EN 62135-1:2008

Resistance welding equipment - Part 1: Safety requirements for design, manufacture and installation

IEC 62135:2008 applies to equipment for resistance welding and allied processes and includes single and multiple welding stations which may be manually or automatically loaded and/or started. This standard covers stationary and portable equipment and specifies safety requirements for design, manufacture and installation.

Widerstandsschweißeinrichtungen - Teil 1: Sicherheitsanforderungen für die Konstruktion, Herstellung und Errichtung

Matériels de soudage par résistance - Partie 1: Exigences de sécurité pour la conception, la fabrication et l’installation

La CEI 62135:2008 s'applique aux matériels de soudage par résistance et aux procédés connexes et comprend les stations de soudage simples et multiples qui peuvent être alimentées manuellement ou automatiquement et/ou mises en route. Cette norme s'applique aux matériels fixes et portables et spécifie les exigences de sécurité pour leur conception, fabrication et installation.

Oprema za uporovno varjenje - 1. del: Varnostne zahteve za zasnovo, izdelavo in inštalacijo (IEC 62135-1:2008)

General Information

• Status: Withdrawn
• Publication Date: 12-Nov-2008
• Withdrawal Date: 30-Sep-2011
• ICS: 25.160 - Welding, brazing and soldering
• Technical Committee: CLC/TC 26 - Electric welding
• Drafting Committee: IEC/TC 26 - IEC_TC_26
• Parallel Committee: IEC/TC 26 - IEC_TC_26
• Current Stage: 9960 - Withdrawal effective - Withdrawal
• Start Date: 11-Jun-2018
• Completion Date: 11-Jun-2018
• Directive: 2006/95/EC - Directive 2006/95/EC of the European Parliament and of the Council of 12 December 2006 on the harmonisation of the laws of Member States relating to electrical equipment designed for use within certain voltage limits (codified version)
• Directive: 2014/35/EU - Directive 2014/35/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 of electrical equipment designed for use within certain voltage limits
• Directive: 2014/53/EU - Directive 2014/53/EU of The European Parliament and of the Council of 16 April 2014 on the harmonisation of the laws of the Member States relating to the making available on the market of radio equipment and repealing Directive 1999/5/EC
• Directive: 73/23/EEC - Electrical equipment designed for use within certain voltage limits
• Ref Project: SIST EN 62135-1:2009 - Resistance welding equipment -- Part 1: Safety requirements for the design, manufacture and the installation

Relations

• Replaces: EN 50063:1989 - Safety requirements for the construction and the installation of equipment for resistance welding and allied processes
• Effective Date: 29-Jan-2023
• Replaced By: EN 62135-1:2015 - Resistance welding equipment - Part 1: Safety requirements for design, manufacture and installation
• Effective Date: 29-Jan-2023

Standards Content (Sample)

SLOVENSKI STANDARD
01-januar-2009
1DGRPHãþD
SIST EN 50063:1996
Oprema za uporovno varjenje - 1. del: Varnostne zahteve za zasnovo, izdelavo in
inštalacijo (IEC 62135-1:2008)
Resistance welding equipment -- Part 1: Safety requirements for the design, manufacture
and the installation
Widerstandsschweißeinrichtungen -- Teil 1: Sicherheitsanforderungen für Entwurf,
Herstellung und Errichtung
Matériels de soudage par résistance -- Partie 1: Exigences de sécurité pour la
conception, la fabrication et l’installation
Ta slovenski standard je istoveten z: EN 62135-1:2008
ICS:
25.160.30 Varilna oprema Welding equipment
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD
EN 62135-1
NORME EUROPÉENNE
November 2008
EUROPÄISCHE NORM
ICS 25.160 Supersedes EN 50063:1989

English version
Resistance welding equipment -
Part 1: Safety requirements for design, manufacture and installation
(IEC 62135-1:2008)
Matériels de soudage par résistance -  Widerstandsschweißeinrichtungen -
Partie 1: Exigences de sécurité Teil 1: Sicherheitsanforderungen
pour la conception, für die Konstruktion,
la fabrication et l’installation Herstellung und Errichtung
(CEI 62135-1:2008) (IEC 62135-1:2008)

This European Standard was approved by CENELEC on 2008-10-01. CENELEC 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 Central Secretariat or to any CENELEC 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 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

© 2008 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
Ref. No. EN 62135-1:2008 E
Foreword
The text of document 26/377/FDIS, future edition 1 of IEC 62135-1, prepared by IEC TC 26, Electric
welding, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as
EN 62135-1 on 2008-10-01.
This European standard supersedes EN 50063:1989 + corrigendum August 1990.
The following dates were fixed:
– latest date by which the EN has to be implemented
at national level by publication of an identical
national standard or by endorsement (dop) 2009-01-01
– latest date by which the national standards conflicting
with the EN have to be withdrawn (dow) 2011-10-01
Annex ZA has been added by CENELEC.
__________
Endorsement notice
The text of the International Standard IEC 62135-1:2008 was approved by CENELEC as a European
Standard without any modification.
In the official version, for Bibliography, the following notes have to be added for the standards indicated:
IEC 60085 NOTE  Harmonized as EN 60085:2008 (not modified).
IEC 60112 NOTE  Harmonized as EN 60112:2003 (not modified).
IEC 60364 NOTE  Harmonized in HD 384 / HD 60364 series (modified).
IEC 60990 NOTE  Harmonized as EN 60990:1999 (not modified).
__________
– 3 – EN 62135-1:2008
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications

The following referenced documents are indispensable for the application 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.

NOTE  When an international publication has been modified by common modifications, indicated by (mod), the relevant EN/HD
applies.
Publication Year Title EN/HD Year

1) 2)
IEC 60204-1 - Safety of machinery - Electrical equipment EN 60204-1 2006
(mod) of machines -
Part 1: General requirements
IEC 60364-4-41 2005 Low-voltage electrical installations - HD 60364-4-41 2007
(mod) Part 4-41: Protection for safety - Protection + corr. July 2007
against electric shock
1) 2)
IEC 60364-6 - Low voltage electrical installations - HD 60364-6 2007
(mod) Part 6: Verification
1) 2)
IEC 60439-1 - Low-voltage switchgear and controlgear EN 60439-1 1999
assemblies -
Part 1: Type-tested and partially type-tested
assemblies
1) 2)
IEC 60529 - Degrees of protection provided by EN 60529 1991
enclosures (IP Code) + corr. May 1993

IEC 60664-1 2007 Insulation coordination for equipment within EN 60664-1 2007
low-voltage systems -
Part 1: Principles, requirements and tests

1) 2)
IEC 60664-3 - Insulation coordination for equipment within EN 60664-3 2003
low-voltage systems -
Part 3: Use of coating, potting or moulding for
protection against pollution
1) 2)
IEC 61140 - Protection against electric shock - Common EN 61140 2002
aspects for installation and equipment

1)
ISO 669 - Resistance welding - Resistance welding - -
equipment - Mechanical and electrical
requirements
1) 2)
ISO 5828 - Resistance welding equipment - Secondary EN ISO 5828 2001
connecting cables with terminals connected to
water-cooled lugs - Dimensions and
characteristics
1) 2)
ISO 8205-1 - Water-cooled secondary connection cables EN ISO 8205-1 2002
for resistance welding -
Part 1: Dimensions and requirements for
double-conductor connection cables

1)
Undated reference.
2)
Valid edition at date of issue.

Publication Year Title EN/HD Year

1) 2)
ISO 8205-2 - Water-cooled secondary connection cables EN ISO 8205-2 2002
for resistance welding -
Part 2: Dimensions and requirements for
single-conductor connection cables

1) 2)
ISO 12100-1 - Safety of machinery - Basic concepts, EN ISO 12100-1 2003
general principles for design -
Part 1: Basic terminology, methodology

1) 2)
ISO 12100-2 - Safety of machinery - Basic concepts, EN ISO 12100-2 2003
general principles for design -
Part 2: Technical principles
1) 2)
ISO 13849-1 - Safety of machinery - Safety-related parts EN ISO 13849-1 2006
of control systems -
Part 1: General principles for design

1) 2)
ISO 14121-1 - Safety of machinery - Risk assessment - EN ISO 14121-1 2001
Part 1: Principles
IEC 62135-1
Edition 1.0 2008-07
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
Resistance welding equipment –
Part 1: Safety requirements for design, manufacture and installation

Matériels de soudage par résistance –
Partie 1: Exigences de sécurité pour la conception, la fabrication et l’installation

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
PRICE CODE
INTERNATIONALE
XB
CODE PRIX
ICS 25.160 ISBN 2-8318-9823-4
– 2 – 62135-1 © IEC:2008
CONTENTS
FOREWORD.5
1 Scope.7
2 Normative references .7
3 Terms and definitions.8
4 Environmental conditions.10
5 Tests .10
5.1 Test conditions.10
5.2 Measuring instruments .10
5.3 Type tests .11
5.4 Routine tests .11
6 Protection against electric shock .11
6.1 General .11
6.2 Insulation .12
6.2.1 General .12
6.2.2 Clearances .12
6.2.3 Creepage distances.13
6.2.4 Insulation resistance.14
6.2.5 Dielectric strength .15
6.2.6 Liquid cooling .16
6.3 Protection against electric shock in normal service (direct contact) .16
6.3.1 General .16
6.3.2 Rated no-load voltage at the output .17
6.3.3 Protection provided by barriers or the enclosure.17
6.3.4 Capacitors .17
6.3.5 Automatic discharge of input capacitors.18
6.3.6 Protective conductor current under normal operation.18
6.4 Protection against electric shock in case of a fault condition (indirect contact) .19
6.4.1 General .19
6.4.2 Protective provisions for welding circuit .21
6.4.3 Internal conductors and connections.33
6.4.4 Touch current in fault condition.33
6.4.5 DC resistance welding equipment operating at mains frequency.34
6.4.6 DC resistance welding equipment operating at medium frequency.34
6.4.7 Continuity of the protective bonding circuit .35
6.5 Additional user requirements .35
6.6 Supply voltage.35
6.7 Conductors of the welding circuit.35
7 Thermal requirements.35
7.1 Heating test.36
7.1.1 Test conditions .36
7.1.2 Tolerances of the test parameters .36
7.1.3 Beginning of the heating test .36
7.1.4 Duration of the test.37
7.2 Temperature measurement.37
7.2.1 Measurements conditions .37
7.2.2 Surface temperature sensor .37

62135-1 © IEC:2008 – 3 –
7.2.3 Resistance .37
7.2.4 Embedded temperature sensor.38
7.2.5 Determination of the ambient temperature (t ).38
a
7.2.6 Determination of cooling liquid temperature (t ).38
a
7.2.7 Recording of temperatures .38
7.3 Limits of temperature rise.38
7.3.1 Windings .38
7.3.2 External surfaces.39
7.3.3 Other components .40
8 Abnormal operation .40
8.1 General requir
...