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JJF 1701.3-2019: Program of Pattern Evaluation of Instrument Transformers--Part 3: Inductive Voltage Transformers
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| JJF 1701.3-2019 | English | 1339 |
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Program of Pattern Evaluation of Instrument Transformers--Part 3: Inductive Voltage Transformers
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JJF 1701.3-2019
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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
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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.)
table of Contents
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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