GB/T 17626.4-2018Electromagnetic compatibility -- Testing and measurement techniques -- Electrical fast transient/burst immunity test (English PDF)

Foreword

GB/T 17626 "Electromagnetic compatibility - Testing and measurement

techniques" currently consists of the following parts.

- GB/T 17626.1-2006 Electromagnetic compatibility - Testing and

measurement techniques - Overview of immunity tests;

- GB/T 17626.2-2018 Electromagnetic compatibility - 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 17626.4-2018 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

interharmonics measurements and instrumentation, for power supply

systems and equipment connected thereto;

- GB/T 17626.8-2006 Electromagnetic compatibility (EMC) - Part 4-8.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 17626.10-2017 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 interharmonics 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 17626.22-2017 Electromagnetic compatibility (EMC) - Testing and

measurement techniques - Radiated emissions and immunity

measurements in fully anechoic rooms (FARs);

- 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 A

per phase.

This Part is Part 4 of GB/T 17626.

This Part is drafted in accordance with the rules given in GB/T 1.1-2009.

This Part replaces GB/T 17626.4-2008 "Electromagnetic compatibility - Testing

and measurement techniques - Electrical fast transient/burst immunity test".

Compared with GB/T 17626.4-2008, the main technical changes are as follows.

- DELETE the reference standard IEC 60050-300.2001, International

Electrotechnical Vocabulary Electrical and Electronic Measurements and

Measuring Instruments Part 311.General Terms Relating to Measurements;

Part 312.General Terms Relating to Electrical Measurements; Part 313.

Types of Electrical Measuring Instruments; Part 314.Specific Terms

According to the Type of Instrument (see Clause 2);

- ADD 1 term and definition (see 3.1.1);

- ADD the abbreviations (see 3.2);

- DELETE the main components of the test generator (see 6.2.1);

- ADD Figure 3 and the calculation formula of the ideal waveform (see 6.2.2);

- DELETE "Figure 3 -- Waveform of a single pulse when connected to a 50

ohm load"; ADD "Figure 3 -- Ideal waveform of a single pulse into a 50 ohm load"

(see Figure 3 of 6.2.2);

- ADD 6.4.2 Calibration of the capacitive coupling clamp; ADD Figure 7 and

Figure 8 (see 6.4.2);

- ADD 7.2.2 Verification of the test instrument (see 7.2.2);

- ADD the annotation behind the capacitive coupling clamp in Figure 11 (see

Figure 11);

- MODIFY the test setup for equipment with elevated cable entries; ADD

Figure 13 (see 7.2.2, Figure 13);

- DELETE Figure 12; ADD Figure 15 (see 7.4.2, Figure 15);

- ADD Annex C Measurement uncertainty (MU) considerations (see Annex

C);

- DELETE 1 in "unit" in Table C.1 and Table C.2 of Annex C (see Table C.1

and Table C.2 of Annex C);

- MODIFY A in Table C.1 of Annex C TO alpha, because there is no A in Annex C

(see Table C.1 of Annex C).

This Part uses the translation method to be identical to IEC 61000-4-4.2012

"Electromagnetic compatibility (EMC) - Part 4-4.Testing and measurement

techniques - Electrical fast transient/burst immunity test".

This Part has made the following editorial changes.

- To be consistent with the existing standard series, the name of this Part is

changed to "Electromagnetic compatibility - Testing and measurement

techniques - Electrical fast transient/burst immunity test".

This Part was proposed by and shall be under the jurisdiction of National

Technical Committee on Electromagnetic Compatibility of Standardization

Administration of China (SAC/TC 246).

Drafting organizations of this Part. Shanghai Institute of Process Automation &

Instrumentation Co., Ltd., Shanghai Institute of Measurement and Testing

Technology, China Electric Power Research Institute Co., Ltd., Shanghai

Inspection and Testing Institute of Instruments and Automation Systems.

Main drafters of this Part. Wang Ying, Weng Haifeng, Yu Lei, Zhang Yixiang,

Gong Zeng, Li Ni, Zhou Pengcheng, Fei Jie.

The previous released versions replaced by this Part are as follows.

- GB/T 17626.4-1998, GB/T 17626.4-2008.

1 Scope

This Part of GB/T 17626 relates to the requirements and test methods for the

immunity of electrical and electronic equipment to repetitive electrical fast

transients. It additionally defines ranges of test levels and establishes test

procedures.

2 Normative references

The following referenced documents are indispensable for the application of

this document. For dated references, only the edition cited applies. For undated

references, the latest edition of the referenced document (including any

amendments) applies.

GB/T 4365-2003 Electrotechnical terminology - Electromagnetic

compatibility [IEC 60050(161).1990, IDT]

3 Terms, definitions and abbreviations

4 General

The repetitive fast transient test is a test with bursts consisting of a number of

fast transients, coupled into power, control, signal and earth ports of electrical

and electronic equipment.

5 Test levels

The preferred test levels for the electrical fast transient test, applicable to power,

control, signal and earth ports of the equipment are given in Table 1.

6 Test equipment

7 Test setup

8 Test procedure