Basic Standards


Basic EMC Standards

Basic EMC Standards give the general and fundamental conditions or rules for the assessment of EMC and related performance of all products, systems or installations, and serve as reference documents for Generic and Product Standards. Basic Standards are general and hence are not dedicated to specific product families or products; they relate to general information, to the disturbing phenomena and to the measurement or testing techniques. They do not contain any prescribed limits or any product/system related performance specifications. However methods and guidance on how to generate appropriate limits for the protection of radio reception are given.

Two types of basic EMC standards have been identified:
  • those for tests and measurements
  • those related to other aspects
Basic standards for test and measurement are of particular importance in connection with generic and product standards for conformity assessment purposes. Structure of IEC 61000 The structure of the IEC 61000 series reflects the subjects dealt with by basic EMC publications. As can be seen in the table below, they include terminology, descriptions of electromagnetic phenomena and the EM environment, measurement and testing techniques, and guidelines on installation and mitigation. Note that Part 3 does not contain basic EMC publications but is listed here for completeness as it is part of the 61000 series. This large and considerably subdivided series of Standards and Technical Reports will eventually consist of nine parts. Since the titles of Parts 7 and 8 are still open, the present structure is as follows: Part 1: General
  • Basic concepts (fundamental principles, definitions, terminology) - interference model
  • Functional Safety (what a safety function does and approaches of its being performed satisfactorily)
  • Measurement uncertainty
Part 2: Environment
  • Description of the environment
  • Classification of the environment
  • Compatibility levels
Part 3: Limits
  • Emission limits
  • Immunity limits (insofar as they do not fall under the responsibility of product committees)
Part 4: Testing and measurement techniques
  • Measurement techniques
  • Testing techniques
Part 5: Installation and mitigation guidelines
  • Installation guidelines
  • Mitigation methods and devices
Part 6: Generic Standards
  • Generic emission and immunity requirements in various environments
Part 9: Miscellaneous More about IEC 61000 Series
Products

IEC 61000-3-11

IEC 61000-3-11 Electromagnetic Compatibility (EMC) - Part 3-11: Limits - Limitation of Voltage Changes, Voltage Fluctuations and Flicker in Public Low-Voltage Supply Systems - Equipment with Rated Current ≤ 75 A and Subject to Conditional Connection IEC 61000-3-11 is concerned with the emission of voltage changes, voltage fluctuations and flicker produced by equipment and impressed on the public low-voltage supply system. It specifies the limits of voltage changes produced by equipment tested under specified conditions. This standard specifies the limits of voltage changes produced by equipment tested under specified conditions. It is primarily applicable to electrical and electronic equipment having a rated input current from 16 A up to and including 75 A, which is intended to be connected to public low-voltage distribution systems having nominal system voltages of between 220 V and 250 V, line-to-neutral at 50 Hz, and which is subject to conditional connection. Preview Standard

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IEC 61000-3-12

IEC 61000-3-12 Electromagnetic Compatibility (EMC) - Part 3-12: Limits - Limits for Harmonic Currents Produced By Equipment Connected To Public Low-Voltage Systems with Input Current >16 A And ≤ 75 A Per Phase The purpose of this standard deals with the limitation of harmonic currents injected into the public supply system. It is applicable to electrical and electronic equipment with a rated input current exceeding 16A and up to and including 75A per phase, intended to be connected to public low-voltage a.c. distribution systems of nominal voltage up to240V, single-phase, two or three wires; nominal voltage up to 690V, three-phase, three or four wires; and nominal frequency 50Hz or 60Hz. Preview Standard

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IEC 61000-3-2

IEC 61000-3-2: Electromagnetic Compatibility (EMC) - Part 3-2: Limits - Limits for Harmonic Current Emissions (Equipment Input Current ≤ 16 A per Phase) The purpose of this standard deals with the limitation of harmonic currents injected into the public supply system. It is applicable to electrical and electronic equipment having an input current up to and including 16 A per phase, and intended to be connected to public low-voltage distribution systems. Included is Arc welding equipment which is not professional equipment, with input current up to and including 16 A per phase. Preview Standard

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IEC 61000-3-3

IEC 61000-3-3: Electromagnetic Compatibility (EMC) - Part 3-3: Limits- Limitation of Voltage Changes, Voltage Fluctuations and Flicker in Public Low-Voltage Supply Systems, For Equipment with Rated Current ≤ 16 A per Phase and Not Subject To Conditional Connection The purpose of this standard deals with the limitation of voltage fluctuations and flicker impressed on the public low-voltage system. It is applicable to electrical and electronic equipment having an input current equal to or less than 16 A per phase, intended to be connected to public low-voltage distribution systems of between 220 V and 250 V line to neutral at 50 Hz, and not subject to conditional connection. Preview Standard

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IEC 61000-4-10

IEC 61000-4-10: Electromagnetic Compatibility (EMC) Part 4-10: Testing and Measurement Techniques - Damped Oscillatory Magnetic Field Immunity Test The purpose of this standard is to establish a common and reproducible basis for evaluating the performance of electrical and electronic equipment for medium voltage and high voltage sub-stations when subjected to damped oscillatory magnetic fields. It defines recommended test levels, test equipment, test set-up, and test procedure. Preview Standard

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IEC 61000-4-11

IEC 61000-4-11: Electromagnetic Compatibility (EMC) - Part 4-11: Testing and Measurement Techniques - Voltage Dips, Short Interruptions and Voltage Variations Immunity Test This standard applies to electrical and electronic equipment having a rated input current not exceeding 16 A per phase, for connection to 50 Hz or 60 Hz a.c. networks. It does not apply to electrical and electronic equipment for connection to 400 Hz a.c. networks. The object of this standard is to establish a common reference for evaluating the immunity of electrical and electronic equipment when subjected to voltage dips, short interruptions and voltage variations. Preview Standard

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IEC 61000-4-12

IEC 61000-4-12: Electromagnetic Compatibility (EMC) - Part 4-12: Testing and Measurement Techniques - Ring Wave Immunity Test This IEC standard relates to the immunity requirements and test methods for electrical and electronic equipment, under operational conditions, to non-repetitive damped oscillatory transients (ring waves) occurring in low-voltage power, control and signal lines supplied by public and non-public networks. The purpose of this standard is to establish the immunity requirements and a common reference for evaluating in a laboratory the performance of electrical and electronic equipment intended for residential, commercial and industrial applications, as well as of equipment intended for power stations and substations, as applicable. It defines test voltage and current waveforms, ranges of test levels, test equipment, test set-up, and test procedure. Preview Standard

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IEC 61000-4-13

IEC 61000-4-13: Electromagnetic Compatibility (EMC) - Part 4-13: Testing And Measurement Techniques - Harmonics And Interharmonics Including Mains Signaling At A.C Power Port, Low Frequency Immunity Tests This IEC standard defines the immunity test methods and range of recommended basic test levels for electrical and electronic equipment with rated current up to 16 A per phase at disturbance frequencies up to and including 2 kHz (for 50 Hz mains) and 2,4 kHz (for 60 Hz mains) for harmonics and interharmonics on low voltage power networks. It establishes a common reference for evaluating the functional immunity of electrical and electronic equipment when subjected to harmonics and inter-harmonics and mains signaling frequencies. Preview Standard

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IEC 61000-4-14

IEC 61000-4-14: Electromagnetic Compatibility (EMC) - Part 4-14: Testing and Measurement Techniques - Voltage Fluctuation, Immunity Test The purpose of this standard is to establish a reference for evaluating the immunity of electric and electronic equipment when subjected to positive and negative low amplitude voltage fluctuations. It applies to electrical and/or electronic equipment that have a rated input current up to 16 A per phase. It does not apply to electrical or electronic equipment connected to D.C. or A.C. 400 Hz distribution networks. Preview Standard

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IEC 61000-4-15

IEC 61000-4-15: Electromagnetic Compatibility (EMC) - Part 4-15: Testing and Measurement Techniques - Flickermeter - Functional and Design Specifications The purpose of this standard is to provide basic information for the design and the instrumentation of an analogue or digital flicker measuring apparatus. The flickermeter specifications relate only to measurements of 120 V and 230 V, 50 Hz and 60 Hz inputs. Preview Standard

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IEC 61000-4-16

IEC 61000-4-16: Electromagnetic Compatibility (EMC) - Part 4-16: Testing and Measurement Techniques - Test for Immunity to Conducted, Common Mode Disturbances in the Frequency Range 0 Hz to 150 kHz The purpose of this standard is to establish a common and reproducible basis for testing electrical and electronic equipment with the application of common mode disturbances to power supply, control, signal and communication ports. It relates to the immunity requirements and test methods for electrical and electronic equipment to conducted, common mode disturbances in the range D.C. to 150 kHz. Preview Standard  

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IEC 61000-4-17

IEC 61000-4-17: Electromagnetic Compatibility (EMC) - Part 4-17: Testing and Measurement Techniques - Ripple on DC Input Power Port Immunity Test The purpose of this standard is to establish a common and reproducible basis for testing, in a laboratory, electrical and electronic equipment when subjected to ripple voltages such as those generated by rectifier systems and/or auxiliary service battery chargers overlaying on DC power supply sources. It defines test voltage waveform, range of test levels, test generator, test set-up, and test procedure. Preview Standard

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IEC 61000-4-18

IEC 61000-4-18: Electromagnetic Compatibility (EMC) - Part 4-18: Testing and Measurement Techniques - Damped Oscillatory Wave Immunity Test The purpose of this standard is to establish the immunity requirements and a common reference for evaluating in a laboratory the performance of electrical and electronic equipment intended for residential, commercial and industrial applications, as well as of equipment intended for power stations and substations, as applicable. It defines test voltage and current waveforms, ranges of test levels, test equipment, test setup, and test procedure. It establishes a common reference for evaluating the immunity of electrical and electronic equipment when subjected to damped oscillatory waves. Preview Standard

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IEC 61000-4-19

IEC 61000-4-19: Electromagnetic Compatibility (EMC) - Part 4-19: Testing and Measurement Techniques - Test for Immunity to Conducted, Differential Mode Disturbances and Signaling in the Frequency Range 2 kHz to 150 kHz at A.C. Power Ports The purpose of this standard is to establish a common and reproducible basis for testing electrical and electronic equipment with the application of differential mode disturbances and signaling to a.c. power ports. This standard defines test waveforms, range of test levels, test equipment, test setup, test procedures, and verification procedures. These tests are intended to demonstrate the immunity of electrical and electronic equipment operating at a mains supply voltage up to 280 V (from phase to neutral or phase to earth, if no neutral is used) and a frequency of 50 Hz or 60 Hz when subjected to conducted, differential mode disturbances such as those originating from power electronics and power line communication systems. Preview Standard

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IEC 61000-4-2

IEC 61000-4-2: Electromagnetic Compatibility (EMC) - Part 4-2: Testing and Measurement Techniques - Electrostatic Discharge Immunity Test The purpose of this standard is to establish a common and reproducible basis for evaluating the performance of electrical and electronic equipment when subjected to electrostatic discharges. In addition, it includes electrostatic discharges which may occur from personnel to objects near vital equipment. It defines typical waveform of the discharge current, range of test levels, test equipment, test setup, test procedure, calibration procedure and measurement uncertainty. Preview Standard

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IEC 61000-4-20

IEC 61000-4-20: Electromagnetic Compatibility (EMC) - Part 4-20: Testing and Measurement Techniques - Emission and Immunity Testing in Transverse Electromagnetic (TEM) Waveguides The purpose of this standard is to describe TEM waveguide characteristics, including typical frequency ranges and EUT-size limitations; TEM waveguide validation methods for EMC tests; the EUT (i.e. EUT cabinet and cabling) definition; test set-ups, procedures, and requirements for radiated emission testing in TEM waveguides and test set-ups, procedures, and requirements for radiated immunity testing in TEM waveguides. Preview Standard

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IEC 61000-4-21

IEC 61000-4-21: Electromagnetic Compatibility (EMC) - Part 4-21: Testing and Measurement Techniques - Reverberation Chamber Test Methods The purpose of this standard is to establish a common reference for using reverberation chambers to evaluate the performance of electric and electronic equipment when subjected to radio-frequency electromagnetic fields and for determining the levels of radio-frequency radiation emitted from electric and electronic equipment. Preview Standard

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IEC 61000-4-27

IEC 61000-4-27: Electromagnetic Compatibility (EMC) - Part 4-27: Testing and Measurement Techniques - Unbalance, Immunity Test for Equipment with Input Current Not Exceeding 16 A per Phase The purpose of this standard is to establish a reference for evaluating the immunity of electrical and electronic equipment when subjected to unbalanced power supply voltage. It applies to 50 Hz/60 Hz three-phase powered electrical and/or electronic equipment with rated line current up to 16 A per phase. Preview Standard

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IEC 61000-4-28

IEC  61000-4-28: Electromagnetic Compatibility (EMC) - Part 4-28: Testing and Measurement Techniques - Variation of Power Frequency, Immunity Test for Equipment with Input Current Not Exceeding 16 A per Phase The purpose of this standard is to establish a reference for evaluating the immunity of electric and electronic equipment when subjected to variations of the power frequency. It applies to electric and/or electronic equipment connected to 50 Hz or 60 Hz distributed network with rated line current up to 16 A per phase. Preview Standard

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IEC 61000-4-29

IEC 61000-4-29: Electromagnetic Compatibility (EMC) - Part 4-29: Testing and Measurement Techniques - Voltage Dips, Short Interruptions and Voltage Variations on D.C. Input Power Port Immunity Tests The purpose of this standard is to establish a common and reproducible basis for testing electrical and electronic equipment when subjected to voltage dips, short interruptions or voltage variations on d.c. input power ports. It defines the range of test levels, the test generator, the test set-up, and - the test procedure. Preview Standard

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IEC 61000-4-3

IEC 61000-4-3: Electromagnetic Compatibility (EMC) - Part 4-3: Testing and Measurement Techniques - Radiated, Radio-Frequency, Electromagnetic Field Immunity Test The purpose of this standard is to establish a common reference for evaluating the immunity of electrical and electronic equipment when subjected to radiated, radio-frequency electromagnetic fields. It deals with immunity tests related to the protection against RF electromagnetic fields from any source. Particular considerations are devoted to the protection against radio-frequency emissions from digital radiotelephones and other RF emitting devices. Preview Standard

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IEC 61000-4-30

IEC 61000-4-30: Electromagnetic Compatibility (EMC) - Part 4-30: Testing and Measurement Techniques - Power Quality Measurement Methods The purpose of this standard defines the methods for measurement and interpretation of results for power quality parameters in 50/60 Hz a.c. power supply systems. Measurement of parameters is limited to voltage phenomena that can be conducted in a power system. The power quality parameters considered in this standard are power frequency, magnitude of the supply voltage, flicker, supply voltage dips and swells, voltage interruptions, transient voltages, supply voltage unbalance, voltage harmonics and interharmonics, mains signaling on the supply voltage and rapid voltage changes. Preview Standard

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IEC 61000-4-34

IEC 61000-4-34: Electromagnetic Compatibility (EMC) - Part 4-34: Testing and Measurement Techniques - Voltage Dips, Short Interruptions and Voltage Variations Immunity Tests for Equipment with Mains Current More Than 16 A per Phase The purpose of this standard is to establish a common reference for evaluating the immunity of electrical and electronic equipment when subjected to voltage dips, short interruptions and voltage variations. It applies to electrical and electronic equipment having a rated input current exceeding 16 A per phase. It covers equipment installed in residential areas as well as industrial machinery, specifically voltage dips and short interruptions for equipment connected to either 50 Hz or 60 Hz a.c. networks, including 1-phase and 3-phase mains. Preview Standard

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IEC 61000-4-4

IEC 61000-4-4: Electromagnetic Compatibility (EMC) - Part 4-4: Testing and Measurement Techniques - Electrical Fast Transient/Burst Immunity Test The purpose of this standard is to establish a common and reproducible reference in order to evaluate the immunity of electrical and electronic equipment when subjected to electrical fast transient/bursts on supply, signal, control and earth ports. It gives immunity requirements and test procedures related to electrical fast transients/bursts. It additionally defines ranges of test levels and establishes test procedures. Preview Standard

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IEC 61000-4-5

IEC 61000-4-5: Electromagnetic Compatibility (EMC) - Part 4-5: Testing and Measurement Techniques - Surge Immunity Test The purpose of this standard is to establish a common reference for evaluating the immunity of electrical and electronic equipment when subjected to surges. It defines a range of test levels, test equipment, test setups, and test procedures. The object of the described laboratory test is to find the reaction of the equipment under test (EUT) under specified operational conditions to surge voltages caused by switching and lightning effects. Preview Standard

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IEC 61000-4-6

IEC 61000-4-6: Electromagnetic Compatibility (EMC) - Part 4-6: Testing and Measurement Techniques - Immunity to Conducted Disturbances, Induced by Radio-Frequency Fields The purpose of this standard is to establish a common reference for evaluating the functional immunity of electrical and electronic equipment when subjected to conducted disturbances induced by RF fields. It 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 150 kHz up to 80 MHz. Preview Standard

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IEC 61000-4-7

IEC 61000-4-7: Electromagnetic Compatibility (EMC) - Part 4-7: Testing and Measurement Techniques - General Guide on Harmonics and Interharmonics Measurements and Instrumentation, for Power Supply Systems and Equipment Connected Thereto. The purpose of this standard is to distinguish between harmonics, interharmonics and other components above the harmonic frequency range, up to 9 kHz. It applies to instrumentation intended for measuring spectral components in the frequency range up to 9 kHz which are superimposed on the fundamental of the power supply systems at 50 Hz and 60 Hz. Preview Standard

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IEC 61000-4-8

IEC 61000-4-8: Electromagnetic Compatibility (EMC) - Part 4-8: Testing and Measurement Techniques - Power Frequency Magnetic Field Immunity Test The purpose of this standard is to establish a common and reproducible basis for evaluating the performance of electrical and electronic equipment for household, commercial and industrial applications when subjected to magnetic fields at power frequency (continuous and short duration field). It defines recommended test levels, test equipment, test set-up, test procedure. Preview Standard

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IEC 61000-4-9

IEC 61000-4-9: Electromagnetic Compatibility (EMC) - Part 4-9: Testing and Measurement Techniques - Impulse Magnetic Field Immunity Test The purpose of this standard specifies the immunity requirements, test methods, and range of recommended test levels for equipment subjected to impulse magnetic disturbances mainly encountered in industrial installations, power plants, railway installations, and medium voltage and high voltage sub-stations. Preview Standard

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IEC TS 61000-3-4

IEC TS 61000-3-4 Electromagnetic Compatibility (EMC) - Part 3-4: Limits - Limitation of Emission of Harmonic Currents in Low-Voltage Power Supply Systems for Equipment with Rated Current Greater Than 16 A This standard is applicable to electrical and electronic equipment with a rated input current exceeding 16 A per phase and intended to be connected to public low-voltage AC distribution systems of the following types: - nominal voltage up to 240 V, single-phase, two or three wires; - nominal voltage up to 600 V, three-phase, three or four wires; - nominal frequency 50 Hz or 60 Hz. These recommendations specify the information required to enable a supply authority to assess equipment regarding harmonic disturbance and to decide whether or not the equipment is acceptable for connection with regard to the harmonic distortion aspect. Preview Standard


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