EN 60938-2:1999/A1:2007
(Amendment)Fixed inductors for electromagnetic interference suppression - Part 2: Sectional specification
Fixed inductors for electromagnetic interference suppression - Part 2: Sectional specification
Drosseln zur Unterdrückung elektromagnetischer Störungen - Teil 2: Rahmenspezifikation
Inductances fixes d'antiparasitage - Partie 2: Spécification intermédiaire
Fiksne dušilke za dušenje elektromagnetnega motenja - 2. del: Področna specifikacija (IEC 60938-2:1999/A1:2006)
General Information
Relations
Standards Content (Sample)
SLOVENSKI STANDARD
01-december-2007
)LNVQHGXãLONH]DGXãHQMHHOHNWURPDJQHWQHJDPRWHQMDGHO 3RGURþQD
VSHFLILNDFLMD ,(& $
Fixed inductors for electromagnetic interference suppression -- Part 2: Sectional
specification
Drosseln zur Unterdrückung elektromagnetischer Störungen -- Teil 2:
Rahmenspezifikation
Inductances fixes d'antiparasitage -- Partie 2: Spécification intermédiaire
Ta slovenski standard je istoveten z: EN 60938-2:1999/A1:2007
ICS:
29.180 Transformatorji. Dušilke Transformers. Reactors
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EUROPEAN STANDARD
EN 60938-2/A1
NORME EUROPÉENNE
February 2007
EUROPÄISCHE NORM
ICS 29.100.10; 31.020
English version
Fixed inductors for electromagnetic interference suppression -
Part 2: Sectional specification
(IEC 60938-2:1999/A1:2006)
Inductances fixes d'antiparasitage - Drosseln zur Unterdrückung
Partie 2: Spécification intermédiaire elektromagnetischer Störungen -
(CEI 60938-2:1999/A1:2006) Teil 2: Rahmenspezifikation
(IEC 60938-2:1999/A1:2006)
This amendment A1 modifies the European Standard EN 60938-2:1999; it was approved by CENELEC on
2007-02-01. 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 Central Secretariat 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
Central Secretariat has the same status as the official versions.
CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Cyprus, the
Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain,
Sweden, Switzerland and the United Kingdom.
CENELEC
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
Central Secretariat: rue de Stassart 35, B - 1050 Brussels
© 2007 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
Ref. No. EN 60938-2:1999/A1:2007 E
Foreword
The text of amendment 1:2007 to the International Standard IEC 60938-2:1999, prepared by IEC TC 40,
Capacitors and resistors for electronic equipment, was submitted to the formal vote and was approved by
CENELEC as amendment A1 to EN 60938-2:1999 on 2007-02-01 without any modification.
The following dates were fixed:
– latest date by which the amendment has to be
implemented at national level by publication of
an identical national standard or by endorsement (dop) 2008-02-01
– latest date by which the national standards conflicting
with the amendment have to be withdrawn (dow) 2010-02-01
Annex ZA has been added by CENELEC.
__________
Endorsement notice
The text of amendment 1:2006 to the International Standard IEC 60938-2:1999 was approved by
CENELEC as an amendment to the European Standard without any modification.
__________
- 3 - EN 60938-2:1999/A1:2007
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications
Addition to annex ZA of EN 60938-2:
Publication Year Title EN/HD Year
CISPR 16-1-1 2003 Specification for radio disturbance and EN 55016-1-1 2004
immunity measuring apparatus and methods -
Part 1-1: Radio disturbance and immunity
measuring apparatus - Measuring apparatus
INTERNATIONAL IEC
STANDARD 60938-2
QC 280100
AMENDMENT 1
2006-10
Amendment 1
Fixed inductors for electromagnetic
interference suppression –
Part 2:
Sectional specification
© IEC 2006 Droits de reproduction réservés ⎯ Copyright - all rights reserved
International Electrotechnical Commission, 3, rue de Varembé, PO Box 131, CH-1211 Geneva 20, Switzerland
Telephone: +41 22 919 02 11 Telefax: +41 22 919 03 00 E-mail: inmail@iec.ch Web: www.iec.ch
PRICE CODE
Commission Electrotechnique Internationale M
International Electrotechnical Commission
МеждународнаяЭлектротехническаяКомиссия
For price, see current catalogue
– 2 – 60938-2 Amend. 1 © IEC:2006(E)
FOREWORD
This amendment has been prepared by IEC technical committee 40: Capacitors and resistors
for electronic equipment.
The text of this amendment is based on the following documents:
CDV Report on voting
40/1603/CDV 40/1700A/RVC
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 publication will remain unchanged until
the maintenance result date indicated on the IEC web site 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.
_____________
Page 5
1.3 Normative references
Add, to the list of references, the following new reference:
CISPR 16-1-1:2003, Specification for radio disturbance and immunity measuring apparatus
and methods – Part 1-1: Radio disturbance and immunity measuring apparatus – Measuring
apparatus
Page 14
4.2 Voltage proof
Replace the existing Table 3 by the following new Table 3:
60938-2 Amend. 1 © IEC:2006(E) – 3 –
Table 3 – Measuring points
Inductors for Test A between terminations* Test B – Internal insulation)
Test C – External insulation
Test D** – Between windings
and core
4,3 U (d.c.) 2 U + 1 500 V (a.c.) with a
Alternating
R R
current minimum of 2 000 V (a.c.)
Direct current 3 U (d.c.) 2 U + 1 500 V (d.c.)
R R
* Applies only to inductors with more than one winding.
** Test not required for insulated or non-insulated and self-supporting mountable
inductors.
Page 22
Replace the existing Annex A by the following new Annex A:
Annex A
(normative)
Test schedule for safety tests only approval
Subclause number D Conditions of test Number of Performance
and test or specimens (n) requirements
ND and number of
(see Note 1) (see Note 1)
(see Note 1) (see non-conforming
items (c)
Note 2)
Group 0 ND See tables 1 or 2
4.1.1 Dimensions See detail specification
(gauging)
4.1 Visual No visible damage
examination Legible marking
4.5 DC line See detail specification
resistance
4.4 Inductance Within specified tolerance
4.2 Voltage proof See Table 3 No breakdown or flashover
See detail specification for
the method
Foil method duration: 1 min
4.3 Insulation See detail specification for As in 4.3
resistance the method
– 4 – 60938-2 Amend. 1 © IEC:2006(E)
Subclause number D Conditions of test Number of Performance
and test or specimens (n) requirements
ND and number of
(see Note 1) (see Note 1)
(see Note 1) (see non-conforming
Note 2) items (c)
Group 1A D See Tables 1
or 2
4.1.2 Dimensions See detail specification and
(detail) 4.1.2
Creepage For method and severity:
distances and see detail specification
clearances
4.6 Robustness of See detail specification for No visible damage
terminations the method (1A or 1B)
4.7 Resistance to For method 1A:
soldering heat Immersion time: 10 s,
(if applicable) unless otherwise specified
in the detail specification
4.20 Component
solvent
resistance
(if applicable)
4.7.2 Final DC line resistance As in group 0
measurements
Voltage proof at 66 % of No breakdown or flashover
value in table 3
Visual examination No visible damage
Group 2 D See Tables 1
or 2
4.15 Damp heat, Recovery: 1 h to 26 h
steady state
4.15.1 Final Visual examination No visible damage
measurement Legible marking
DC line resistance As in group 0
Inductance See Tables Within ± 30 % of value
1 or 2
measured in group 0
Voltage proof No breakdown or flashover
Voltage: 66 % of voltage
applied in group 0
A polarizing voltage shall
be applied if specified in
the detail specification
Insulation resistance
≥50 % of value in 4.3
60938-2 Amend. 1 © IEC:2006(E) – 5 –
Subclause number D Conditions of test Number of Performance
and test or specimens (n) requirements
ND and number of
(see Note 1) (see Note 1)
(see Note 1) (see non-conforming
Note 2) items (c)
Group 3A D See Tables 1
or 2
4.16 Temperature Duration: until thermal
rise (inductors equilibrium has been
with mass reached
>5 g only)
Current: rated current
4.16.1 Test
conditions
Ambient temperature: rated
temperature
4.16.2 Final
measurements
Internal temperature As in 4.16.2
4.18.1 Endurance,
current
Duration: 1 000 h
(inductors with
Current: 1,1 × rated current
mass ≤5 g
only)
Recovery: 1 h to 26 h
Group 3B (inductors D See Tables
with more
1 or 2
than one
winding only)
4.17 Impulse 3 impulses, full wave No breakdown or flashover
voltage Crest voltage: see 4.17.1
4.18.2 Endurance, Duration: 1 000 h
voltage Voltage and temperature,
between line see 4.18.2
terminations
Group 3
See Tables
1 or 2
4.18.3 Final Recovery: 1 h to 26 h 2
measurements
Visual examination No visible damage
Legible marking
DC line resistance As for group 0
Voltage proof No breakdown or flashover
Voltage: 66 % of voltage
applied in group 0
Insulation resistance
≥50 % of values in 4.3
Group 4 D See Tables
1 or 2
4.19 Passive As in 4.19
flammability (if
required in the
detail specifi-
cation)
NOTE 1 Subclause numbers of test and performance requirements refer to Clause 4 .
NOTE 2 In this
...
Questions, Comments and Discussion
Ask us and Technical Secretary will try to provide an answer. You can facilitate discussion about the standard in here.