GB∕T 17626.3-2023 电磁兼容 试验和测量技术 第3部分:射频电磁场辐射抗扰度试验

3.0 51zlzl 2025-11-24 41 1.76MB 72 页 150质量币
侵权投诉
ICS 33.100.20
CCS L 06
中 华
GB/T 17626.3—2023/IEC 61000-4-3:2020
代替 GB/T 17626.3—2016
电磁兼容 试验和测量技术
第3部分:射频电磁场辐射抗扰度试验
Electromagnetic compatibility—Testing and measurement techniques—
Part 3:Radiated,radio-frequency,electromagnetic field immunity test
[IE C 61000-4-3:2020,Electromagnetic compatibility(EMC)—
Part 4-3:Testing and measurement techniques—
Radiated,radio-frequency,electromagnetic field immunity test,IDT]
2023-12-28发布
2024-07-01
国 家 市 场 监 督 管 理
国家标准化管理委员会
发 布
I
GB/ T 17626.3—2023/IEC 61000-4-3:2020
目 次
....................................................................................................................................................................................V
...................................................................................................................................................................................
VI
1范围 ........................................................................................................................................................................... 1
2规范性引用文件 ..................................................................................................................................................... 1
3术语、定义和缩略语 ................................................................................................................................................. 1
3.1 语和定义 ........................................................................................................................................................ 1
3.2 缩略语 ................................................................................................................................................................. 4
4............................................................................................................................................................................. 5
5试验等级和频率范围...............................................................................................................................................5
5.1 选择 ................................................................................................................................................. 5
5.2 ................................................................................................................................................... 6
6试验设备 ................................................................................................................................................................. 7
6.1 试验............................................................................................................................................................. 7
6.2 试验设施的描述 ............................................................................................................................................. 7
6.3 (UFA) ................................................................................................................................................ 8
6.3.1 UFA ............................................................................................................................................. 8
6.3.2 恒定场强电平设置方法 ........................................................................................................................ 12
6.3.3 恒定功率电平设置方法 ...................................................................................................................... 13
7试验布置 ................................................................................................................................................................. 14
7.1 通 则................................................................................................................................................................... 14
7.2 ............................................................................................................................................. 14
7.3 落地式设备的布置 .........................................................................................................................................17
7.4 线缆的布置 ..................................................................................................................................................... 17
7.5 人体携带设备的布置 .....................................................................................................................................18
8试验程序................................................................................................................................................................. 18
8.1 ................................................................................................................................................................... 18
8.2 实验室参考条件 ............................................................................................................................................. 19
8.2.1 通则............................................................................................................................................................ 19
8.2.2 条件 ................................................................................................................................................... 19
8.2.3 电磁环境 ................................................................................................................................................... 19
8.3 试验的实施 ..................................................................................................................................................... 19
8.4 ....................................................................................................................................................................20
9试验结果的评定.....................................................................................................................................................20
GB/T 17626.3—2023/IEC 61000-4-3:2020
10 报告 ............................................................................................................................................................... 20
附 录A(资料性)保护(设备)抵抗数字无线电话射频辐射的试验调制方式的选择原理....................... 2
A.1 可选调制方式综述 ....................................................................................................................................22
A.2 试验...........................................................................................................................................................
23
A.3 二次调制效应 ................................................................................................................................................24
A.4 结论 ................................................................................................................................................................. 24
B() 线 ................................................................................................................................26
B.1 双锥天线 ......................................................................................................................................................... 26
B.2 线 ................................................................................................................................................. 26
B.3 组合天线 ......................................................................................................................................................... 26
B.4 喇叭天线和双脊波导天线 ........................................................................................................................... 26
C(资料性) 电波暗室的应用........................................................................................................................27
C.1 电波暗室综述 .................................................................................................................................................. 27
C.2 铁氧体暗室用于1GHz 以上时的调整建议 .........................................................................................27
C.2.1 1GHz 以上辐射抗扰度试验时引起的问题 .................................................. 27
C.2.2 ............................................................................................................................28
附录D(资料性)放大器的压缩与非线性 ......................................................................................................... 29
D.1 限制放大器失真的目的.............................................................................................................................. 29
D.2 ......................................................................................................................29
D.3 限制场的谐波含量........................................................................................................................................29
D.4 线性特性对抗扰度试验的影响 ..................................................................................................................29
D.4.1 ......................................................................................................................................................... 29
D.4.2 线性特性的评估方法 ............................................................................................................................ 30
附 录 E(资料性)产品标准化专业委员会试验等级选择指南..........................................................................3
E.1 概述 ....................................................................................................................................................................3
E.2 一般用途的试验等级 ....................................................................................................................................3
E.3 无线电话射频辐射防护相关的试验等................................................................................................. 3
E.4 对固定发射设备的特殊措施 ..........................................................................................................................
35
F(资料性) 试验方法的选择 ..........................................................................................................................36
G( 资 料 性 ) 线 缆 布 ............................................................................................................................ 37
G.1 EUT .................................................................................................................. 37
G.2 场中的线缆 ..................................................................................................................................................... 37
G.3 线缆离开测试区域的线缆 .......................................................................................................................... 37
G.4 EUT 机柜的转动 .........................................................................................................................................37
H(资料性)大型及重型 EUT 的试验布置示例 ......................................................................................
38
H.1 带有底部馈线的 EUT ................................................................................................................................. 38
H.2 带有架空线缆的 EUT .................................................................................................................................39

标签: #GB #测量 #射频

摘要:

ICS33.100.20CCSL06中华人民共和国国家标准GB/T17626.3—2023/IEC61000-4-3:2020代替GB/T17626.3—2016电磁兼容试验和测量技术第3部分:射频电磁场辐射抗扰度试验Electromagneticcompatibility—Testingandmeasurementtechniques—Part3:Radiated,radio-frequency,electromagneticfieldimmunitytest[IEC61000-4-3:2020,Electromagneticcompatibility(EMC)—Part4-3:Testin...

展开>> 收起<<
GB∕T 17626.3-2023 电磁兼容 试验和测量技术 第3部分:射频电磁场辐射抗扰度试验.pdf

共72页,预览50页

还剩页未读, 继续阅读

声明:如果您的权利被侵害,请联系我们的进行举报。
作者: 51zlzl 分类:法规规范 价格:150质量币 属性:72 页 大小:1.76MB 格式:PDF 时间:2025-11-24
/ 72
客服
关注