prEN IEC 61643-11:2023/prAA:2023

SLOVENSKI STANDARD
01-januar-2024
Nizkonapetostne naprave za zaščito pred prenapetostnimi udari - 11. del: Naprave
za zaščito pred prenapetostnimi udari za nizkonapetostne AC napajalne sisteme -
Zahteve in preskusne metode - Dopolnilo AA
Low-voltage surge protective devices - Part 11: Surge protective devices connected to
AC low-voltage power systems - Requirements and test methods
Parafoudres basse tension - Partie 11: Parafoudres connectés aux systèmes basse
tension - Exigences et méthodes d'essai
Ta slovenski standard je istoveten z: prEN IEC 61643-11:2023/prAA:2023
ICS:
29.120.50 Varovalke in druga Fuses and other overcurrent
nadtokovna zaščita protection devices
29.240.10 Transformatorske postaje. Substations. Surge arresters
Prenapetostni odvodniki
oSIST prEN IEC 61643- en
11:2024/oprAA:2024
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD DRAFT
prEN IEC 61643-11
NORME EUROPÉENNE
EUROPÄISCHE NORM
prAA
November 2023
ICS 29.240.10 -
English Version
Low-voltage surge protective devices - Part 11: Surge protective
devices connected to AC low-voltage power systems -
Requirements and test methods
Parafoudres basse tension - Partie 11: Parafoudres To be completed
connectés aux systèmes basse tension - Exigences et
méthodes d'essai
This draft amendment prAA, if approved, will modify the European Standard prEN IEC 61643-11; it is submitted to CENELEC members for
enquiry.
Deadline for CENELEC: 2024-01-26.

It has been drawn up by CLC/TC 37A.

If this draft becomes an amendment, 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.

This draft amendment was established by CENELEC 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, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the
Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Türkiye and the United Kingdom.

Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are aware and to
provide supporting documentation.

Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without notice and
shall not be referred to as a European Standard.

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
© 2023 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Project: 78484 Ref. No. prEN IEC 61643-11:2023/prAA:2023 E

1 Contents Page
2 European foreword . 3
3 1 Modification to the Scope . 4
4 2 Modification to 4.100.2, “AC other than the range of 47 Hz to 63 Hz” . 4
5 3 Modification to 7.100, “Frequency” . 4
6 4 Modification to 9.3.6.2, “Thermal disconnection test” . 4
7 5 Modification to 9.3.9.100, “TOVs caused by faults in the low voltage system” . 4
8 6 Modification to 9.3.9.100.1, “Test procedure” . 4
9 7 Modification to 9.3.9.101.1, “Test procedure” . 4
10 8 Modification to Table B.1, “Test voltage values” . 4
11 9 Deletion of Table B.2, “Test voltage values for Japanese systems” . 4
12 10 Deletion of Clause C.2, “Other TOV ratings for specific distribution systems or countries” . 4
13 Annex ZA (normative) Normative references to international publications with their
14 corresponding European publications . 5
15 Annex ZZ (informative) Relationship between this European standard and the safety objectives
16 of Directive 2014/35/EU [2014 OJ L96] aimed to be covered . 6
17 European foreword
18 This document (prEN IEC 61643-11:2023/prAA:2023) has been prepared by Technical Committee
19 CLC/TC 37A “Low voltage surge protective devices”.
20 This document is currently submitted to the Enquiry.
21 The following dates are proposed:
• latest date by which the existence of this (doa) dor + 6 months
document has to be announced at national
level
• latest date by which this document has to be (dop) dor + 12 months
implemented at nationa
...