SIST EN 13763-21:2025

SLOVENSKI STANDARD
01-december-2025
Eksplozivi za civilno uporabo - Detonatorji in zakasnilniki - 21. del: Ugotavljanje
prebojne napetosti električnih detonatorjev
Explosives for civil uses - Detonators and relays - Part 21: Determination of flash-over
voltage of electric detonators
Explosivstoffe für zivile Zwecke - Zünder und Verzögerungselemente - Teil 21:
Bestimmung der Überschlagsspannung elektrischer Zünder
Explosifs à usage civil - Détonateurs et relais - Partie 21 : Détermination de la tension de
claquage des détonateurs électriques
Ta slovenski standard je istoveten z: EN 13763-21:2025
ICS:
71.100.30 Eksplozivi. Pirotehnika in Explosives. Pyrotechnics and
ognjemeti fireworks
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN 13763-21
EUROPEAN STANDARD
NORME EUROPÉENNE
October 2025
EUROPÄISCHE NORM
ICS 71.100.30 Supersedes EN 13763-21:2003
English Version
Explosives for civil uses - Detonators and detonating cord
relays - Part 21: Verification of flash-over voltage of
electric detonators
Explosifs à usage civil - Détonateurs et relais pour Explosivstoffe für zivile Zwecke - Zünder und
cordeau détonant - Partie 21 : Vérification de la tension Sprengschnurverzögerer - Teil 21: Überprüfung der
de claquage des détonateurs électriques Überschlagsspannung elektrischer Zünder
This European Standard was approved by CEN on 29 September 2025.

CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard 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 CEN
member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2025 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 13763-21:2025 E
worldwide for CEN national Members.

Contents Page
European foreword . 3
1 Scope . 5
2 Normative references . 5
3 Terms and definitions . 5
4 Principle . 5
5 Apparatus . 5
6 Preparation of the test sample . 6
7 Procedure . 6
8 Expression of results . 6
9 Test report . 7
Annex ZA (informative) Relationship between this European Standard and the essential
requirements of Directive 2014/28/EU relating to the making available on the market and
supervision of explosives for civil uses aimed to be covered . 8
Bibliography . 9
European foreword
This document (EN 13763-21:2025) has been prepared by Technical Committee CEN/TC 321 “Explosives
for civil uses”, the secretariat of which is held by UNE.
This European Standard shall be given the status of a national standard, either by publication of an
identical text or by endorsement, at the latest by April 2026, and conflicting national standards shall be
withdrawn at the latest by April 2026.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN 13763-21:2003.
EN 13763-21:2003:
a) the document title has been changed from “Detonators and relays — Part 21: Determination of flash-
over voltage of electric detonators” to “Detonators and detonating cord relays — Part 21: Verification
of flash-over voltage of electric detonators”;
b) the Introduction has been removed;
c) the Scope has been revised to clarify the covered and not covered explosives;
d) the normative references have been updated;
e) the Clause 4 “Principle” has been added;
f) the Clause “Apparatus” has been updated;
g) the Clause “Test pieces” is now called “Preparation of test sample” and the conditioning step has been
moved there from the Clause “Procedure”;
h) the Clause “Procedure” has been revised for clarification purposes;
i) the Clause 8 “Expression of results” has been added;
j) the Clause “Test report” does no longer require conformity with EN ISO/IEC 17025 and the
information to be provided has been revised;
k) the former Annex A “Range of applicability of the test method” has been removed;
l) the Annex ZA has been updated;
m) the Bibliography has been added and lists EN ISO/IEC 17025:2017.
This document has been prepared under a standardization request addressed to CEN by the European
Commission. The Standing Committee of the EFTA States subsequently approves these requests for its
Member States.
For the relationship with EU Legislation, see informative Annex ZA, which is an integral part of this
document.
A list of all parts in the EN 13763 series, published under the general title Explosives for civil uses —
Detonators and detonating cord relays, can be found on the CEN website.
Any feedback and questions on this document should be directed to the users’ national standards body.
A complete listing of these bodies can be found on the CEN website.
According to the CEN-CENELEC Internal Regulations, the national standards organisations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia,
Cyprus, Czech Republi
...