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JJF 1701.3-2019 English PDF

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US$1339.00 · In stock
Delivery: <= 9 days. True-PDF full-copy in English will be manually translated and delivered via email.
JJF 1701.3-2019: Program of Pattern Evaluation of Instrument Transformers--Part 3: Inductive Voltage Transformers
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
JJF 1701.3-2019	1339	Add to Cart	9 days	Program of Pattern Evaluation of Instrument Transformers--Part 3: Inductive Voltage Transformers	Valid

Similar standards

JJF 1234 JJF 1576 JJG 376 JJF 1701.5 JJF 1701.6 JJF 1701.4

Basic data

Standard ID: JJF 1701.3-2019 (JJF1701.3-2019)
Description (Translated English): Program of Pattern Evaluation of Instrument Transformers--Part 3: Inductive Voltage Transformers
Sector / Industry: Metrology & Measurement Industry Standard
Classification of Chinese Standard: A55
Classification of International Standard: 17.220
Word Count Estimation: 58,527
Date of Issue: 2019
Date of Implementation: 2020-03-31
Issuing agency(ies): State Administration for Market Regulation

JJF 1701.3-2019: Program of Pattern Evaluation of Instrument Transformers--Part 3: Inductive 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.
Program of Pattern Evaluation of Instrument Transformers--Part 3.Inductive Voltage Transformers National Measurement Technical Specification of the People's Republic of China Outline of type evaluation for measuring transformer Part 3.Electromagnetic voltage transformer Published on December 31,.2019 2020-03-31 Implementation Issued by the State Administration of Market Supervision and Administration Outline of type evaluation for measuring transformer Part 3.Electromagnetic voltage transformer Transformers-Part 3.Inductivevoltage Transformers Centralized unit. National Electromagnetic Measurement Technical Committee High-voltage Measurement Sub-Technical Committee Main drafting unit. China Electric Power Research Institute Co., Ltd. National High Voltage Metering Station Participated in the drafting unit. Jiangsu Institute of Metrology Shandong Institute of Metrology State Grid Sichuan Electric Power Company Computing Center Dalian First Transformer Co., Ltd. This specification entrusts the National Electromagnetic Measurement Technical Committee High Voltage Measurement Sub-Technical Committee to interpret The main drafters of this specification. Huang Hua (China Electric Power Research Institute Co., Ltd.) Wang Yan (China Electric Power Research Institute Co., Ltd.) Zhou Feng (National High Voltage Metering Station) Participating drafters. Pan Baoxiang (Jiangsu Institute of Metrology) Xuefeng Ma (Shandong Institute of Metrology) Ai Bing (State Grid Sichuan Electric Power Company Measurement Center) Sha Yuzhou (Dalian First Transformer Co., Ltd.)

Introduction (Ⅲ) 1 Scope (1) 2 References (1) 3 Terminology (1) 3.1 Routine test (2) 4 Overview (2) 5 Legal management requirements (2) 5.1 Unit of measurement (2) 5.2 External structure (2) 5.3 Logo (2) 5.4 Submitted technical materials (3) 6 Measurement requirements (3) 6.1 Accuracy level (3) 6.2 Measurement interval (3) 6.3 Winding polarity (3) 6.4 Error limits (4) 7 General technical requirements (4) 7.1 Operating environmental conditions (4) 7.2 Appearance and structure (4) 7.3 Technical requirements (5) 8 List of Type Evaluation Items (12) 9 Provide the number of prototypes and how to use them (13) 9.1 General requirements (13) 9.2 Number of prototypes provided (13) 9.3 How to use the prototype (14) 10 Test methods and conditions of test items, data processing and qualification criteria (14) 10.1 General test conditions (14) 10.2 Inspection of signs (15) 10.3 Primary power frequency withstand voltage test (16) 10.4 Partial discharge measurement (18) 10.5 Secondary-end power frequency withstand voltage test (20) 10.6 Inter-segment power frequency withstand voltage test (20) 10.7 Measurement of excitation characteristics (21) 10.8 Capacitance and dielectric loss factor measurement (22) 10.9 Accuracy test (24) 10.10 Insulation oil performance test (26) 10.11 Gas dew point measurement (29) 10.12 Temperature rise test (29) 10.13 Primary end impact pressure test (32) 10.14 Wet test of outdoor type transformer (34) 10.15 Radio interference voltage (RIV) test (35) 10.16 Inspection of enclosure protection level (37) 10.17 Sealing performance test at ambient temperature (38) 10.18 Pressure test (applicable to gas-insulated products) (40) 10.19 Short circuit withstand capability test (41) 11 Table of measuring instruments and equipment used in the test project (43) Appendix A Type Evaluation Record Format (44) Appendix B Type Evaluation Report Format (46) Appendix C Format of "Description" for Type Evaluation and Preservation Prototype

Introduction

This outline is based on JJF 1016-2014 "Guidelines for the Compilation of Outlines for Measuring Apparatus Type Evaluation", JJF 1015-2014 Compiled in accordance with the requirements of the “General Specification for Type Evaluation of Measuring Instruments”. This outline is published for the first time. Outline of type evaluation for measuring transformer Part 3.Electromagnetic voltage transformer

1 Scope

This outline is applicable to the type evaluation of measuring voltage transformers with classification code 15281000 for measuring instruments. This outline is suitable for power supply gas measurement and use, the frequency is 50Hz, the rated secondary voltage is 100V or 100/3V Electromagnetic voltage transformer.

2 Reference documents

The outline cited the following documents. JJG314 measuring voltage transformer GB/T 156 standard voltage GB/T 311.1 Insulation coordination Part 1.Definitions, principles and rules GB/T 2423.23 Environmental Test Part 2.Test Method Test Q. Seal GB/T 3954 Electrician round aluminum rod GB/T 4208 enclosure protection level (IP code) GB/T 4756 Manual sampling method of petroleum liquid GB/T 5585.1 Copper, aluminum and its alloy busbars for electrical purposes Part 1.Copper and copper alloy busbars GB/T 5832.2 Determination of trace moisture in gas analysis Part 1.Dew point method GB/T 7354 Partial discharge measurement of high voltage test technology GB/T 7674 Gas insulated metal enclosed switchgear with rated voltage of 72.5kV and above GB/T 8905 Guidelines for gas management and detection in SF6 electrical equipment GB/T 11604 High-voltage electrical equipment radio interference test method GB/T 16927.1 High voltage test technology Part 1.General definition and test requirements GB/T 16927.2 High voltage test technology Part 2.Measurement system GB/T.20138 Protection level of electrical equipment shell against external mechanical collision (IK code) GB/T 20840.1-2010 Transformers Part 1.General technical requirements GB/T 20840.3-2013 Transformers Part 3.Supplementary technical requirements for electromagnetic voltage transformers IEC 60376 Sulfur hexafluoride (SF6) technical grade specification for electrical equipment JB/T 10433 three-phase voltage transformer DL/T 506 Insulation gas humidity measurement method in sulfur hexafluoride electrical equipment For dated reference documents, only the dated version applies to this specification; for those without date references The latest version (including all amendments) is applicable to this specification.

3 Terminology

The terms used in the documents cited in this outline and the following terms apply to this outline. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of JJF 1701.3-2019_English be delivered?

Answer: Upon your order, we will start to translate JJF 1701.3-2019_English as soon as possible, and keep you informed of the progress. The lead time is typically 6 ~ 9 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of JJF 1701.3-2019_English with my colleagues?

Answer: Yes. The purchased PDF of JJF 1701.3-2019_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.