IEC 6031 7 31 Edition 2 0 201 5 1 0 INTERNATIONAL STANDARD Specifications for particular types of winding wires – Part 31 Glass fibre wound, resin or varnish impregnated, bare or enamelled rectangular[.]
I E C 6031 7-31 ® Edition 2.0 201 5-1 I N TE R N ATI ON AL STAN DAR D Speci fi cati on s for parti cu l ar types of wi n d i n g wi res – Part 31 : G l ass fi bre wo u n d , resi n or varn i sh i m preg n ated , bare or en am el l ed IEC 6031 7-31 :201 5-1 0(en) rectan g u l ar co pper wi re, tem peratu re i n d ex 80 TH I S P U B L I C AT I O N I S C O P Y R I G H T P R O T E C T E D C o p yri g h t © I E C , G e n e v a , S w i t z e rl a n d All rights reserved Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either IEC or IEC's member National Committee in the country of the requester If you have any questions about IEC copyright or have an enquiry about obtaining additional rights to this publication, please contact the address below or your local IEC member National Committee for further information IEC Central Office 3, rue de Varembé CH-1 21 Geneva 20 Switzerland Tel.: +41 22 91 02 1 Fax: +41 22 91 03 00 info@iec.ch www.iec.ch Ab o u t th e I E C The International Electrotechnical Commission (I EC) is the leading global organization that prepares and publishes International Standards for all electrical, electronic and related technologies Ab o u t I E C p u b l i ca t i o n s The technical content of IEC publications is kept under constant review by the IEC Please make sure that you have the latest edition, a corrigenda or an amendment might have been published I E C Catal o g u e - websto re i ec ch /catal o g u e The stand-alone application for consulting the entire bibliographical information on IEC International Standards, Technical Specifications, Technical Reports and other documents Available for PC, Mac OS, Android Tablets and iPad I E C pu bl i cati on s search - www i ec ch /search pu b The advanced search enables to find IEC publications by a variety of criteria (reference number, text, technical committee,…) It also gives information on projects, replaced and withdrawn publications E l ectroped i a - www el ectro ped i a o rg The world's leading online dictionary of electronic and electrical terms containing more than 30 000 terms and definitions in English and French, with equivalent terms in additional languages Also known as the International Electrotechnical Vocabulary (IEV) online I E C G l o ssary - std i ec ch /g l o ssary 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 have been collected from earlier publications of IEC TC 37, 77, 86 and CISPR I E C J u st Pu bl i sh ed - websto re i ec ch /j u stpu bl i sh ed Stay up to date on all new IEC publications Just Published details all new publications released Available online and also once a month by email I E C Cu stom er Servi ce Cen tre - websto re i ec ch /csc If you wish to give us your feedback on this publication or need further assistance, please contact the Customer Service Centre: csc@iec.ch I E C 6031 7-31 ® Edition 2.0 201 5-1 I N TE R N ATI ON AL STAN DAR D Speci fi cati o n s for parti cu l ar types of wi n d i n g wi res – Part 31 : G l ass fi bre wou n d , resi n or varn i sh i m preg n ated , bare or en am el l ed rectan g u l ar co pper wi re, tem peratu re i n d ex 80 INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 29.060.1 ISBN 978-2-8322-2955-2 Warn i n g ! M ake su re th a t yo u o btai n ed th i s pu bl i c ati o n from an au th o ri zed d i stri bu tor ® Registered trademark of the International Electrotechnical Commission –2– I EC 6031 7-31 :201 © I EC 201 CONTENTS FOREWORD I NTRODUCTI ON Scope N orm ati ve references Term s, defi n itions, g eneral notes an d appearance Term s and defi n i ti ons General n otes Methods of test 2 Winding wire 3 Appearance Dim ensions Electrical resistance Elon gati on 7 Sprin g in ess Fl exibil ity an d adh erence H eat shock Cu t-throu g h 1 Resistance to abrasion Resistance to sol vents Breakdown voltage Conti n ui ty of i nsu l ation Tem peratu re index Resistance to refrigerants Sol derabi l ity 8 H eat or sol ven t bon din g Dielectric dissipation factor 20 Resistance to transform er oi l 23 Pin hol e test 30 Packag i ng Bibl i og raph y I EC 6031 7-31 :201 © I EC 201 –3– I NTERNATI ON AL ELECTROTECH NI CAL COMMI SSI ON SPECIFICATIONS FOR PARTICULAR TYPES OF WINDING WIRES – Part 31 : Glass fibre wound, resin or varnish impregnated, bare or enamelled rectangular copper wire, temperature index 80 FOREWORD ) Th e I n ternati on al El ectrotechn i cal Com m i ssi on (I EC) i s a worl d wi d e org an i zati on for stan dardi zati on com pri si n g al l n ati on al el ectrotech ni cal com m i ttees (I EC N ati onal Com m i ttees) Th e obj ect of I EC i s to prom ote i n ternati on al co-operati on on al l q uesti on s concern i n g stand ardi zati on i n th e el ectri cal an d el ectron i c fi el ds To thi s en d and i n addi ti on to other acti vi ti es, I EC pu bl i sh es I n ternati on al Stan dards, Tech n i cal Speci fi cati on s, Tech ni cal Reports, Pu bl i cl y Avai l abl e Speci fi cati ons (PAS) an d Gu i des (h ereafter referred to as “I EC Publ i cati on (s) ”) Th ei r preparati on i s entru sted to tech n i cal com m i ttees; an y I EC N ati on al Com m i ttee i nterested i n th e su bj ect deal t wi th m ay parti ci pate i n th i s preparatory work I nternati on al , g overn m ental an d n on g overn m ental org an i zati ons l i si n g wi th th e I EC al so parti ci pate i n thi s preparati on I E C col l aborates cl osel y wi th th e I n tern ati onal Org an i zati on for Stan d ardi zati on (I SO) i n accordan ce wi th di ti on s determ i n ed by ag reem en t between th e two org an i zati on s 2) Th e form al deci si on s or ag reem en ts of I EC on tech ni cal m atters express, as n earl y as possi bl e, an i nternati on al sen su s of opi ni on on th e rel evant su bj ects si n ce each tech ni cal com m i ttee h as representati on from al l i n terested I EC N ati on al Com m ittees 3) I EC Pu bl i cati ons h ave th e form of recom m endati on s for i ntern ati on al u se an d are accepted by I EC N ati onal Com m i ttees i n th at sense Whi l e al l reasonabl e efforts are m ade to ensure th at th e tech ni cal tent of I EC Pu bl i cati on s i s accu rate, I EC can n ot be h el d respon si bl e for th e way i n wh i ch th ey are u sed or for an y m i si n terpretati on by an y en d u ser 4) I n order to prom ote i n tern ati onal u n i form i ty, I EC Nati on al Com m i ttees u nd ertake to appl y I EC Publ i cati on s tran sparen tl y to the m axi m um extent possi bl e i n th ei r nati on al an d reg i on al publ i cati ons Any d i verg ence between an y I EC Pu bl i cati on and the correspon di ng n ati on al or reg i on al pu bl i cati on sh al l be cl earl y i n di cated i n the l atter 5) I EC i tsel f d oes n ot provi de an y attestati on of form i ty I n depend ent certi fi cati on bodi es provi de form i ty assessm ent servi ces and, i n som e areas, access to I EC m arks of form i ty I EC i s not responsi bl e for an y servi ces carri ed out by i nd epen den t certi fi cati on bodi es 6) Al l users shou l d ensu re that th ey h ave th e l atest edi ti on of thi s pu bl i cati on 7) N o l i abi l i ty sh al l attach to I EC or i ts di rectors, em pl oyees, servan ts or ag ents i ncl u di n g i n di vi du al experts an d m em bers of i ts tech ni cal com m i ttees an d I EC N ati on al Com m i ttees for an y person al i n j u ry, property d am ag e or oth er dam ag e of an y n ature wh atsoever, wh eth er di rect or i ndi rect, or for costs (i ncl u d i n g l eg al fees) and expen ses ari si n g ou t of the publ i cati on , u se of, or rel i an ce u pon , thi s I EC P u bl i cati on or an y other I EC Publ i cati on s 8) Atten ti on i s drawn to th e N orm ati ve referen ces ci ted i n th i s pu bl i cati on U se of th e referenced publ i cati on s i s i n di spen sabl e for the correct appl i cati on of thi s pu bl i cati on 9) Atten ti on i s drawn to th e possi bi l i ty that som e of th e el em ents of th i s I EC Publ i cati on m ay be the su bj ect of patent ri g hts I EC shal l n ot be hel d respon si bl e for i den ti fyi ng an y or al l su ch paten t ri g hts I n tern ati on al Stan dard I EC 6031 7-31 has been prepared by I EC tech n ical com m ittee 55: Winding wires This secon d edition cancels and replaces th e first editi on pu blish ed in 990, Am en dm ent :1 997 and Am en dm ent 2:2005 This editi on constitutes a techn ical revision This edition inclu des the fol l owing sig n ifican t techn ical chan ges with respect to the previou s edi tion: – – – new 2 tai n in g g en eral n otes on windi n g wi re, form erl y part of th e scope; i ntroducti on of g lass fi bre coverin gs over grade en am el l ed ductor i n 2 revisi on to references to I EC 6031 7-0-4 to m ake cl ear th at their appl ication is norm ati ve –4– I EC 6031 7-31 :201 © I EC 201 The text of th is stan dard is based on the fol lowin g docum en ts: CDV Report on voti n g 55/1 491 /CDV 55/1 51 4/RVC Fu l l inform ati on on th e voti ng for th e approval of th is stan dard can be fou nd in th e report on voting in dicated in th e above table This publicati on has been drafted i n accordance wi th th e I SO/I EC Directi ves, Part This I n tern ati onal Standard is to be u sed i n conj un cti on with th e I EC 6031 7-0-4:201 The n um berin g of clauses in th is standard is not tin u ous from Cl auses 20 an d 30 in order to reserve space for possible future wi re requ irem en ts prior to th ose for wire packag in g A l ist of al l the parts in the I EC 6031 seri es, pu blish ed u n der the g eneral ti tle th e I EC websi te for particular types of winding wires can be fou n d on Specifications The com m ittee h as deci ded that the ten ts of th is pu bl ication will rem n unch an g ed un ti l th e stabil i ty date i ndicated on th e I EC web si te un der "h ttp://webstore i ec ch " in th e data related to th e specific pu blicati on At th is date, th e publ ication wi l l be • • • • reconfi rm ed, withdrawn , replaced by a revised edi ti on, or am ended A bil in g u al version of th is pu blicati on m ay be issu ed at a l ater date I EC 6031 7-31 :201 © I EC 201 –5– I NTRODUCTI ON This part of I EC 6031 is one of a seri es wh ich deals wi th insu lated wi res u sed for wi n din g s i n electrical equ ipm en t The seri es h as three grou ps descri bi ng : ) Winding wires – Test m ethods (I EC 60851 ) ; 2) Specificati ons for particul ar types of wi n di ng wires (I EC 6031 7) ; 3) Packag i ng of wi n ding wires (I EC 60264) –6– I EC 6031 7-31 :201 © I EC 201 SPECIFICATIONS FOR PARTICULAR TYPES OF WINDING WIRES – Part 31 : Glass fibre wound, resin or varnish impregnated, bare or enamelled rectangular copper wire, temperature index 80 Scope This part of I EC 6031 specifies th e requ irem ents of gl ass fibre wou n d, resin or varn ish im pregn ated, bare or en am ell ed rectang u l ar copper windi n g wire, tem peratu re i ndex 80 NOTE For th i s type of wi re, th e heat sh ock test i s i n appropri ate an d th erefore a h eat shock tem peratu re can n ot be establ i sh ed Con sequ entl y, a cl ass based on th e req ui rem ents for tem perature i ndex an d h eat sh ock tem peratu re can not be speci fi ed The rang e of nom i nal conductor dim ensions covered by th is stan dard is: – – wi dth : m in th ickness: m in 2, m m 0, 80 m m m ax m ax 6, m m ; 5, 60 m m The specifi ed com binati ons of wi dth an d th ickness as wel l as th e speci fied width/th ickn ess ratio are accordi n g to I EC 6031 7-0-4 Normative references The foll owi ng docum en ts, i n wh ole or i n part, are norm ati vel y referenced i n th is docum en t and are in dispensabl e for i ts appl ication For dated references, on l y the editi on cited appli es For un dated references, th e l atest editi on of th e referenced docum en t (i nclu di ng an y am endm ents) appli es I EC 6031 7-0-4: 201 5, Specifications for particular types of winding wires – Part 0: General requirements – Section 4: Glass fibre wound, resin or varnish impregnated, bare or enamelled rectangular copper wire Terms, definitions, general notes and appearance 3.1 Terms and definitions For th e purposes of th is docu m en t, th e term s and defi n iti ons g i ven i n of I EC 6031 7-04:201 appl y 3.2 3.2.1 General notes Methods of test Subcl au se of I EC 6031 7-0-4: 201 appli es I n case of i nconsistency between I EC 6031 7-0-4 an d th is stan dard, I EC 6031 7-31 sh al l prevai l 3.2.2 Winding wire The enam el led wire sh al l h ave a tem peratu re i ndex of at least 80 an d sh al l be ag reed between pu rch aser an d supplier I EC 6031 7-31 :201 © I EC 201 –7– The tem peratu re in dex of the wire is depen den t upon the type of im preg natin g ag en t used The im preg n atin g ag en t applied to the g lass fibres shal l h ave a m in im um tem perature i n dex of 80 The coverin g sh al l h ave on e of th e foll owi n g grades of th ickness: – – – – – – 3.3 G L1 : on e g lass fi bre coverin g over a bare conductor; GL2: two g l ass fibre coveri ngs over a bare ductor: grade GL1 : on e g lass fibre coveri n g (G L1 ) over grade en am el led du ctor (grade ) grade GL2: two g lass fibre coverin g s (G L2) over grade en am ell ed ductor (grade ) grade GL1 : on e g lass fibre coveri n g (G L1 ) over g rade en am el led du ctor (grade 2) grade GL2: two g lass fi bre coveri n gs (G L2) over g rade en am ell ed ductor (grade 2) Appearance Subcl ause 3 of I EC 6031 7-0-4: 201 appl ies Dimensions Cl ause of I EC 6031 7-0-4:201 appl i es Electrical resistance Cl ause of I EC 6031 7-0-4:201 appl ies Elongation Cl ause of I EC 6031 7-0-4:201 appl ies Springiness Cl ause of I EC 6031 7-0-4:201 appl ies Flexibility and adherence Cl ause of I EC 6031 7-0-4:201 appl ies Heat shock Test in appropri ate Cut-through Test in appropri ate 1 Resistance to abrasion Test in appropri ate –8– Resistance to solvents Test in appropri ate Breakdown voltage Cl ause of I EC 6031 7-0-4: 201 appli es Continuity of insulation Test in appropri ate Temperature index Cl ause of I EC 6031 7-0-4: 201 appli es Resistance to refrigerants Test in appropri ate Solderability Test in appropri ate Heat or solvent bonding Test in appropri ate Dielectric dissipation factor Test in appropri ate 20 Resistance to transformer oil Test in appropri ate 23 Pin hole test Test in appropri ate 30 Packaging Cl ause 30 of I EC 6031 7-0-4: 201 appli es I EC 6031 7-31 :201 © I EC 201 I EC 6031 7-31 :201 © I EC 201 –9– Bibliograph y I EC 60264 (al l parts) , Packaging of winding wires I EC 6031 (al l parts) , Specifications for particular types of winding wires I EC 60851 (al l parts) , Winding wires – Test methods _ I N TE RN ATI O N AL E LE C TR OTE C H N I C AL CO M M I S SI O N , ru e d e Vare m bé PO Box 31 CH -1 21 G e n e va S wi tze rl an d Te l : + 41 Fax: + 22 9 1 22 9 0 i n fo @ i e c ch www i e c ch