IEC_60335-2-40.pdf

INTERNATIONALSTANDARDIEC60335-2-40Fourth edition2002-12Household and similar electrical appliances Safety Part 2-40:Particular requirements for electrical heat pumps,air conditioners and dehumidifiersAppareils lectrodomestiques et analogues Scurit Partie 2-40:Rgles particulires pour les pompes chaleur lectriques,les climatiseurs et les dshumidificateursReference numberIEC 60335-2-40:2002(E)Publication numberingAs from 1 January 1997 all IEC publications are issued with a designation in the60000 series.For example,IEC 34-1 is now referred to as IEC 60034-1.Consolidated editionsThe IEC is now publishing consolidated versions of its publications.For example,edition numbers 1.0,1.1 and 1.2 refer,respectively,to the base publication,thebase publication incorporating amendment 1 and the base publication incorporatingamendments 1 and 2.Further information on IEC publicationsThe technical content of IEC publications is kept under constant review by the IEC,thus ensuring that the content reflects current technology.Information relating tothis publication,including its validity,is available in the IEC Catalogue ofpublications(see below)in addition to new editions,amendments and corrigenda.Information on the subjects under consideration and work in progress undertakenby the technical committee which has prepared this publication,as well as the listof publications issued,is also available from the following:IEC Web Site(www.iec.ch)Catalogue of IEC publicationsThe on-line catalogue on the IEC web site(http:/www.iec.ch/searchpub/cur_fut.htm)enables you to search by a variety of criteria including text searches,technicalcommittees and date of publication.On-line information is also available onrecently issued publications,withdrawn and replaced publications,as well ascorrigenda.IEC Just PublishedThis summary of recently issued publications(http:/www.iec.ch/online_news/justpub/jp_entry.htm)is also available by email.Please contact the CustomerService Centre(see below)for further information.Customer Service CentreIf you have any questions regarding this publication or need further assistance,please contact the Customer Service Centre:Email:custserviec.chTel:+41 22 919 02 11Fax:+41 22 919 03 00INTERNATIONALSTANDARDIEC60335-2-40Fourth edition2002-12Household and similar electrical appliances Safety Part 2-40:Particular requirements for electrical heat pumps,air conditioners and dehumidifiersAppareils lectrodomestiques et analogues Scurit Partie 2-40:Rgles particulires pour les pompes chaleur lectriques,les climatiseurs et les dshumidificateurs IEC 2002 Copyright-all rights reservedNo part of this publication may be reproduced or utilized in any form or by any means,electronic ormechanical,including photocopying and microfilm,without permission in writing from the publisher.International Electrotechnical Commission,3,rue de Varemb,PO Box 131,CH-1211 Geneva 20,SwitzerlandTelephone:+41 22 919 02 11 Telefax:+41 22 919 03 00 E-mail:inmailiec.ch Web:www.iec.chRFor price,see current cataloguePRICE CODECommission Electrotechnique InternationaleInternational Electrotechnical Commission 2 60335-2-40 IEC:2002(E)0CONTENTSFOREWORD.4INTRODUCTION.61Scope.72Normative references.83Definitions.84General requirement.105General conditions for the tests.106Classification.107Marking and instructions.118Protection against access to live parts.129Starting of motor-operated appliances.1310Power input and current.1311Heating.1312Void.1813Leakage current and electric strength at operating temperature.1814Transient overvoltages.1815Moisture resistance.1916Leakage current and electric strength.1917Overload protection of transformers and associated circuits.2018Endurance.2019Abnormal operation.2020Stability and mechanical hazards.2621Mechanical strength.2622Construction.2623Internal wiring.2824Components.2825Supply connection and external flexible cords.2926Terminals for external conductors.2927Provision for earthing.2928Screws and connections.3029Clearances,creepage distances and solid insulation.3030Resistance to heat and fire.3031Resistance to rusting.3032Radiation,toxicity and similar hazards.30Annexes.34Annex AA(informative)Examples for operating temperatures of the appliance.35Bibliography.3660335-2-40 IEC:2002(E)3 Figure 101a)Arrangement for heating test of appliances with supplementary heater upflow application.31Figure 101b)Arrangement for heating test of appliances with supplementary heater downflow application.32Figure 102 Supply circuit for locked-rotor test of a motor of the single-phase type Revise as needed for three-phase test.33Table 3 Temperature limits.16Table 6 Maximum winding temperature.21Table 9 Maximum abnormal temperature.25 4 60335-2-40 IEC:2002(E)0INTERNATIONAL ELECTROTECHNICAL COMMISSION_HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES SAFETY Part 2-40:Particular requirements for electrical heat pumps,air-conditioners and dehumidifiersFOREWORD1)The IEC(International Electrotechnical Commission)is a worldwide organization for standa