DZ/T 0101.12-1994
Active
JJG 1176-2021
Active
National Metrology and Inspection Regulations JJG
JJG 1176-2021 Harmonic Current Transformers
JJG 1176-2021 Harmonic Current Transformers
Basic Information
Standard Code:
JJG 1176-2021
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
-
Publish Date:
2021-10-18
Implement Date:
2022-04-18
Publisher:
国家市场监督管理总局
Technical Committee:
全国电磁计量技术委员会高压计量分技术委员会
Pages:
24 pages
Scope
本规程适用于安装在6 kV及以上电力系统中额定基波(频率为50 Hz或60 Hz)电流不高于3 000 A，总谐波电流不高于600 A，谐波次数最高至50次谐波的电磁式谐波电流互感器的首次检定、后续检定和使用中检查。6 kV以下的可参照本规程执行。
本规程不适用于二次输出为数字信号的谐波电流互感器。
Development Information
Drafting Units:
国家高电压计量站、中国电力科学研究院有限公司、清华大学
Drafting Persons:
李鹤、岳长喜、赵伟
Referenced Standards
JJG 313-2010 Instrument Current Transformers
GB/T 14549-1993 Quality of electric energy supply—Harmonics in public supply network
GB/T 20840.1-2010 Instrument transformers—Part 1:General requirements
GB/T 20840.2-2014 Instrument transformers—Part 2:Additional requirements for current transformers
JJG 1021-2007 Instrument Transformers in Power System
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