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JJG 1165-2019 English PDF

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JJG 1165-2019: Three-phase Combined Instrument Transformers
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JJG 1165-2019English559 Add to Cart 5 days [Need to translate] Three-phase Combined Instrument Transformers Valid JJG 1165-2019

PDF similar to JJG 1165-2019


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Basic data

Standard ID JJG 1165-2019 (JJG1165-2019)
Description (Translated English) Three-phase Combined Instrument Transformers
Sector / Industry Metrology & Measurement Industry Standard
Classification of Chinese Standard A55
Classification of International Standard 17.220
Word Count Estimation 24,221
Date of Issue 2019
Date of Implementation 2020-03-31
Issuing agency(ies) State Administration for Market Regulation

JJG 1165-2019: Three-phase Combined Instrument Transformers

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
(Verification Regulation of Three-phase Combined Transformer) National Measurement Verification Regulations of the People's Republic of China Three-phase combined transformer Published on December 31,.2019 2020-03-31 Implementation Issued by the State Administration of Market Supervision and Administration Three-phase combined transformer Verification regulations Centralized unit. National Electromagnetic Measurement Technical Committee High-voltage Measurement Sub-Technical Committee Main drafting unit. National High Voltage Measuring Station State Grid Sichuan Electric Power Company Participated in the drafting unit. State Grid Chengdu Power Supply Company Electric Power Research Institute of Yunnan Power Grid Co., Ltd. State Grid Sichuan Electric Power Company Measurement Center Wuhan Hansai Electric Co., Ltd. This regulation entrusts the National Electromagnetic Measurement Technical Committee High Voltage Measurement Sub-Technical Committee to interpret The main drafters of this regulation. Lei Min (National High Voltage Metering Station) Yue Changxi (National High Voltage Metering Station) Lu Bin (State Grid Sichuan Electric Power Company) Participating drafters. Li Hongliu (State Grid Chengdu Power Supply Company) Cao Min (Electric Power Research Institute of Yunnan Power Grid Co., Ltd.) Jiang Bo (State Grid Sichuan Electric Power Company Measurement Center) Zhou Guiguo (Wuhan Hansai Electric Co., Ltd.)

table of Contents

Introduction (Ⅱ) 1 Scope (1) 2 References (1) 3 Terms and definitions (1) 3.1 Three-phase voltage transformer (1) 3.2 Three-phase combined transformer (1) 3.3 Operational deterioration (1) 4 Measurement performance requirements (1) 4.1 Accuracy level and maximum allowable error (1) 4.2 Magnetic saturation margin (3) 4.3 Running worse (3) 5 General technical requirements (3) 5.1 Appearance and signs (3)

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