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JJG 1156-2018 English PDF

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US$419.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
JJG 1156-2018: DC Voltage Transformers
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
JJG 1156-2018	419	Add to Cart	4 days	DC Voltage Transformers	Valid

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Basic data

Standard ID: JJG 1156-2018 (JJG1156-2018)
Description (Translated English): DC Voltage Transformers
Sector / Industry: Metrology & Measurement Industry Standard
Classification of Chinese Standard: A55
Word Count Estimation: 18,128
Date of Issue: 2018-12-25
Date of Implementation: 2019-03-25
Regulation (derived from): State Administration of Markets, Announcement No. 34 of 2018
Issuing agency(ies): State Administration for Market Regulation

JJG 1156-2018: DC Voltage 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.
(DC voltage transformer verification procedures) National Metrology Verification Regulations of the People's Republic DC voltage transformer Published on.2018-12-25 2019-03-25 implementation State Market Supervisory Administration released DC voltage transformer Verification procedure Focal Point. National Electromagnetic Measurement Technical Committee High Voltage Measurement Subcommittee Drafting unit. National High Voltage Metering Station China Electric Power Research Institute Co., Ltd. State Grid Sichuan Electric Power Company Measurement Center State Grid Corporation Operating Branch State Grid Anhui Electric Power Co., Ltd. Electric Power Research Institute Xu Ji Group Co., Ltd. This regulation entrusts the National Electromagnetic Measurement Technical Committee High Voltage Measurement Subcommittee to explain Drafters of this procedure. Li Dengyun (National High Voltage Metering Station) Lei Min (China Electric Power Research Institute Co., Ltd.) Liu Wei (State Network Sichuan Electric Power Company Metrology Center) Li Jianjian (State Grid Corporation Operating Branch) Zhou Lihua (State Grid Anhui Electric Power Co., Ltd. Electric Power Research Institute) Liu Shaobo (National High Voltage Metering Station) Tian Zhiguo (Xu Ji Group Co., Ltd.)

Introduction (II) 1 Scope (1) 2 References (1) 3 terms (1) 3.1 DC voltage transformer (1) 3.2 Primary Voltage Sensor (1) 3.3 primary converter (1) 3.4 Transmission System (1) 3.5 secondary converter (1) 4 Overview (2) 5 Metrological performance requirements (2) 5.1 Basic error and accuracy level (2) 5.2 Lifting and Deterioration (3) 5.3 Cycle Stability (3) 6 General technical requirements (3) 6.1 Appearance (3) 6.2 Insulation (3) 6.3 Polarity (3) 7 measuring instrument control (3) 7.1 Verification conditions (3) 7.2 Verification items and verification methods (4) 7.3 Processing of verification results (6) 7.4 Verification cycle (6) Appendix A Verifying the Original Record Format (7) Appendix B Format of the certificate/certification result notice (10) Appendix C Verification certificate/certification result notification result result page (page 3) style (11)

Introduction

This procedure is based on JJF1002-2010 “Rules for the Preparation of National Metrology Verification Procedures”. This procedure is the first release. DC voltage transformer verification procedures

1 Scope

This procedure is applicable to the first verification, subsequent verification and use of DC voltage transformers for HVDC transmission systems. an examination.

2 reference files

This procedure refers to the following documents. GB/T 16927.1-2011 High voltage test techniques - Part 1. General definitions and test requirements GB/T 20840.7-2007 Transformers - Part 7. Electronic voltage transformers GB/T 26217-2010 DC voltage measuring device for HVDC transmission system For dated references, only the dated version applies to this Code; any undated quotation The latest version (including all amendments) applies to this procedure.

3 terms

GB/T 20840.7-2007, GB/T 26217-2010 defined and the following terms and definitions apply to this procedure. 3.1 DC voltage transformer DCvoltagetransformer Also known as DC voltage measuring device. Means for providing a signal corresponding to the primary circuit DC voltage, for supply measurement Instruments, meters and protection or control equipment. [Refer to GB/T 26217-2010, 3.2] 3.2 primary voltage sensor primaryvoltagesensor An electrical, electronic, optical, or other device that produces a signal corresponding to a voltage between primary voltage terminals, The resulting signal is transmitted to the secondary device either directly or via a primary converter. [Refer to GB/T 20840.7-2007, 2.1.40] 3.3 primary converter primaryconverter A device that converts signals from one or more primary voltage sensors into signals suitable for the transmission system. [Refer to GB/T 20840.7-2007, 2.1.41] 3.4 Transmission system transmissionsystem A short or long range coupling device that transmits signals between primary and secondary components. According to the technology used, The transmission system can also be used to transmit power. [GB/T 20840.7-2007, 2.1.43] 3.5 secondary converter secondaryconverter Converting the signal transmitted by the transmission system to an amount proportional to the voltage between the primary terminals and providing it to the measuring instrument, Instrumentation and relay protection or control device. [Refer to GB/T 20840.7-2007, 2.1.44] ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of JJG 1156-2018_English be delivered?

Answer: Upon your order, we will start to translate JJG 1156-2018_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of JJG 1156-2018_English with my colleagues?

Answer: Yes. The purchased PDF of JJG 1156-2018_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.