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GBT19954.1-2016

Chinese Standard: 'GBT19954.1-2016'
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GB/T 19954.1-2016English150 Add to Cart 0--15 minutes. Auto immediate delivery. Electromagnetic compatibility -- Product family standard for audio, video, audio-visual and entertainment lighting control apparatus for professional use -- Part 1: Emissions Valid GB/T 19954.1-2016
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GB/T 19954.1-2016
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 33.160.20
M 74
Replacing GB/T 19954.1-2005
Electromagnetic compatibility - Product family
standard for audio, video, audio-visual and
entertainment lighting control apparatus for
professional use - Part 1. Emissions
电磁兼容 专业用途的音频, 视频, 音视频和娱乐场所灯光控制设备
的产品类标准 第 1部分. 发射
ISSUED ON. AUGUST 29, 2016
IMPLEMENTED ON. MARCH 1, 2017
Issued by. General Administration of Quality Supervision, Inspection and
Quarantine of the People's Republic of China;
Standardization Administration of the People's Republic of
China.
Table of Contents
Foreword ... 4
1 Scope ... 6
2 Normative references ... 7
3 Terms and definitions ... 8
4 Electromagnetic environment ... 10
5 Disturbance phenomenon ... 11
6 Emission limits ... 11
7 Test conditions ... 15
8 Buyer/user documentations ... 16
Annex A (Normative) Measurement method for radiation magnetic field
between 50 Hz ~ 50 kHz ... 18
Annex B (Normative) Inrush current measurement method ... 22
Annex C (Normative) Measurement method for telecommunications/network
port conducted emission ... 24
Annex D (Normative) System evaluation and field measurement ... 25
Annex E (Informative) Apparatuses transmit or control signals with infrared
emission ... 27
Annex F (Informative) Apparatuses used near the wireless microphone receiver
and receiver antenna ... 28
Annex G (Informative) Description of the inrush current limit of “thermal switch”
... 30
Annex H (Informative) Background of this Part and the relevant immunity
standard (GB 19954.2) and the use reason of measurement methods and limits
... 31
Bibliography ... 37
Foreword
GB/T 19954 “Electromagnetic compatibility - Product family standard for audio, video,
audio-visual and entertainment lighting control apparatus for professional use”
includes the following two parts.
- Part 1. Emission;
- Part 2. Immunity.
This Part is Part 1 of GB/T 19954.
This Part is drafted in accordance with the rules given in GB/T 1.1-2009.
This Part replaces GB/T 19954.1-2005 “Electromagnetic compatibility - Product family
standard for audio, video, audio-visual and entertainment lighting control apparatus for
professional use - Part 1. Emissions”.
Main changes in this Part compared with GB/T 19954.1-2005 are as follows.
- MODIFY the normative references;
- ADD definitions, requirements and measurement methods for telecommunications
or network ports in Clause 3 Terms and definitions, Clause 5 Disturbance
phenomenon and Clause 6 Emission limits;
- ADD additional information that shall be stated by the manufacturer in Clause 8
Buyer/user documentations;
- ADJUST the location of Clause 6 Emission limits, Clause 7 Test conditions and
Clause 8 Buyer/user documentations in this Part; ADJUST the clause and article
number accordingly;
- COMBINE Table 1 and Table 2 of GB/T 19954.1-2005 INTO Table 1 in this Part.
DELETE Method B (disturbance power measurement) in disturbance
phenomenon 1;
- MODIFY Annex B (normative) Measurement method for inrush current;
- ADD Annex C (normative) Measurement method for telecommunication/network
port conducted emission;
- DELETE Annex F (informative) Replaced test methods for signal, control and DC
power supply port conducted emission in the frequency range of 0.15 MHz to 30
MHz;
- MODIFY Annex G (informative) Inrush current limits of “thermal switch”.
This Part is proposed by the 3rd Research Institute of China Electronics Technology
Group Corporation.
This Part is under the jurisdiction of the National Technical Committee on Radio
Interference of Standardization Administration of China (SAC/TC 79).
Drafting organizations of this Part. 3rd Research Institute of China Electronics
Technology Group Corporation, China Quality Certification Center, Nanjing Rongxiang
Test Equipment Co., Ltd.
Main drafters of this Part. Xu Wei, Ding Shaohua, Shen Xueqi, Lin Jingping, Zhu Lin,
Guo Xiaoqi.
The previous edition of the standard replaced by this this standard is as follow.
- GB/T 19954.1-2005.
Electromagnetic compatibility - Product family
standard for audio, video, audio-visual and
entertainment lighting control apparatus for
professional use - Part 1. Emissions
1 Scope
This Part of GB/T 19554 specifies the limits and measurement methods of the
Related standard:   GB/T 19954.2-2016  GB/T 38777-2020
   
 
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