
Word Count Estimation 17,119
Date of Issue 6/14/1905
Date of Implementation 1/1/1993
Issuing agency(ies) State Bureau of Technical Supervision
Summary This standard applies to new production, use and repair for measuring AC active after a single or three phase digital power meter display, as well as equipped with a digital voltmeter DC AC power converter. Active test AC voltage, current frequency range of 40 ~ 10 �� 4 Hz, error detection table is referenced is not less than the allowable value 2 �� 10 �� -4 (including 2 �� 10 �� -4).

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