BS ISO 10656-2016 Resistance welding equipment Transformers Integrated transformers for welding guns《电阻焊设备 变压器 焊枪用集成变压器》.pdf

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1、BS ISO 10656:2016Resistance welding equipment Transformers Integratedtransformers for welding gunsBSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06BS ISO 10656:2016 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of ISO 10656:2016.The U

2、K participation in its preparation was entrusted to TechnicalCommittee WEE/29, Resistance welding.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of a contract. Users are respons

3、ible for its correctapplication. The British Standards Institution 2016. Published by BSI StandardsLimited 2016ISBN 978 0 580 87929 6ICS 25.160.30; 29.180Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStan

4、dards Policy and Strategy Committee on 31 May 2016.Amendments issued since publicationDate Text affectedBS ISO 10656:2016 ISO 2016Resistance welding equipment Transformers Integrated transformers for welding gunsMatriel de soudage par rsistance Transformateurs Transformateurs incorpors pour pinces s

5、ouderINTERNATIONAL STANDARDISO10656Second edition2016-05-01Reference numberISO 10656:2016(E)BS ISO 10656:2016ISO 10656:2016(E)ii ISO 2016 All rights reservedCOPYRIGHT PROTECTED DOCUMENT ISO 2016, Published in SwitzerlandAll rights reserved. Unless otherwise specified, no part of this publication may

6、 be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISOs member body in the country of the

7、requester.ISO copyright officeCh. de Blandonnet 8 CP 401CH-1214 Vernier, Geneva, SwitzerlandTel. +41 22 749 01 11Fax +41 22 749 09 47copyrightiso.orgwww.iso.orgBS ISO 10656:2016ISO 10656:2016(E)Foreword iv1 Scope . 12 Normative references 13 Dimensions and characteristics of transformers . 14 Additi

8、onal equipment . 64.1 Grounding provision 64.2 Thermal protection . 64.3 Output current sensing coil 65 Marking 75.1 General . 75.2 Rating plate 75.3 Colour of exterior finish 76 Designation 77 Test conditions . 87.1 Type tests . 87.1.1 Mechanical strength 87.1.2 Dynamic behaviour of the output term

9、inals 87.2 Thermal test (type test) 9Annex A (informative) Secondary current and duty cycle 10Bibliography .11 ISO 2016 All rights reserved iiiContents PageBS ISO 10656:2016ISO 10656:2016(E)ForewordISO (the International Organization for Standardization) is a worldwide federation of national standar

10、ds bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been established has the right to be represented on that committee. International organi

11、zations, governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization.The procedures used to develop this document and those intended for its fu

12、rther maintenance are described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the different types of ISO documents should be noted. This document was drafted in accordance with the editorial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/direct

13、ives).Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of any patent rights identified during the development of the document will be in the I

14、ntroduction and/or on the ISO list of patent declarations received (see www.iso.org/patents).Any trade name used in this document is information given for the convenience of users and does not constitute an endorsement.For an explanation on the meaning of ISO specific terms and expressions related t

15、o conformity assessment, as well as information about ISOs adherence to the WTO principles in the Technical Barriers to Trade (TBT), see the following URL: Foreword Supplementary information .The committee responsible for this document is ISO/TC 44, Welding and allied processes, Subcommittee SC 6, R

16、esistance Welding and allied mechanical joining.This second edition cancels and replaces the first edition (ISO 10656:1996), which has been technically revised. It also incorporates the Technical Corrigendum ISO 10656:1996/Cor 1:2000.Requests for official interpretations of any aspect of this Intern

17、ational Standard should be directed to the Secretariat of ISO/TC 44/SC 6 via your national standards body. A complete listing of these bodies can be found at www.iso.org.iv ISO 2016 All rights reservedBS ISO 10656:2016INTERNATIONAL STANDARD ISO 10656:2016(E)Resistance welding equipment Transformers

18、Integrated transformers for welding guns1 ScopeThis International Standard specifies additional requirements to those given in ISO 5826 for single-phase transformers used in AC welding. It is intended to be used in conjunction with ISO 5826, whose requirements it amends.2 Normative referencesThe fol

19、lowing documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.ISO 5826:2014,

20、Resistance welding equipment Transformers General specifications applicable to all transformersIEC 60417-DB:2011, Graphical symbols for use on equipment3 Dimensions and characteristics of transformersThe dimensions and characteristics of transformers shall be in accordance with Table 1 for 50 Hz tra

21、nsformers, Table 2 for 60 Hz transformers, Figures 1 and 2 for type H transformers, and Figures 3 and 4 for type J transformers.The cooling water flow rate, Q, shall be 4 l/min.The transformers are suitable for duty cycles up to 20 % (see Annex A). ISO 2016 All rights reserved 1BS ISO 10656:2016ISO

22、10656:2016(E)Table 1 50 Hz transformer types, lengths and electrical characteristicsTypeaAC no-load voltage U20VOverall length l1maxmmMounting hole spacing l2mmMinimum permanent output current l2pkAMass (approximate) m kgH 4,5 245 170 4 18H 5,6 270 170 4 23J 6,3 275 190 5,4 26J 7,1 295 190 5,4 29J 8

23、 310 230 5,4 32J 10 370 260 5,4 39J 13,5 460 350 5,4 52aSee ISO 5826:2014, Annex DTable 2 60 Hz transformer types, lengths and electrical characteristicsTypeaAC no-load voltage U20VOverall length l1maxmmMounting hole spacing l2mmMinimum permanent output current l2pkAMass (approximate) m kgH 5,4 245

24、170 4 18H 6,7 270 170 4 23J 7,6 275 190 5,4 26J 8,5 295 190 5,4 29J 9,6 310 230 5,4 32J 12 370 260 5,4 39J 16,2 460 350 5,4 52aSee ISO 5826:2014, Annex D2 ISO 2016 All rights reservedBS ISO 10656:2016ISO 10656:2016(E)Dimensions in millimetresKey1 maximum permissible protuberance for measuring coil2

25、connection box3 for detailed view, see Figure 24 output area for M and Tl1, l2see Tables 1 and 2aWater holes can be positioned anywhere along this dimension.bFitted with steel inserts wire type inserts are not acceptable.NOTE For marking, see Clause 5.Figure 1 Dimensions of type H transformers ISO 2

26、016 All rights reserved 3BS ISO 10656:2016ISO 10656:2016(E)Dimensions in millimetresKey1 insulating barrier2 6 lug, 10 mm2cable3 6 contact pinNOTE This is a detailed view of Figure 1.Figure 2 Size and location of the three M6 holes intended for supply connection of type H transformers4 ISO 2016 All

27、rights reservedBS ISO 10656:2016ISO 10656:2016(E)Dimensions in millimetresKey1 maximum permissible protuberance for measuring coil2 connection box3 for detailed view, see Figure 44 output area for M and Tl1, l2see Tables 1 and 2aWater holes can be positioned anywhere along this dimension.b16 M10 15

28、for U2= 13,5 V only: fitted with steel inserts wire type inserts are not acceptable.NOTE For marking, see Clause 5.Figure 3 Dimensions of type J transformers ISO 2016 All rights reserved 5BS ISO 10656:2016ISO 10656:2016(E)Dimensions in millimetresKey1 insulating barrier2 8 lug, 16 mm2cable3 8 contac

29、t pinNOTE This is a detailed view of Figure 3.Figure 4 Size and location of the three M8 holes intended for supply connection of type J transformers4 Additional equipment4.1 Grounding provisionThe centre point of the secondary coil shall be connected to the transformer case by a removable link.4.2 T

30、hermal protectionPrimary and secondary windings of the transformer shall be equipped with thermoswitches. The position of the wiring shall be in accordance with Figure 1 and Figure 3.The wiring colour shall be as follows: light blue for thermoswitch on primary winding; black for thermoswitch on seco

31、ndary winding.Additional requirements are given in ISO 5826.4.3 Output current sensing coilTransformers shall include an output current sensing coil and conform to ISO 5826.6 ISO 2016 All rights reservedBS ISO 10656:2016ISO 10656:2016(E)5 Marking5.1 GeneralIdentification of the voltage and earth con

32、nections shall be clearly marked: U, V and the symbol in accordance with IEC 60417-DB:2011.The polarity of the output terminals should be indicated on the transformer and in the technical documentation.5.2 Rating plateThe rating plate shall be in conformance with ISO 5826 except that box 4 shall ref

33、erence this International Standard and its year of publication, i.e. ISO 10656:2016.5.3 Colour of exterior finishThe transformer exterior finish colour shall be in accordance with Table 3 for 50 Hz transformers and Table 4 for 60 Hz transformers.Table 3 50 Hz transformer exterior colourAC no-load vo

34、ltage U20VColour4,5 orange5,6 lilac6,3 blue7,1 green8 grey10 yellow13,5 brownTable 4 60 Hz transformer exterior colourAC no-load voltage U20VColour5,4 orange6,7 lilac7,6 blue8,5 green9,6 grey12 yellow16,2 brown6 DesignationThe designation shall comprise the following information in the order given:a

35、) reference to this International Standard;b) type of transformer (e.g. “J”);c) AC no load voltage U20, minimum permanent output current I2p, rated supply voltage U1N; ISO 2016 All rights reserved 7BS ISO 10656:2016ISO 10656:2016(E)d) T, indicating the presence of thermoswitches;e) M, indicating the

36、 presence of an output current sensing coil.EXAMPLE ISO 10656 J 7,1 5,4 400 TM7 Test conditionsTesting shall be carried out in accordance with ISO 5826 and the following additional tests.7.1 Type tests7.1.1 Mechanical strengthThe transformer shall be solidly secured on two plates through the four M8

37、 or M10 mounting holes on two opposite sides. A tensile load of 10 kN shall be progressively applied on both sides, such that the maximum loading is reached after 1 min and maintained for an additional 1 min. The test shall be repeated on the other two sides.After testing, the transformer shall exhi

38、bit no permanent deformation or visible damage.7.1.2 Dynamic behaviour of the output terminalsThe transformer-rectifier shall withstand the dynamic loads produced by a repetitive flow of welding or test current, which shall be as high as possible, but not more than 5 times the secondary permanent ou

39、tput current, I2p, in the test configuration shown in Figure 5.The duty cycle shall be 1 % and the weld time shall be 160 ms.The number of cycles shall be 2 500.The dimension, a, shall be measured before and after the test has been performed. The deformation of the output terminals shall not cause t

40、he dimension, a, to change by more than 10 mm.Dimensions in millimetresKey1 transformer2 copper bars 30 303 flexible shuntaSee 7.1.2.Figure 5 Device for the dynamic type test8 ISO 2016 All rights reservedBS ISO 10656:2016ISO 10656:2016(E)7.2 Thermal test (type test)The heat rise and temperature limi

41、ts shall conform to ISO 5826 up to a duty cycle of 20 %.The test shall be done with nominal primary voltage at a load time of 240 ms and a duty cycle of 20 %. ISO 2016 All rights reserved 9BS ISO 10656:2016ISO 10656:2016(E)Annex A (informative) Secondary current and duty cycleFigure A.1 Relationship

42、 between secondary current I2and duty cycle10 ISO 2016 All rights reservedBS ISO 10656:2016ISO 10656:2016(E)Bibliography1 ISO 7-1, Pipe threads where pressure-tight joints are made on the threads Part 1: Dimensions, tolerances and designation2 ISO 1302, Geometrical Product Specifications (GPS) Indic

43、ation of surface texture in technical product documentation ISO 2016 All rights reserved 11BS ISO 10656:2016ISO 10656:2016(E) ISO 2016 All rights reservedICS 25.160.30; 29.180Price based on 11 pagesThis page deliberately left blankBSI is the national body responsible for preparing British Standards

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