SIST EN 13763-6:2025

Explosives for civil uses - Detonators and detonating cord relays - Part 6: Verification of resistance to cracking of leading wires

This document specifies a method for determining the resistance to cracking at low temperatures of the leading wire plastic insulation of electric detonators and electronic detonators.
This document is applicable to explosives for civil uses.

Explosivstoffe für zivile Zwecke - Zünder und Sprengschnurverzögerer - Teil 6: Überprüfung des Widerstandes von Zünderdrähten gegen Rissbildung

Dieses Dokument legt ein Verfahren für die Bestimmung des Widerstandes der Kunststoffisolierung von Zünderdrähten elektrischer Zünder und elektronischer Zünder gegen Rissbildung bei niedrigen Temperaturen fest.
Dieses Dokument gilt für Explosivstoffe für zivile Zwecke.

Explosifs à usage civil - Détonateurs et relais pour cordeau détonant - Partie 6 : Vérification de la résistance aux craquelures des fils d’amorce

Le présent document spécifie une méthode permettant de déterminer la résistance à la fissuration à basse température de l’isolement plastique des fils d’amorce des détonateurs électriques et électroniques.
Le présent document s’applique aux explosifs à usage civil.

Eksplozivi za civilno uporabo - Detonatorji in zakasnilniki - 6. del: Preverjanje odpornosti vodnikov proti razpokanju

General Information

• Status: Published
• Public Enquiry End Date: 02-May-2021
• Publication Date: 26-Oct-2025
• ICS: 71.100.30 - Explosives. Pyrotechnics and fireworks
• Technical Committee: IEKS - Explosives
• Current Stage: 6060 - National Implementation/Publication (Adopted Project)
• Start Date: 16-Oct-2025
• Due Date: 21-Dec-2025
• Completion Date: 27-Oct-2025
• Directive: Harmonized Standard2014/28/EU - Directive 2014/28/EU of the European Parliament and of the Council of 26 February 2014 on the harmonisation of the laws of the Member States relating to the making available on the market and supervision of explosives for civil uses
• Mandate: M/055 - Standardization mandate to CEN for explosives for civil uses
• Mandate: M/562 - Standardization Request on Explosives for civil use
• Ref Project: EN 13763-6:2025 - Explosives for civil uses - Detonators and detonating cord relays - Part 6: Verification of resistance to cracking of leading wires

Relations

• Refers: SIST EN 13857-1:2025 - Explosives for civil uses - Part 1: Terminology
• Effective Date: 28-Jan-2026
• Referred By: SIST-TS CEN/TS 13763-27:2003 - Explosives for civil uses - Detonators and relays - Part 27: Definitions, methods and requirements for electronic initiation systems
• Effective Date: 28-Jan-2026
• Referred By: SIST EN 13763-26:2004 - Explosives for civil uses - Detonators and relays - Part 26: Definitions, methods, and requirements for devices and accessories for reliable and safe function of detonators and relays
• Effective Date: 28-Jan-2026
• Referred By: SIST EN 13763-1:2025 - Explosives for civil uses - Detonators and detonating cord relays - Part 1: Requirements
• Effective Date: 28-Jan-2026
• Referred By: SIST EN 13763-1:2004 - Explosives for civil uses - Detonators and relays - Part 1: Requirements
• Effective Date: 28-Jan-2026
• Revised: SIST EN 13763-6:2004 - Explosives for civil uses - Detonators and relays - Part 6: Determination of resistance to cracking in low temperatures of leading wires
• Effective Date: 18-Jan-2023

Overview

SIST EN 13763-6:2025 is a European standard developed by CEN for explosives used in civil applications, specifically focusing on the verification of resistance to cracking of leading wires in electric and electronic detonators. This standard outlines a test method to ensure that the plastic insulation on the leading wires maintains integrity, especially under low-temperature conditions. Maintaining insulation integrity is essential for operational safety and reliability during the storage, handling, and application of civil-use explosives.

Superseding EN 13763-6:2003, this latest edition incorporates updates to terminology, revised procedures, and aligns requirements with related European directives, notably Directive 2014/28/EU on explosives for civil uses.

Key Topics

• Scope: SIST EN 13763-6:2025 specifies testing procedures exclusively for electric and electronic detonators’ leading wires. Non-electric detonators, surface connectors, detonating cord relays, shock tubes, and electronic initiation systems are outside its scope.
• Test Principle: Simulates low-temperature field conditions where leading wires may become brittle and crack when subjected to mechanical force. The test involves subjecting multiple pre-conditioned samples, each prepared with specific loops, to a sudden weight drop after cooling to a minimum service temperature.
• Sample Preparation: The procedure defines the number of samples, their dimensions, and the method of loop creation to standardize results.
• Apparatus: Detailed requirements for the conditioning chamber, test frame, weight, and release system ensure consistent and repeatable testing environments across laboratories.
• Test Reporting: Clear criteria for a “pass” or “fail” are provided, with documentation requirements supporting traceability and regulatory compliance.
• Regulatory Alignment: Annex ZA establishes the standard as a voluntary means for demonstrating conformity with essential safety requirements of the EU Explosives Directive 2014/28/EU.

Applications

The practical applications of SIST EN 13763-6:2025 are critical for:

• Manufacturers of Electric and Electronic Detonators: Routine product validation to demonstrate resistance to insulation cracking at anticipated service temperatures.
• Testing Laboratories: Ensuring objective, reproducible assessment methods that support CE marking and market access under EU regulations.
• Regulatory Authorities and Conformity Assessment Bodies: Assessing product safety, supporting compliance documentation, and ensuring explosion safety in civil construction and mining projects.
• Procurement and Quality Assurance: Selecting detonator products based on validated safety and durability performance, especially for operations in cold environments.
• Risk Management: Minimizing the risk of accidental initiation or failure caused by damaged insulation, thereby protecting personnel, infrastructure, and the environment.

Related Standards

SIST EN 13763-6:2025 is part of the broader EN 13763 series covering various aspects of detonators and detonating cord relays for civil uses. Relevant related standards and references include:

• EN 13763-1:2025 - Explosives for civil uses - Detonators and relays - Part 1: Requirements
• EN 13857-1:2025 - Explosives for civil uses - Vocabulary
• EN ISO/IEC 17025:2017 - General requirements for the competence of testing and calibration laboratories (referenced in the bibliography)
• Directive 2014/28/EU - Making available and supervision of explosives for civil uses (EU regulatory directive closely linked to this standard)

For comprehensive compliance and best practice in civil-use explosives, organizations are encouraged to reference the entire EN 13763 series and ensure alignment with relevant EU legislation.

Standards Content (Sample)

SLOVENSKI STANDARD
01-december-2025
Eksplozivi za civilno uporabo - Detonatorji in zakasnilniki - 6. del: Preverjanje
odpornosti vodnikov proti razpokanju
Explosives for civil uses - Detonators and detonating cord relays - Part 6: Verification of
resistance to cracking of leading wires
Explosivstoffe für zivile Zwecke - Zünder und Sprengschnurverzögerer - Teil 6:
Überprüfung des Widerstandes von Zünderdrähten gegen Rissbildung
Explosifs à usage civil - Détonateurs et relais pour cordeau détonant - Partie 6 :
Vérification de la résistance aux craquelures des fils d’amorce
Ta slovenski standard je istoveten z: EN 13763-6:2025
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 13763-6
EUROPEAN STANDARD
NORME EUROPÉENNE
October 2025
EUROPÄISCHE NORM
ICS 71.100.30 Supersedes EN 13763-6:2003
English Version
Explosives for civil uses - Detonators and detonating cord
relays - Part 6: Verification of resistance to cracking of
leading wires
Explosifs à usage civil - Détonateurs et relais pour Explosivstoffe für zivile Zwecke - Zünder und
cordeau détonant - Partie 6 : Vérification de la Sprengschnurverzögerer - Teil 6: Überprüfung des
résistance aux craquelures des fils d'amorce Widerstandes von Zünderdrähten gegen Rissbildung
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 13763-6:2025 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 test sample . 6
7 Procedure . 6
8 Expression of results . 7
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 13763-6:2025) 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 13763-6:2003.
a) the document title has been changed from “Detonators and relays — Part 6: Determination of
resistance to cracking in low temperatures of leading wires” to “Detonators and detonating cord
relays — Part 6: Verification of resistance to cracking of leading wires”;
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 revised;
g) the Clause “Test pieces” is now called “Preparation of test sample”;
h) the Clause “Procedure” has been revised for clarification;
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 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,
...