EN 55016-4-2:2011/A2:2018

SLOVENSKI STANDARD
01-december-2018
Specifikacija za merilne naprave in metode za merjenje radijskih motenj in
odpornosti - 4-2. del: Modeliranje negotovosti, statistike in mejnih vrednosti -
Negotovost merilnih instrumentov - Dopolnilo A2
Specification for radio disturbance and immunity measuring apparatus and methods -
Part 4-2: Uncertainties, statistics and limit modelling - Measurement instrumentation
uncertainty - Conducted disturbance measurements
Anforderungen an Geräte und Einrichtungen sowie Festlegung der Verfahren zur
Messung der hochfrequenten Störaussendung (Funkstörungen) und Störfestigkeit - Teil
4-2: Unsicherheiten, Statistik und Modelle zur Ableitung von Grenzwerten (Störmodell) -
Messgeräte-Unsicherheit
Spécifications des méthodes et des appareils de mesure des perturbations
radioélectriques et de l'immunité aux perturbations radioélectriques - Partie 4-2:
Incertitudes, statistiques et modélisation des limites - Incertitudes de mesure de
l'instrumentation
Ta slovenski standard je istoveten z: EN 55016-4-2:2011/A2:2018
ICS:
17.220.20 0HUMHQMHHOHNWULþQLKLQ Measurement of electrical
PDJQHWQLKYHOLþLQ and magnetic quantities
33.100.01 Elektromagnetna združljivost Electromagnetic compatibility
na splošno in general
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN 55016-4-2:2011/A2

NORME EUROPÉENNE
EUROPÄISCHE NORM
October 2018
ICS 33.100.10; 33.100.20
English Version
Specification for radio disturbance and immunity measuring
apparatus and methods - Part 4-2: Uncertainties, statistics and
limit modelling - Measurement instrumentation uncertainty
(CISPR 16-4-2:2011/A2:2018)
Spécifications des méthodes et des appareils de mesure Anforderungen an Geräte und Einrichtungen sowie
des perturbations radioélectriques et de l'immunité aux Festlegung der Verfahren zur Messung der hochfrequenten
perturbations radioélectriques - Partie 4-2: Incertitudes, Störaussendung (Funkstörungen) und Störfestigkeit - Teil 4-
statistiques et modélisation des limites - Incertitudes de 2: Unsicherheiten, Statistik und Modelle zur Ableitung von
mesure de l'instrumentation Grenzwerten (Störmodell) - Messgeräte-Unsicherheit
(CISPR 16-4-2:2011/A2:2018) (CISPR 16-4-2:2011/A2:2018)
This amendment A2 modifies the European Standard EN 55016-4-2:2011; it was approved by CENELEC on 2018-09-19. CENELEC
members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this amendment the
status of a national standard without any alteration.
Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC
Management Centre or to any CENELEC member.
This amendment exists in three official versions (English, French, German). A version in any other language made by translation under the
responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the same status as
the official versions.
CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic,
Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden,
Switzerland, Turkey and the United Kingdom.

European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels

© 2018 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.

Ref. No. EN 55016-4-2:2011/A2:2018 E

European foreword
The text of document CISPR/A/1257/FDIS, future CISPR 16-4-2/A2, prepared by CISPR SC A "Radio-
interference measurements and statistical methods" of CISPR "International special committee on
radio interference" was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2019-06-19
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2021-09-19
document have to be withdrawn
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC shall not be held responsible for identifying any or all such patent rights.
This document has been prepared under a mandate given to CENELEC by the European
Commission and the European Free Trade Association.
Endorsement notice
The text of the International Standard CISPR 16-4-2:2011/A2:2018 was approved by CENELEC as a
European Standard without any modification.
In the official version, for Bibliography, the following notes have to be added for the standards
indicated:
CISPR 16-1-4:2010 NOTE Harmonized as EN 55016-1-4:2010 (not modified)
CISPR 16-1-6:2014 NOTE Harmonized as EN 55016-1-6:2015 (not modified)
CISPR 32:2015 NOTE Harmonized as EN 55032:2015 (not modified)

Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications
The following documents are referred to in the text in such a way that some or all of their content
constitutes requirements 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.
NOTE 1  Where an International Publication has been modified by common modifications, indicated by (mod), the relevant
EN/HD applies.
NOTE 2  Up-to-date information on the latest versions of the European Standards listed in this annex is available here:
www.cenelec.eu.
Publication Year Title EN/HD Year
CISPR 16-2-3 2016 Specification for radio disturbance and immunity EN 55016-2-3 2017
measuring apparatus and methods - Part 2-3:
Methods of measurement of disturbances and
immunity - Radiated disturbance measurements

CISPR 16-4-2 ®
Edition 2.0 2018-08
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
INTERNATIONAL SPECIAL COMMITTEE ON RADIO INTERFERENCE

COMITÉ INTERNATIONAL SPÉCIAL DES PERTURBATIONS RADIOÉLECTRIQUES

BASIC EMC PUBLICATION
PUBLICATION FONDAMENTALE EN CEM

AMENDMENT 2
AMENDEMENT 2
Specification for radio disturbance and immunity measuring apparatus

and methods –
Part 4-2: Uncertainties, statistics and limit modelling – Measurement

instrumentation uncertainty
Spécifications des méthodes et des appareils de mesure des perturbations

radioélectriques et de l'immunité aux perturbations radioélectriques –

Partie 4-2: Incertitudes, statistiques et modélisation des limites – Incertitudes

de mesure de l’instrumentation

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 33.100.10; 33.100.20 ISBN 978-2-8322-5920-7

– 2 – CISPR 16-4-2:2011/AMD2:2018
© IEC 2018
FOREWORD
This amendment has been prepared by subcommittee CISPR subcommittee A: Radio-
interference measurements and statistical methods, of IEC CISPR committee: International
special committee on radio interference.
The text of this amendment is based on the following documents:
FDIS Report on voting
CISPR/A/1257/FDIS CISPR/A/1259/RVD

Full information on the voting for the approval of this amendment can be found in the report
on voting indicated in the above table.
The committee has decided that the contents of this amendment and the base publication will
remain unchanged until the stability date indicated on the IEC website under
"http://webstore.iec.ch" in the data related to the specific publication. At this date, the
publication will be
• reconfirmed,
• withdrawn,
• replaced by a revised edition, or
• amended.
_____________
2 Normative references
Replace the dated reference CISPR 16-2-3:2010, by the following new reference:
CISPR 16-2-3:2016, Specification for radio disturbance and immunity measuring apparatus
and methods – Part 2-3: Methods of measurement of disturbances and immunity – Radiated
disturbance measurements
3.1 Terms and definitions
Add, after the existing term and definition 3.1.1, the following new term and definition:
3.1.2
small EUT
equipment, either positioned on a table top or standing on the floor that, including its cables,
fits in a cylindrical test volume of 1,5 m in diameter and 1,5 m in height measured from the
floor
3.3 Abbreviations
Add, to the existing list modified by Amendment 1, the following new abbreviations:

CISPR 16-4-2:2011/AMD2:2018 – 3 –
© IEC 2018
AN artificial network
Δ-AN artificial Δ-network (‘Δ’ is pronounced ‘delta’)
LLAS large loop antenna system
LV low voltage
V-AMN artificial mains V-network

Table 1 – Values of U
cispr
Replace the first three lines of this table, modified by Amendment 1, by the following new
lines:
Conducted disturbance at AC mains and other power ports using a V-AMN (9 kHz to 150 kHz) 3,8 dB B.1
(150 kHz to 30 MHz) 3,4 dB B.2
Conducted disturbance at AC mains ports using a voltage probe (9 kHz to 30 MHz) 2,9 dB B.3

Add, after the measurement method “Conducted disturbance at telecommunication port using
CP”, the following new line:
Conducted disturbance at telecommunication port using CP and CVP (150 kHz to 30 MHz) 4,0 dB B.5

Add before “Radiated disturbance (electric field strength at an OATS or in a SAC)” the
following new line:
Radiated disturbance (disturbance current in a LLAS) (9 kHz to 30 MHz) 3,3 dB F.1

Add, after the existing NOTE 2, the following new notes:
NOTE 3 The value of U for conducted disturbances at telecommunication ports using CP and CVP is based on
cispr
the expanded uncertainty in Table B.5 with consideration of additional uncertainties attributed to the CP transfer
admittance Y and mismatch uncertainty CP-receiver δM; see comment B18).
T
NOTE 4 The values of U for the OATS, SAC and FAR are based on a small EUT – an EUT fitting in a
cispr
cylindrical test volume of 1,5 m in diameter and 1,5 m in height – for a 3 m measurement distance (per 3.1.2).

5.1 Conducted disturbance measurements at a mains port using an AMN
Replace, in the title, the phrase "an AMN" by the phrase "a V-AMN".

5.1.1 Measurand for measurements using an AMN
Replace, in the title, the phrase "an AMN" by the phrase "a V-AMN".

– 4 – CISPR 16-4-2:2011/AMD2:2018
© IEC 2018
5.1.2 Symbols of input quantities specific to measurements using an AMN
Replace in the title the phrase "an AMN" by the phrase "a V-AMN".
Replace the line starting with δD by the following new line:
mains
δD Correction for the error caused by AC mains and other power supply disturbances,
mains
in dB
5.1.3 Input quantities to be considered for conducted disturbance measurements at a
mains port using an AMN
Replace, in the title, the phrase "an AMN" by the phrase "a V-AMN".
Replace the eighth dashed item by the following new text:
– Effect of disturbances originating from the laboratory AC mains or other power supply

Add, after the existing Subclause 5.6.3 added by Amendment 1, the following new Subclause
5.7:
5.7 Conducted disturbance measurements at AC mains and other power ports using a
Δ-AN
5.7.1 Measurand for measurements using a Δ-AN
V Asymmetric voltage in dB(μV), measured at the EUT port of the Δ-AN relative to the
reference ground plane, and also symmetric voltage between two terminals at the
EUT port of the Δ-AN not including reference ground; optionally also the
unsymmetric voltage in dB(μV), measured at the EUT port of the Δ-AN relative to
the reference ground plane, if the Δ-AN is furnished with a respective port for
connection of the measuring receiver
5.7.2 Symbols of input quantities specific to measurements using a Δ-AN
F Voltage division factor (asymmetric resp. symmetric) of the Δ-AN, in dB
AN
δF Correction for voltage division factor (VDF) frequency interpolation error, in dB
AN f
δD Correction for the error caused by AC mains and other power supply disturbances,
mains
in dB
δV Correction for the effect of the environment, in dB
env
δZ Correction for imperfect asymmetric or symmetric Δ-AN impedance, in dB
AN
5.7.3 Input quantities to be considered for conducted disturbance measurements
at AC mains and other power ports using a Δ-AN
– Receiver reading
– Attenuation of the connection between AN and receiver
– AN voltage division factor (asymmetric and symmetric)
– AN VDF frequency interpolation
– Receiver related input quantities:
• Receiver sine-wave voltage accuracy
• Receiver pulse amplitude response

CISPR 16-4-2:2011/AMD2:2018 – 5 –
© IEC 2018
• Receiver pulse response variation with repetition frequency
• Receiver noise floor
– Mismatch effects between the AN's receiver port and receiver
– AN impedance
– Effect of disturbances originating from the laboratory AC mains or other power supply
– Effect of environment
Add, after the existing Clause 8, the following new Clause 9:
9 Radiated disturbance measurements in the frequency range 9 kHz to 30 MHz
9.1 Magnetic field distu
...