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GB/T 17626.6-2017: Electromagnetic compatibility -- Testing and measurement techniques -- Immunity to conducted disturbances, induced by radio-frequency fields Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid GB/T 17626.6: Historical versions
Similar standardsGB/T 17626.6-2017: Electromagnetic compatibility -- Testing and measurement techniques -- Immunity to conducted disturbances, induced by radio-frequency fields---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT17626.6-2017 GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 33.100.20 L 06 GB/T 17626.6-2017 / IEC 61000-4-6.2013 Replacing GB/T 17626.6-2008 Electromagnetic Compatibility – Testing and Measurement Techniques – Immunity to Conducted Disturbances, Induced by Radio-Frequency Fields [IEC 61000-4-6.2013, Electromagnetic Compatibility (EMC) – Part 4-6.Testing and Measurement Techniques – Immunity to Conducted Disturbances, Induced by Radio- Frequency Fields, IDT] Issued on: DECEMBER 29, 2017 Implemented on: JULY 01, 2018 Issued by. General Administration of Quality Supervision, Inspection and Quarantine; Standardization Administration of the People’s Republic of China. Table of ContentsForeword... 4 1 Scope... 8 2 Normative References... 8 3 Terms and Definitions... 9 4 General... 10 5 Test Levels... 13 6 Test Equipment and Level Adjustment Procedures... 14 6.1 Test generator... 14 6.2 Coupling and decoupling devices... 15 6.3 Verification of the common mode impedance at the EUT port of coupling and decoupling devices... 24 6.4 Setting of the test generator... 27 7 Test Setup and Injection Methods... 30 7.1 Test setup... 30 7.2 EUT comprising a single unit... 31 7.3 EUT comprising several units... 32 7.4 Rules for selecting injection methods and test points... 33 7.5 CDN injection application... 35 7.6 Clamp injection application when the common mode impedance requirements can be met... 37 7.7 Clamp injection application when the common mode impedance requirements cannot be met... 38 7.8 Direct injection application... 39 8 Test Procedure... 39 9 Evaluation of the Test Results... 40 10 Test Report... 41 Annex A (Normative) EM and Decoupling Clamps... 43 Annex B (Informative) Selection Criteria for the Frequency Range of Application.. 53 Annex C (Informative) Guide for Selecting Test Levels... 56 Annex D (Informative) Information on Coupling and Decoupling Networks... 57 Annex E (Informative) Information for the Test Generator Specification... 63 Annex F (Informative) Test Setup for Large EUTs... 64 Annex G (Informative) Measurement Uncertainty of the Voltage Test Level... 67 Annex H (Informative) Measurement of AE Impedance... 80 Annex I (Informative) Port-to-Port Injection... 84 Annex J (Informative) Amplifier Compression and Non-Linearity... 86 Bibliography... 92ForewordCurrently, GB/T 17626 Electromagnetic Compatibility – Testing and Measurement Techniques includes the following parts. --- GB/T 17626.1-2006 Electromagnetic Compatibility - Testing and Measurement Techniques - Overview of Immunity Tests; --- GB/T 17626.2-2006 Electromagnetic Compatibility(EMC) - Testing and Measurement Techniques - Electrostatic Discharge Immunity Test; --- GB/T 17626.3-2016 Electromagnetic Compatibility- Testing and Measurement Techniques- Radiated, Radio-Frequency, Electromagnetic Field Immunity Test; --- GB/T 17626.4-2008 Electromagnetic Compatibility - Testing and Measurement Techniques - Electrical Fast Transient/Burst Immunity Test; --- GB/T 17626.5-2008 Electromagnetic Compatibility - Testing and Measurement Techniques - Surge Immunity Test; --- GB/T 17626.6-2017 Electromagnetic Compatibility - Testing and Measurement Techniques - Immunity to Conducted Disturbances, Induced by Radio-Frequency Fields; --- GB/T 17626.7-2008 Electromagnetic Compatibility - Testing and Measurement Techniques - General Guide on Harmonics and Inter-Harmonics Measurements and Instrumentation for Power Supply Systems and Equipment; --- GB/T 17626.8-2006 Electromagnetic Compatibility (EMC) - Part 8.Testing and Measurement Techniques - Power Frequency Magnetic Field Immunity Test; --- GB/T 17626.9-2011 Electromagnetic Compatibility - Testing and Measurement Techniques - Pulse Magnetic Field Immunity Test; --- GB/T 17626.10-1998 Electromagnetic Compatibility - Testing and Measurement Techniques - Damped Oscillatory Magnetic Field Immunity Test; --- GB/T 17626.11-2008 Electromagnetic Compatibility - Testing and Measurement Techniques - Voltage Dips, Short Interruptions and Voltage Variations Immunity Tests; --- GB/T 17626.12-2013 Electromagnetic Compatibility - Testing and Measurement Techniques - Ring Wave Immunity Test; --- GB/T 17626.13-2006 Electromagnetic Compatibility (EMC) - Testing and Measurement Techniques - Harmonics and Inter-harmonics including Mains Signalling at A.C. Power Port Low Frequency Immunity Test; --- GB/T 17626.14-2005 Electromagnetic Compatibility - Testing and Measurement Techniques - Voltage Fluctuation Immunity Test; --- GB/T 17626.15-2011 Electromagnetic Compatibility—Testing and Measurement Techniques – Flickermeter - Functional and Design Specifications; --- GB/T 17626.16-2007 Electromagnetic Compatibility - Testing and Measurement Techniques - Test for Immunity to Conducted Common Mode Disturbances in the Frequency Range 0 Hz to 150 kHz; --- GB/T 17626.17-2005 Electromagnetic Compatibility - Testing and Measurement Techniques - Ripple on D.C. Input Power Port Immunity Test; --- GB/T 17626.18-2016 Electromagnetic Compatibility - Testing and Measurement Techniques - Damped Oscillatory Wave Immunity Test; --- GB/T 17626.20-2014 Electromagnetic Compatibility - Testing and Measurement Techniques - Emission and Immunity Testing in Transverse Electromagnetic (TEM) Waveguide; --- GB/T 17626.21-2014 Electromagnetic Compatibility - Testing and Measurement Techniques - Reverberation Chamber Test Methods --- GB/T 17626.24-2012 Electromagnetic Compatibility - Testing and Measurement Techniques - Test Methods for Protective Devices for HEMP Conducted Disturbance; --- GB/T 17626.27-2006 Electromagnetic Compatibility (EMC) - Testing and Measurement Techniques - Unbalance Immunity Test; --- GB/T 17626.28-2006 Electromagnetic Compatibility (EMC) - Testing and Measurement Techniques - Variation of Power Frequency Immunity Test; --- GB/T 17626.29-2006 Electromagnetic Compatibility (EMC) - Testing and Measurement Techniques - Voltage Dips Short Interruptions and Voltage Variations on D.C. Input Power Port Immunity Tests; --- GB/T 17626.30-2012 Electromagnetic Compatibility - Testing and Measurement Techniques - Power Quality Measurement Methods; --- GB/T 17626.34-2012 Electromagnetic Compatibility—Testing and Measurement Techniques - Voltage Dips, Short Interruptions and Voltage Variations Immunity Tests for Equipment with Mains Current More than 16 Aper Phase. This Part is Part 6 of GB/T 17626. This Part was drafted as per the rules specified in GB/T 1.1-2009. This Part replaced GB/T 17626.6-2008 Electromagnetic Compatibility - Testing and Measurement Techniques - Immunity to Conducted Disturbances Induced by Radio-Frequency Fields. Compared with GB/T 17626.6-2008, the major technical contents of this Part are as follows. --- Modify the use of some CDNs; --- Modify the calibration method of the current clamp; --- Re-edited Clause 7 "Test Arrangement and Injection Method"; --- Modify Annex A, adding decoupling clamps, etc.; --- Add Annex G Measurement Uncertainty of the Voltage Test Level; --- Add informative Annexes H, I and J. This Part used the translation method to equivalently adopt IEC 61000-4-6.2013 (Edition 4.0) Electromagnetic Compatibility (EMC) – Part 4-6.Testing and Measurement Techniques – Immunity to Conducted Disturbances, Induced by Radio-Frequency Fields. The Chinese documents that have consistent correspondence with the international documents normatively cited in this Part are as follows. --- GB/T 4365-2003 Electrotechnical Terminology - Electromagnetic Compatibility [IEC 60050(161).1990, IDT] In order to comply with the compilation requirements of national standards and Chinese expression habits and to correct several clerical errors in IEC61000-4-6.2013, the following editorial changes have been made in this Part. --- Change the original standard name “Electromagnetic Compatibility (EMC) – Part 4-6. Testing and Measurement Techniques – Immunity to Conducted Disturbances, Induced by Radio-Frequency Fields” into “Electromagnetic Compatibility –Testing and Measurement Techniques – Immunity to Conducted Disturbances, Induced by Radio- Frequency Fields”; --- Modify the Paragraph 1 of Clause 5 from “intentional electromagnetic fields emitted from RF transmitters” into “electromagnetic fields emitted from RF transmitters”; --- Change the location of NOTE 1 in 6.2 behind Table 3; --- CORRECT “when the guidance of 7.4.1 is followed” in NOTE 1 of 6.2.3.1 INTO “when the guidance of 7.7 is followed”; --- CORRECT “uncertainty related to 7.4.1 is not considered in Annex G” in NOTEs 15 and 21 of Annex G INTO “uncertainty related to 7.7 is not considered in Annex G”; --- Add an item in Bibliography. This Part was proposed by and under the jurisdiction of National Technical Committee on Electromagnetic Compatibility of Standardization Administration of China (SAC/TC 246). Drafting organization of this Part. The 3rd Research Institute of China Electronics Technology Group Corporation. Chief drafting staffs of this Part. Xu Wei, Ding Shaohua, Lin Jingping, Zhang Xiaogang, and Fu Zhaofeng. The historical editions replaced by this Standard are as follows. --- GB/T 17626.6-1998, GB/T 17626.6-2008. Electromagnetic Compatibility – Testing and Measurement Techniques – Immunity to Conducted Disturbances, Induced by Radio-Frequency Fields1 ScopeThis Part of GB/T 17626 relates to the conducted immunity requirements of electrical and electronic equipment to electromagnetic disturbances coming from intended radio-frequency (RF) transmitters in the frequency range 150kHz up to 80MHz.2 Normative ReferencesThe following documents are essential to the application of this document. For the dated documents, only the versions with the dates indicated are applicable to this document; for the undated documents, only the latest version (including all the amendments) is applicable to this document. IEC 60050(161) International Electrotechnical Vocabulary (IEV) – Chapter 161. Electromagnetic Compatibility3 Terms and DefinitionsFor the purposes of this document, the terms and definitions given in IEC 60050(161) as well as the following apply. 3.1 Artificial hand Electrical network simulating the impedance of the human body under average operational conditions between a hand-held electrical appliance and earth. 3.2 Auxiliary equipment; AE Equipment necessary to provide the equipment under test (EUT) with the signals required for normal operation and equipment to verify the performance of the EUT.4 GeneralThe source of disturbance covered by this Part is basically an electromagnetic field, coming from intended RF transmitters, that may act on the whole length of cables connected to installed equipment.5 Test LevelsAccording to this standard, tests are required for induced disturbances caused by electromagnetic fields coming from RF transmitters in the frequency range 150kHz to 80MHz.6 Test Equipment and Level Adjustment Procedures6.1 Test generator The test generator includes all equipment and components for supplying the input port of each coupling device with the disturbing signal at the required signal level at the appropriate injection point.7 Test Setup and Injection Methods7.1 Test setup The equipment to be tested is placed on an insulating support of 0.1 m ± 0.05 m height above a reference ground plane. 7.2 EUT comprising a single unit The EUT shall be placed on an insulating support 0.1 m above the reference ground plane.8 Test ProcedureThe EUT shall be tested within its intended operating and climatic conditions. ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. 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