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IEC_62135-1-2015.pdf

1、 IEC 62135-1 Edition 2.0 2015-05 INTERNA TIONAL STA NDA RD Resistance welding equipment Part 1:Safety requirements for design,manufacture and installation IEC 62135-1:2015-05(en)colourinsideCopyright International Electrotechnical Commission THIS PUBLICA TION IS COPYRIGHT PROTECTED Copyright 2015 IE

2、C,Geneva,Switzerland All rights reserved.Unless otherwise specified,no par t of this publication may be reproduced or utilized in any for m or by any means,electronic or mechanical,including photocopying and microfilm,without per mission in writing fr om either IEC or IECs member National Committee

3、in the country of the requester.If you have any questions about IEC copyright or have an enquiry about obtaining additional r ights to this publication,please contact the address below or your local IEC member National Committee for further infor mation.IEC Centr al Office Tel.:+41 22 919 02 11 3,ru

4、e de Varemb Fax:+41 22 919 03 00 CH-1211 Geneva 20 infoiec.ch Switzerland www.iec.ch About t he IEC The International Electr otechnical Commission(IEC)is the leading global organization that prepar es and publishes Inter national Standards for all electr ical,electronic and related technologies.A bo

5、ut IEC publications The technical content of IEC publications is kept under constant review by the IEC.Please make sur e that you have the latest edition,a cor rigenda or an amendment might have been published.IEC Cat alogue-webstore.iec.ch/cat alogue The stand-alone application for consulting the e

6、ntire bibliographical information on IEC International Standards,Technical Specifications,Technical R eports and other documents.A v ailable for PC,Mac OS,A ndroid Tablets and iPad.IEC publications search-w w w.iec.ch/searchpub The adv anced search enables to find IEC publications by a variety of cr

7、iteria(reference number,text,technical committee,).It also gives information on projec ts,replaced and withdrawn publications.IEC Just Published-webstore.iec.ch/justpublished Stay up to date on all new IEC publications.Just Published details all new publications released.A v ailable online and also

8、once a month by email.Elect ropedia-w w w.elect ropedia.org The worlds leading online dic tionary of elec tronic and electrical terms containing more than 30 000 terms and definitions in English and French,with equiv alent terms in 15 additional languages.Also known as the International Elec trotech

9、nical Vocabulary (IEV)online.IEC Glossar y-st d.iec.ch/glossary More than 60 000 electrotechnical terminology entries in English and French extracted from the Terms and Definitions clause of IEC publications issued since 2002.Some entries hav e been collected from earlier publications of IEC TC 37,7

10、7,86 and CISPR.IEC Customer Service Cent re-webstore.iec.ch/csc If y ou wish to giv e us y our feedback on this publication or need further assistance,please contact the Customer Serv ice Centre:csciec.ch.Copyright International Electrotechnical Commission IEC 62135-1 Edit ion 2.0 2015-05 INTER NA T

11、IONAL STA NDA R D R esistance welding equipment Part 1:Safety requirements for design,manufacture and inst allation INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 25.160 ISBN 978-2-8322-2664-3 R egist er ed tr ademar k of t he Int er national Electr ot echnical Commission Warning!Make sure that you o

12、btained this publication from an authorized distributor.colourinsideCopyright International Electrotechnical Commission 2 IEC 62135-1:2015 IEC 2015 CONTENTS FOREWORD.6 1 Scope.8 2 Normative references.8 3 Terms and definitions.9 4 Environmental conditions.11 5 Tests.11 5.1 Test condition.11 5.2 Meas

13、uring instruments.11 5.3 Type tests.12 5.4 Routine tests.12 6 Protection against electric shock.12 6.1 General.12 6.2 Insulation.13 6.2.1 General.13 6.2.2 Clearances.13 6.2.3 Creepage distances.14 6.2.4 Insulation resistance.16 6.2.5 Dielectric strength.16 6.2.6 Welding circuit touch current.18 6.2.

14、7 Liquid cooling.18 6.3 Protection against electric shock in normal service(direct contact).19 6.3.1 General.19 6.3.2 Rated no-load voltage at the output.19 6.3.3 Protection provided by barriers or the enclosure.20 6.3.4 Capacitors.21 6.3.5 Automatic discharge of input capacitors.21 6.3.6 Protective

15、 conductor current under normal condition.22 6.3.7 Touch current in normal condition.22 6.4 Protection against electric shock in case of a fault condition(indirect contact).22 6.4.1 General.22 6.4.2 Protective provisions for welding circuit.24 6.4.3 Internal conductors and connections.36 6.4.4 Touch

16、 current in fault condition.36 6.4.5 DC resistance welding equipment operating at mains frequency.37 6.4.6 DC resistance welding equipment operating at medium frequency.37 6.4.7 Continuity of the protective bonding circuit.37 6.5 Additional user requirements.38 6.6 Supply voltage.38 6.7 Conductors of the welding circuit.38 7 Thermal requirements.38 7.1 Heating test.38 7.1.1 Test conditions.38 7.1.2 Tolerances of the test parameters.39 7.1.3 Beginning of the heating test.40 7.1.4 Duration of the

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