GB/T 20840.7-2007 English PDF

US$1359.00 · In stock
Delivery: <= 8 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 20840.7-2007: Instrument transformers -- Part 7: Electronic voltage transformers
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 20840.7-2007	1359	Add to Cart	8 days	Instrument transformers -- Part 7: Electronic voltage transformers	Valid

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Basic data

Standard ID: GB/T 20840.7-2007 (GB/T20840.7-2007)
Description (Translated English): Instrument transformers -- Part 7: Electronic voltage transformers
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: K41
Classification of International Standard: 29.180
Word Count Estimation: 54,549
Date of Issue: 2007-01-16
Date of Implementation: 2007-08-01
Quoted Standard: GB 156-2003; GB 311.1-1997; GB 1207-2006; GB/T 2900.15-1997; GB/T 2900.50-1998; GB/T 2900.57-2002; GB/T 4365-2003; GB/T 4703-2001; GB/T 4796; GB/T 4797; GB/T 4798; GB 4824; GB/T 5465.2; GB/T 7654-2003; GB/T 11021-1989; GB/T 14047-1993; GB/T 14598.3-1993
Adopted Standard: IEC 60044-7-1999, MOD
Regulation (derived from): China Announcement of Newly Approved National Standards No. 2, 2007 (No. 102 overall)
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard applies to newly manufactured analog output of electronic voltage transformers, frequency of 15Hz to 100Hz for electrical measuring instruments and electrical protection devices.

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