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Program of Pattern Evaluation of Fixed AC Electricity Meters - Active Electrical Energy Meters
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JJF 1245.1-2010 | English | RFQ |
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Program of pattern evaluation of electricity meters. General requirements
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O.T.N. of Rockwell Hardness Primary Standard
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Basic data Standard ID | JJF 1245.1-2019 (JJF1245.1-2019) | Description (Translated English) | Program of Pattern Evaluation of Fixed AC Electricity Meters - Active Electrical Energy Meters | Sector / Industry | Metrology & Measurement Industry Standard | Classification of Chinese Standard | A55 | Classification of International Standard | 17.220 | Word Count Estimation | 69,694 | Date of Issue | 2019 | Date of Implementation | 2020-03-31 | Issuing agency(ies) | State Administration for Market Regulation |
JJF 1245.1-2019: Program of Pattern Evaluation of Fixed AC Electricity Meters - Active Electrical Energy Meters ---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.
(Outline of Type Evaluation of Installed AC Energy Meter-Active Energy Meter)
National Measurement Technical Specification of the People's Republic of China
Outline of Type Evaluation of Installed AC Energy Meter
Active energy meter
Published on December 31,.2019
2020-03-31 Implementation
Issued by the State Administration of Market Supervision and Administration
Type evaluation of installed AC electric energy meter
Outline Active Energy Meter
Partial replacement
JJF 1245.1~6-2010
Centralized unit. National Electromagnetic Measurement Technical Committee
Main drafting unit. Zhejiang Institute of Metrology
China Electric Power Research Institute
Participated in the drafting unit. China Academy of Metrology
Zhejiang Zhengtai Instruments Co., Ltd.
This specification entrusts the National Electromagnetic Measurement Technical Committee to interpret
The main drafters of this specification.
Zhu Zhongwen (Zhejiang Institute of Metrology)
Zhou Shaoyuan (Zhejiang Institute of Metrology)
Gao Bo (China Electric Power Research Institute)
Participating drafters.
Zheng Jianzhong (Zhejiang Institute of Metrology)
Peng Xiaoxiao (Zhejiang Institute of Metrology)
Wang Lei (Chinese Academy of Metrology)
Liu Dexin (Zhejiang Zhengtai Instruments Co., Ltd.)
table of Contents
Introduction (Ⅲ)
1 Scope (1)
2 References (1)
3 Terminology (3)
3.1 Instrument and its composition (3)
3.2 Measurement characteristics (5)
3.3 Type evaluation (8)
4 Overview (8)
4.1 Purpose and principle(8)
4.2 Structure (9)
5 Legal management requirements (9)
5.1 Requirements for units of measurement (9)
5.2 Accuracy class (9)
5.3 Measurement legal mark and measurement equipment labeling requirements (9)
5.4 External structure design requirements (10)
5.5 Installation requirements (10)
6 Metrology and technical requirements (10)
6.1 Rated working conditions (10)
6.2 Accuracy requirements (13)
6.3 Requirements for time-sharing instruments and multi-rate instruments (19)
6.4 Metering performance protection (software requirements) (19)
6.5 Applicability (19)
6.6 Durability (20)
6.7 Safety and special requirements (20)
6.8 Functional requirements (20)
7 Type Evaluation Project Table (20)
8 Technical data and test prototypes to be submitted by the applicant (20)
8.1 Technical information that the applicant should submit (20)
8.2 Test prototype (21)
9 Type evaluation conditions and methods (22)
9.1 General requirements (22)
9.2 Maximum allowable error compliance test (24)
9.3 Influence test (27)
9.4 Interference test (36)
9.5 Time-sharing and multi-rate instrument test (50)
10 Type evaluation record format (51)
Appendix A List of Key Parts (52)
Appendix B List of test items (53)
Appendix C. Instrument symbols and signs (55)
Introduction
"Type Evaluation Outline of Installed AC Watt-hour Meter" refers to international recommendations OIMLR46-1/-2.2012 and
GB/T 17215 series of national standards, and in accordance with JJF 1016-2014 "Outline of Type Appraisal Outline of Measuring Instruments"
Prepared by the requirements of "Guide to Writing." Contains the following 5 parts.
---JJF 1245.1-2019 "Installation type AC energy meter type evaluation outline active energy meter";
---JJF 1245.2-2019 "Software Requirements for Type Evaluation Outline of Installed AC Energy Meter";
---JJF 1245.3-2019 "Reactive Reactive Energy Meter for Type Evaluation Outline of Installed AC Energy Meter";
---JJF 1245.4-2019 "Special Requirements and Safety Requirements for Type Evaluation Outline of Installed AC Energy Meters";
---JJF 1245.5-2019 "Functional Requirements for Type Evaluation Outline of Installed AC Energy Meter".
When using the "Type Evaluation Outline of Installed AC Watt-hour Meter" for the type evaluation test of the AC Watt-hour meter, the
According to the characteristics of the energy meter, select the corresponding part of the outline.
This series outline replaces the original series outline JJF 1245.1~6-2010, compared with JJF 1245.1~6-2010,
The main changes are as follows.
---Adopt a new frame structure. no longer use general requirements-special requirements structure. With international recommendations OIML
R46-1/-2.2012 is the main part, adding relevant content of GB/T 17215 series of national standards. JJF 1245.1-2019
And JJF 1245.2-2019 basically covers the content of OIMLR46-1/-2.2012; JJF 1245.3-2019
According to the content of reactive energy meter measurement and technical requirements in the national standard, it is compiled according to the architecture of JJF 1245.1-2019
Write; JJF 1245.4-2019 according to JJF 1245.1-2019 and JJF 1245.3-2019 not covered but national standards
Contains the content of measurement and technical requirements and safety-related requirements; JJF 1245.5-2019 in
Revised on the basis of JJF 1245.6-2010.
--- Added software requirements. JJF 1245.2-2019 refers to international recommendations OIMLR46-1/-2.2012
The content of the quantitative performance protection chapter, combined with the technical characteristics and management requirements of my country's electric energy meter, proposes software requirements for the electric energy meter
Seeking, and give the verification method.
--- Added and revised measurement and technical requirements. increased durability, higher harmonics, differential mode current interference, electricity
Rapid changes in current, ringing wave and other items, modified voltage and current harmonics, constant magnetic field, radio frequency electromagnetic field radiation, electricity
Pressure drop and short-term interruption, vibration, sunlight radiation protection, waterproof and other test items.
The previous releases of this series of outlines are.
JJF 1245.1-2010 "General Requirements for Type Evaluation Outline of Installed Energy Meter"
JJF 1245.2-2010 "Specification Requirements for Type Evaluation Outline of Installed Watt-hour Meter" Electromechanical Active Watt-hour Meter
(Level 0.5, 1 and 2)
JJF 1245.3-2010 "Specification Requirements for Type Evaluation Outline of Installed Watt-hour Meter" Static Active Watt-hour Meter
(0.2S, 0.5S, level 1 and 2)》
JJF 1245.4-2010 "Specification Requirements for Type Evaluation Outline of Installed Energy Meters Electromechanical Reactive Energy Meters (2
And level 3)
JJF 1245.5-2010 "Specification Requirements for Type Evaluation Outline of Installed Watt-hour Meter" Static Reactive Watt-hour Meter (2
And level 3)
JJF 1245.6-2010 "Special Requirements for Installed Energy Meter Type Evaluation Outline Functional Energy Meter"
Special instructions for this specification.
This specification is mainly written with reference to the framework and content of the international recommendation OIMLR46-1/-2.2012, combined with
The technical requirements and test methods of GB/T 17215.211 and GB/T 17215.321 have been modified to increase the standard
The requirements of the accuracy level E level have coordinated the inconsistencies between international recommendations and national standards.
Outline of Type Evaluation of Installed AC Energy Meter
Active energy meter
1 Scope
This specification applies to single and three-phase active energy meters with a frequency of 50Hz or 60Hz (hereinafter referred to as instruments)
Type evaluation.
This specification does not apply to instruments whose nominal voltage exceeds 600V (multiphase instruments are line-to-neutral voltage)
Instrument connected to electronic transformer (GB/T 20840.8-2007), used to connect low-voltage current sensor
(IEC 61869-10.2018) data interface for meters, portable meters, standard electric energy meters and meter registers.
2 Reference documents
This specification refers to the following documents.
JJF 1001 General Measurement Terms and Definitions
JJF 1015 General Specification for Type Evaluation of Measuring Instruments
JJF 1245.2-2019 Software Requirements for Type Evaluation Outline of Installed AC Energy Meter
JJF 1245.4-2019 Special Requirements and Safety Requirements for Type Evaluation Outline of Installed AC Energy Meter
JJF 1245.5-2019 Functional Requirements for Type Evaluation Outline of Installed AC Energy Meter
GB/T 2423.1-2008 Environmental testing for electrical and electronic products Part 2.Test methods Test A. Low
Wen (IES60068-2-1.2007, IDT)
GB/T 2423.2-2008 Environmental testing for electrical and electronic products Part 2.Test methods Test B.
high temperature
GB/T 2423.4-2008 Environmental testing for electrical and electronic products. Part 2.Test method test Db.
Alternating damp heat (12h 12h cycle)
GB/T 2423.43-2008 Environmental testing for electrical and electronic products. Part 2.Test methods Vibration and shock
And the installation of similar kinetic test samples
GB/T 2900.77-2008 Electrotechnical terminology Electrical and electronic measurement and instrumentation Part 1.Measured
General term
GB/T 4208-2017 enclosure protection level (IP code)
GB/T 15284-2002 Special requirements for multi-rate energy meters
GB/T 16422.3-2014 Plastic laboratory light source exposure test method Part 3.Fluorescent ultraviolet lamp
GB/T 16927.1-2011 High voltage test technology Part 1.General definition and test requirements
GB/T 17215.211 Electrical measurement equipment (AC) General requirements, tests and test conditions Part 11
Points. Measuring equipment
GB/T 17215.321 Electrical measurement equipment (AC) Particular requirements Part 21.Static active energy
Table (Class A, Class B, Class C, Class D and Class E)
GB/T 17215.301-2007 Special requirements for multifunctional energy meters
GB/T 17215.9321-2016 Credibility of electrical measuring equipment Part 321.Durability-high temperature
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