oSIST prEN 13763-1:2021

Explosives for civil uses - Detonators and relays - Part 1: Requirements

This European Standard specifies the requirements for detonators, surface connectors, shock tube and detonating cord relays for civil uses.
This European Standard does not cover electronic initiation systems (see CEN/TS 13763-27) nor the devices and accessories for reliable and safe function of detonators and relays (see EN 13763-26).
(Scope of EN 13763-1:2004, references will be updated in this revision)

Explosivstoffe für zivile Zwecke - Zünder und Verzögerungselemente - Teil 1: Anforderungen

Dieses Dokument legt die Anforderungen an elektrische Zünder, nicht-elektrische Zünder, Sprengkapseln, elektronische Zünder, elektronische Zündsysteme, Oberflächenverbinder, Zünderdrähte, Zündschläuche, Verbinder und Sprengschnurverzögerer fest.
Dieses Dokument legt die Klassifizierung von elektrischen Zündern fest.
Dieses Dokument behandelt keine Geräte und Zubehörteile, die für die zuverlässige und sichere Funktionsweise von Zündern und Verzögerungselementen zuständig sind; hierzu siehe EN 13763 26:2004.

Explosifs à usage civil - Détonateurs et relais - Partie 1 : Exigences

Le présent document spécifie les exigences relatives aux détonateurs électriques et non électriques, aux charges de détonateurs, aux détonateurs électroniques, aux systèmes d’amorçage électronique, aux connecteurs de surface, aux fils d’amorce, aux tubes à transmission d’ondes de choc, aux manchons d’accouplement et aux relais pour cordeau détonant.
Il spécifie également la classification des connecteurs électriques.
Le présent document ne couvre pas les dispositifs et les accessoires pour la fiabilité et la sécurité de fonctionnement des détonateurs et des relais (voir l’EN 13763 26:2004).

Eksplozivi za civilno uporabo - Detonatorji in zakasnilniki - 1. del: Zahteve

General Information

• Status: Not Published
• Public Enquiry End Date: 30-Nov-2021
• ICS: 71.100.30 - Explosives. Pyrotechnics and fireworks
• Technical Committee: IEKS - Explosives
• Current Stage: 4020 - Public enquire (PE) (Adopted Project)
• Start Date: 08-Sep-2021
• Due Date: 26-Jan-2022
• Completion Date: 01-Dec-2021
• Ref Project: prEN 13763-1 - Explosives for civil uses - Detonators and detonating cord relays - Part 1: Requirements

Relations

• Replaces: SIST EN 13763-1:2004 - Explosives for civil uses - Detonators and relays - Part 1: Requirements
• Effective Date: 01-Nov-2021
• Revised: SIST EN 13857-3:2002 - Explosives for civil uses - Part 3: Information to be provided by the manufacturer or his authorised representative to the user
• Effective Date: 16-Nov-2022
• Revised: SIST EN 13763-1:2004 - Explosives for civil uses - Detonators and relays - Part 1: Requirements
• Effective Date: 18-Jan-2023
• Revised: SIST EN 13857-3:2002 - Explosives for civil uses - Part 3: Information to be provided by the manufacturer or his authorised representative to the user
• Effective Date: 18-Jan-2023
• Revised: SIST EN 13763-1:2004 - Explosives for civil uses - Detonators and relays - Part 1: Requirements
• Effective Date: 19-Jan-2023
• Revised: SIST EN 13857-3:2002 - Explosives for civil uses - Part 3: Information to be provided by the manufacturer or his authorised representative to the user
• Effective Date: 19-Jan-2023

Standards Content (Sample)

SLOVENSKI STANDARD
oSIST prEN 13763-1:2021
01-november-2021
Nadomešča:
SIST EN 13763-1:2004
Eksplozivi za civilno uporabo - Detonatorji in zakasnilniki - 1. del: Zahteve
Explosives for civil uses - Detonators and relays - Part 1: Requirements
Explosivstoffe für zivile Zwecke - Zünder und Verzögerungselemente - Teil 1:
Anforderungen
Explosifs à usage civil - Détonateurs et relais - Partie 1 : Exigences
Ta slovenski standard je istoveten z: prEN 13763-1
ICS:
71.100.30 Eksplozivi. Pirotehnika in Explosives. Pyrotechnics and
ognjemeti fireworks
oSIST prEN 13763-1:2021 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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oSIST prEN 13763-1:2021

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oSIST prEN 13763-1:2021


DRAFT
EUROPEAN STANDARD
prEN 13763-1
NORME EUROPÉENNE

EUROPÄISCHE NORM

October 2021
ICS 71.100.30 Will supersede EN 13763-1:2004
English Version

Explosives for civil uses - Detonators and detonating cord
relays - Part 1: Requirements
Explosifs à usage civil - Détonateurs et relais - Partie 1 : Explosivstoffe für zivile Zwecke - Zünder und
Exigences Verzögerungselemente - Teil 1: Anforderungen
This draft European Standard is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee
CEN/TC 321.

If this draft becomes a European Standard, 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.

This draft European Standard was established by CEN 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, Turkey and
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 STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2021 CEN All rights of exploitation in any form and by any means reserved Ref. No. prEN 13763-1:2021 E
worldwide for CEN national Members.

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oSIST prEN 13763-1:2021
prEN 13763-1:2021 (E)
Contents Page
European foreword . 3
1 Scope . 7
2 Normative references . 7
3 Terms and definitions . 8
4 Requirements . 8
4.1 General. 8
4.2 Thermal stability at elevated temperatures . 12
4.3 Sensitiveness to impact . 12
4.4 Resistance to abrasion . 12
4.5 Resistance to cutting damage . 13
4.6 Resistance to cracking of insulation in low temperatures . 13
4.7 Mechanical strength . 13
4.8 Resistance to vibration . 14
4.9 Resistance to bending . 14
4.10 Resistance to damage by dropping . 14
4.11 Resistance to hydrostatic pressure . 14
4.12 Resistance to electrostatic discharge . 15
4.13 Equivalent initiating capability . 15
4.14 Delay accuracy . 16
4.15 No-fire current . 16
4.16 Series firing current . 16
4.17 Firing impulse . 16
4.18 Total electrical resistance . 16
4.19 Flash-over voltage . 16
4.20 Capacitance, insulation resistance and insulation breakdown . 17
4.21 Shock wave velocity . 17
4.22 Electrical non-conductivity . 17
4.23 Transfer capability . 17
4.24 Requirement for risk analysis electronic initiation systems . 17
4.25 Determination of resistance against electrostatic discharge . 18
4.26 Determination of resistance to overvoltage . 18
4.27 Determination of resistance to dynamic pressure . 18
4.28 Insulation resistance between exposed conducting parts . 19
4.29 Insulation resistance between exposed conducting parts . 19
4.30 Slow temperature change . 19
4.31 Rapid temperature change . 19
4.32 Determination of delay accuracy . 19
4.33 Determination of electromagnetic compatibility . 19
4.34 Climatic and mechanical test of electronic initiation systems . 20
4.35 Resistance to corrosion . 22
Annex A (normative) Classification of electric detonators . 23
Annex B (normative) Bruceton method . 24
Annex C (normative) PROBIT TEST (PBBS test) . 27
Annex D (informative) Classification of defects . 33
Bibliography . 42
2

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oSIST prEN 13763-1:2021
prEN 13763-1:2021 (E)
European foreword
This document (prEN 13763-1:2021) has been prepared by Technical Committee CEN/TC 321
“Explosives for civil uses”, the secretariat of which is held by UNE.
This document is currently submitted to the CEN Enquiry.
This document will supersede EN 13763-1:2004.
In comparison with the previous edition, the following technical modifications have been made:
a) Clause 1 Scope, these products have been specified: electric detonators, non-electric detonators,
plain detonators, electronic detonators, electronic initiation systems, leading wires and coupling
accessories. The scope also includes the classification for electric detonators;
b) Clause 2 Normative references, was updated;
c) Clause 4 Requirements, each subclause contain subclauses for each product. Requirements are given
for each product in the scope including the different types of detonators;
d) Clause 4.1 Requirement general, has been added. It contains a table showing what tests are required
for each product specified in the scope;
e) Clause 4.2 Thermal stability, 4.2.1 Electric detonators, non-electric detonators, electronic detonators,
plain detonators, surface connectors and detonating cord relays, the requirement has been changed
from “no detonation” to “no explosion or evidence of reaction, visible or audible”; “Evidence of
reaction” is defined in prEN 13857-1:2021;
f) Clause 4.2 Thermal stability, 4.2.2 Shock tubes, the requirement has been changed from “no visible
evidence of reaction” to “no initiation or evidence of reaction, visible or audible”; “Evidence of
reaction” is defined in prEN 13857-1:2021;
g) Clause 4.4 Resistance to abrasion, the requirement contains a clarification of the relationship with
the categories in Table 2;
h) Clause 4.7 Mechanical strength, the requirements have been listed for these two subclauses 4.7.1
Electric detonators and electronic detonators with leading wires and 4.7.2 Non-electric detonators
and electronic detonators with shock tube;
i) Clause 4.8 Resistance to vibration, the following requirement has been added: “during the vibration
test no plain detonators or semi-finished detonators shall explode”;
j) Clause 4.9 Resistance to bending, the requirement includes electronic detonators and has been
changed from “no detonator shall initiate” to “no detonator shall explode”. The following
requirement has been added: “in the functional test all detonators shall detonate”;
k) Clause 4.10 Resistance to damage by dropping, the requirement has changed from “detonate” to
explode” and from “fire to “detonate”;
l) Clause 4.11 Resistance to hydrostatic pressure, requirements for electronic detonators have been
added;
m) Clause 4.13 Equivalent initiating capability, the requirements for mean shock energy has been
replaced with requirements for mean peak pressure and requirement for mean pressure per time;
3

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oSIST prEN 13763-1:2021
prEN 13763-1:2021 (E)
n) Clause 4.14 Delay accuracy, the requirement has changed from “all detonators shall fire” to “all
detonators shall detonate”;
o) Clause 4.19 Flash over voltage, the requirement has changed from “no detonator shall be initiated”
to “no detonator shall explode”;
p) Clause 4.23 Transfer capability, the receptors have been divided into two types, shock tubes and
detonating cord relays;
q) Clause 4.24 Requirement for risk analysis electronic initiation systems, new requirement has been
added. There was no requirement for risk analysis in the previous edition of the document;
r) Clause 4.25 Resistance against electrostatic discharge, new requirement has been added. There was
no requirement for resistance against electrostatic discharge in the previous edition of the document;
s) Clause 4.26 Determination of resistance to overvoltage, new requirement has been added. There was
no requirement for resistance to overvoltage in the previous edition of the document;
t) Clause 4.27 Determination or resistance to dynamic pressure, new requirement has been added.
There was no requirement for resistance to dynamic pressure in the previous edition of the
document;
u) Clause 4.28 Insulation resistance between exposed conducting parts, new requirement has been
added. There was no requirement for insulation resistance in the previous edition of the document;
v) Clause 4.29 Insulation resistance between exposed conducting parts, new requirement has been
added. There was no requirement for insulation resistance in the previous edition of the document;
w) Clause 4.30 Slow temperature change, new requirement has been added. There was no requirement
for slow temperature change in the previous edition of the document;
x) Clause 4.31 Rapid temperature change, new requirement has been added. There was no requirement
for rapid temperature change in the previous edition of the document;
y) Clause 4.32 Determination of delay accuracy, new requirement has been added. There was no
requirement for delay accuracy in the previous edition of the document;
z) Clause 4.33 Determination of electromagnetic compatibility, new requirement has been added.
There was no requirement for electromagnetic compatibility in the previous edition of the document;
aa) Clause 4.34 Climatic and mechanical, new requirements have been added for electronic initiation
systems. There were no climatic and mechanical requirements in the previous edition of the
document;
bb) Clause 4.35 Resistance to corrosion, new requirement has been added. There was no requirement
for resistance to corrosion in the previous edition of the document;
cc) Annex A, Range of applicability of the test method has been removed because each test method
specifies temperatures;
dd) Annex C, PROBIT TEST (PBBS test) contained some mistakes in Table C.1 and Clause C.6 which have
been corrected, these are the mistakes mentioned in the standardization request;
4

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oSIST prEN 13763-1:2021
prEN 13763-1:2021 (E)
ee) Annex ZA, Relationship between this European Standard and the essential safety 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 has been added. It contains explanations on links to Essential Safety
requirements in the directive.
This document has been prepared under a Standardization Request given to CEN by the European
Commission and the European Free Trade Association, and supports Essential Safety requirements of EU
Directive(s) / Regulation(s).
For relationship with EU Directive(s) / Regulation(s), see informative Annex ZA, which is an integral part
of this document.
EN 13763, Explosives for civil uses — Detonators and detonating cord relays, is currently composed with
the following parts:
— Part 1: Requirements;
— Part 2: Verification of thermal stability at high temperatures;
— Part 3: Determination of sensitiveness to impact;
— Part 4: Determination of resistance to abrasion of leading wires and shock tubes;
— Part 5: Determination of resistance to cutting damage of leading wires and shock tubes;
— Part 6: Determination of resistance to cracking in low temperatures of leading wires;
— Part 7: Determination of the mechanical strength of leading wires, shock tubes, connections, crimps and
closures;
— Part 8: Determination of resistance to vibration;
— Part 9: Determination of resistance to bending of detonators;
— Part 11: Determination of resistance to damage by dropping of detonators and relays;
— Part 12: Determination of resistance to hydrostatic pressure;
— Part 13: Determination of resistance of electric detonator to electrostatic discharge;
— Part 15: Determination of equivalent initiating capability;
— Part 16: Determination of delay accuracy;
— Part 17: Determination of no-fire current of electric detonators;
— Part 18: Determination of series firing current of electric detonators;
— Part 19: Determination of firing pulse of electric detonators;
— Part 20: Determination of total resistance of electric detonators;
— Part 21: Determination of flash-over voltage of electric detonators;
5

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oSIST prEN 13763-1:2021
prEN 13763-1:2021 (E)
— Part 22: Determination of capacitance, insulation resistance and insulation breakdown of leading
wires;
— Part 23: Determination of the shock-wave velocity of shock tube;
— Part 24: Determination of the non-conductivity of shock tube;
— Part 25: Determination of transfer capacity of relay and coupling accessories;
— Part 26: Definitions, methods and requirements for devices and accessories for reliable and safe function
of detonators and detonating cord relays;
— Part 27: Risk analysis and test methods for electronic initiation systems.
6

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oSIST prEN 13763-1:2021
prEN 13763-1:2021 (E)
1 Scope
This document specifies the requirements for electric detonators, non-electric detonators, plain
detonators, electronic detonators, electronic initiation systems, surface connectors, leading wires, shock
tubes, coupling accessories and detonating cord relays.
This document specifies classification for electric detonators.
This document does not cover devices and accessories for reliable and safe function of detonators and
relays; for this, see EN 13763-26:2004.
2 Normative references
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.
prEN 13857-1:2021, Explosives for civil uses — Part 1: Terminology
prEN 13857-3:2021, Explosives for civil uses — Part 3: Information to be provided by the manufacturer or
his authorized representative to the user
prEN 13763-2:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 2:
Verification of thermal stability at high temperatures
prEN 13763-3:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 3:
Determination of sensitiveness to impact
prEN 13763-4:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 4:
Determination of resistance to abrasion
prEN 13763-5:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 5:
Determination of resistance to cutting damage
prEN 13763-6:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 6:
Determination of resistance to cracking in low temperatures
prEN 13763-7:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 7:
Determination of the mechanical strength
prEN 13763-8:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 8:
Determination of resistance to vibration
prEN 13763-9:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 9:
Determination of resistance to bending
prEN 13763-11:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 11:
Determination of resistance to damage by dropping
prEN 13763-12:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 12:
Determination of resistance to hydrostatic pressure
prEN 13763-13:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 13:
Determination of resistance to electrostatic discharge
7

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oSIST prEN 13763-1:2021
prEN 13763-1:2021 (E)
prEN 13763-15:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 15:
Determination of equivalent initiating capability
prEN 13763-16:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 16:
Determination of delay accuracy
prEN 13763-17:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 17:
Determination of no-fire current
prEN 13763-18:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 18:
Determination of series firing current
prEN 13763-19:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 19:
Determination of firing impulse
prEN 13763-20:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 20:
Determination of total electrical resistance
prEN 13763-21:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 21:
Determination of flash-over voltage
prEN 13763-22:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 22:
Determination of capacitance, insulation resistance, and insulation breakdown
prEN 13763-23:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 23:
Determination of the shock-wave velocity
prEN 13763-24:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 24:
Determination of the electrical non-conductivity
prEN 13763-25:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 25:
Determination of transfer capacity
prEN 13763-27:2021, Explosives for civil uses — Detonators and detonating cord relays — Part 27: Risk
analysis and test methods for electronic initiation systems
EN 60529:1991, Degrees of protection provided by enclosures (IP Code)
3 Terms and definitions
For the purposes of this document, the terms and definitions given in prEN 13857-1:2021 apply.
4 Requirements
4.1 General
Table 1 gives an overview of which tests shall be performed for the products covered in this document.
Annex D gives information on classification of defects and guidance for sampling size.
8

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oSIST prEN 13763-1:2021
prEN 13763-1:2021 (E)
Table 1 — Overview of tests for products
Electronic Semi-
Electric Non-electric Plain Electronic Leading Shock Detonating Coupling Surface
Tests initiation finished
detonators detonators detonators detonators wires tubes cord relays accessories connectors
systems detonators
Thermal stability at
elevated X X X X   X X  X
temperatures
Sensitiveness to
X X X X   X X  X
impact
Resistance to
     X X
abrasion
Resistance to
     X X
cutting damage
Resistance to
cracking of
     X
insulation in low
temperatures
Mechanical
a
X X
X
strength
Resistance to
  X        X
vibration
Resistance to
X X X X
bending
Resistance to
damage by X X X X    X  X
dropping
Resistance to
hydrostatic X X  X    X  X
pressure
Resistance to
electrostatic X
discharge
Equivalent
X X  X
initiating capability
Delay accuracy X X      X  X
9

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oSIST prEN 13763-1:2021
prEN 13763-1:2021 (E)
Electronic Semi-
Electric Non-electric Plain Electronic Leading Shock Detonating Coupling Surface
Tests initiation finished
detonators detonators detonators detonators wires tubes cord relays accessories connectors
systems detonators
No-fire current X
Series firing
X
current
Firing impulse X
Total electrical
X
resistance
Flash-over voltage X
Capacitance,
insulation
resistance and      X
insulation
breakdown
Shock wave
      X
velocity
Electrical non-
      X
conductivity
Transfer capability        X X X
Risk analysis     X
Resistance against
electrostatic X
discharge
Resistance to
   X
overvoltage
Resistance to
   X
dynamic pressure
Insulation
resistance between
b

X
exposed conducting
parts
Insulation
c
    X
resistance between
10

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oSIST prEN 13763-1:2021
prEN 13763-1:2021 (E)
Electronic Semi-
Electric Non-electric Plain Electronic Leading Shock Detonating Coupling Surface
Tests initiation finished
detonators detonators detonators detonators wires tubes cord relays accessories connectors
systems detonators
exposed conducting
parts
Slow temperature
    X
change
Rapid temperature
    X
change
Delay accuracy     X
Electromagnetic
    X
compatibility
Climatic and
b, c

X
mechanical tests
Resistance to
   X
corrosion
a
with leading wires and/or shock tubes.
b
blasting machines.
c
field circuit testers.
11

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oSIST prEN 13763-1:2021
prEN 13763-1:2021 (E)
4.2 Thermal stability at elevated temperatures
4.2.1 Electric detonators, non-electric detonators, electronic detonators, plain detonators,
surface connectors or detonating cord relays
When tested in accordance with prEN 13763-2:2021, Clause 7, there shall be no explosion or evidence of
reaction, visible or audible.
4.2.2 Shock tubes
When tested in accordance with prEN 13763-2:2021, Clause 7, there shall be no initiation or evidence of
reaction, visible or audible.
4.3 Sensitiveness to impact
4.3.1 Electric detonators, non-electric detonators, electronic detonators, plain detonators,
surface connectors or detonating cord relays
When tested in accordance with prEN 13763-3:2021, Clause 7, the mean and the minimum heights at
which explosion is observed shall be greater than the values listed in Table 2.
4.3.2 Shock tubes
When tested in accordance with prEN 13763-3:2021, Clause 7, the mean and the minimum heights at
which initiation is observed shall be greater than the values listed in Table 2.
Table 2 — Requirements for minimum height
 Minimum height Mean height
[m] [m]
Electric, non-electric, electronic and plain 0,20 0,40
detonators
Detonating cord relays 5,00 7,00
Non-electric surface connectors and shock tubes 7,00 9,00
NOTE These values have been chosen based on product testing and data on incidents reported to
authorities.
4.4 Resistance to abrasion
4.4.1 Leading wires
When tested in accordance with prEN 13763-4:2021, Clause 7 and for category 1 with a test loading of
4,0 N. The mean value of the testing time at the point of failure shall be larger than 6,0 s and the minimum
value of testing time at the point of failure shall be larger than 5,1 s in accordance with Table 3.
When tested in accordance with prEN 13763-4:2021, Clause 7 and for category 2 with a test loading of
12,2 N. The mean value of the testing time at the point of failure shall be larger than 4,5 s and the
minimum value of testing time at the point of failure shall be larger than 3,8 s in accordance with Table 3.
12

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oSIST prEN 13763-1:2021
prEN 13763-1:2021 (E)
Table 3 — Resistance to abrasion
Test loading Mean value Minimum value
Category
[N] [s] [s]
1 4,0 6,0 5,1
2 12,2 4,5 3,8
NOTE The values in Table 3 are based on agreement between producers
and based on laboratories experience over years.
4.4.2 Shock tubes
When tested in accordance with prEN 13763-4:2021, Clause 7, all shock tubes shall be initiated, and the
shock wave shall propagate along the entire shock tube length during the functioning test.
4.5 Resistance to cutting damage
4.5.1 Leading wires
When tested in accordance with prEN 13763-5:2021, Clause 7, there shall be no electrical contact
between the leading wire conductor and the tungsten carbide cutting edge.
4.5.2 Shock tubes
When tested in accordance with prEN 13763-5:2021, Clause 7, all shock tubes shall initiate, and each
shall propagate along its entire length.
4.6 Resistance to cracking of insulation in low temperatures
4.6.1 leading wires
When tested in accordance with prEN 13763-6:2021, Clause 7, there shall be no cracks through the
insulation.
4.7 Mechanical strength
4.7.1 Electric detonators and electronic detonators with leading wires
Whe
...