EN ISO 22829-2017 en Resistance welding equipment - Transformers - Integrated transformer-rectifier units for welding guns operating at 1 000 Hz.pdf

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1、BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06Resistance welding equipment - Transformers - Integrated transformer-rectifier units for welding guns operating at 1 000 Hz (ISO 22829:2017)BS EN ISO 22829:2017EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 22

2、829 October 2017 ICS 25.160.30; 29.180 Supersedes EN ISO 22829:2008English Version Resistance welding equipment - Transformers - Integrated transformer-rectifier units for welding guns operating at 1 000 Hz (ISO 22829:2017) quipement de soudage par rsistance - Transformateurs - Transformateurs-redre

3、sseurs pour pinces de soudage transformateur incorpor aliments sous une frquence de 1000 Hz (ISO 22829:2017) Widerstandsschweieinrichtungen - Transformatoren - Integrierte Transformatoren-Gleichrichtereinheiten fr Schweizangen mit einer Arbeitsfrequenz von 1000 Hz (ISO 22829:2017) This European Stan

4、dard was approved by CEN on 23 August 2017. CEN 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

5、such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN 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 CEN member into its

6、own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany

7、, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMIT

8、EE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2017 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 22829:2017 ENational forewordThis British Standard is the UK implementation of EN ISO 22829:201

9、7. It is identical to ISO 22829:2017. It supersedes BS EN ISO 22829:2008, which is withdrawn.The UK participation in its preparation was entrusted to Technical Committee WEE/29, Resistance welding.A list of organizations represented on this committee can be obtained on request to its secretary.This

10、publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. The British Standards Institution 2017 Published by BSI Standards Limited 2017ISBN 978 0 580 87936 4ICS 29.180; 25.160.30Compliance with a British Standard cannot co

11、nfer immunity from legal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 November 2017.Amendments/corrigenda issued since publicationDate Text affectedBRITISH STANDARDBS EN ISO 22829:2017EUROPEAN STANDARD NORME EUROPENNE EUROPI

12、SCHE NORM EN ISO 22829 October 2017 ICS 25.160.30; 29.180 Supersedes EN ISO 22829:2008English Version Resistance welding equipment - Transformers - Integrated transformer-rectifier units for welding guns operating at 1 000 Hz (ISO 22829:2017) quipement de soudage par rsistance - Transformateurs - Tr

13、ansformateurs-redresseurs pour pinces de soudage transformateur incorpor aliments sous une frquence de 1000 Hz (ISO 22829:2017) Widerstandsschweieinrichtungen - Transformatoren - Integrierte Transformatoren-Gleichrichtereinheiten fr Schweizangen mit einer Arbeitsfrequenz von 1000 Hz (ISO 22829:2017)

14、 This European Standard was approved by CEN on 23 August 2017. CEN 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 ref

15、erences concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN 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 C

16、EN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedon

17、ia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATIO

18、N EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2017 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 22829:2017 EBS EN ISO 22829:2017EN ISO 22829:2017 (E) 3 European foreword Th

19、is document (EN ISO 22829:2017) has been prepared by Technical Committee ISO/TC 44 “Welding and allied processes” in collaboration with Technical Committee CEN/TC 121 “Welding and allied processes” the secretariat of which is held by DIN. This European Standard shall be given the status of a nationa

20、l standard, either by publication of an identical text or by endorsement, at the latest by April 2018, and conflicting national standards shall be withdrawn at the latest by April 2018. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent righ

21、ts. CEN shall not be held responsible for identifying any or all such patent rights. This document supersedes EN ISO 22829:2008. According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria,

22、Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sw

23、eden, Switzerland, Turkey and the United Kingdom. Endorsement notice The text of ISO 22829:2017 has been approved by CEN as EN ISO 22829:2017 without any modification. BS EN ISO 22829:2017ISO 22829:2017(E)Foreword iv1 Scope . 12 Normative references 13 Terms and definitions . 14 Power supply to the

24、transformer-rectifier unit . 15 Transformer types 26 Dimensions . 27 Additional equipment . 37.1 Grounding provision 37.2 Thermal protection . 37.3 Output current sensing coil 37.4 Output voltage sensing wires . 38 Protection of the rectifier 39 Marking 39.1 Primary 39.2 Output terminals . 39.3 Rati

25、ng plate 410 Designation 411 Test conditions . 411.1 Type tests . 411.2 Routine tests . 511.3 Test procedures 511.3.1 General visual examination 511.3.2 Open-circuit tests 511.3.3 Minimum output current under load condition . 511.3.4 Cooling circuit test 511.3.5 Dynamic behaviour of the output termi

26、nals 511.3.6 Mechanical strength 7Annex A (informative) Relationship between output current and duty factor 8Annex B (normative) Dimensions of transformers . 9Bibliography .15 ISO 2017 All rights reserved iiiContents PageBS EN ISO 22829:2017ISO 22829:2017(E)ForewordISO (the International Organizatio

27、n for Standardization) is a worldwide federation of national standards 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

28、 the right to be represented on that committee. International organizations, 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 pr

29、ocedures used to develop this document and those intended for its further 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 edito

30、rial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/directives).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 right

31、s identified during the development of the document will be in the Introduction 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 explan

32、ation on the voluntary nature of standards, the meaning of ISO specific terms and expressions related to conformity assessment, as well as information about ISOs adherence to the World Trade Organization (WTO) principles in the Technical Barriers to Trade (TBT) see the following URL: www.iso.org/iso

33、/foreword.html.This document was prepared by Technical Committee ISO/TC 44, Welding and allied processes, Subcommittee SC 6, Resistance welding and allied mechanical joining.This second edition cancels and replaces the first edition (ISO 22829:2007), which has been technically revised.Requests for o

34、fficial interpretations of any aspect of this document 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 2017 All rights reservedBS EN ISO 22829:2017INTERNATIONAL STANDARD ISO 22829:2017(E)R

35、esistance welding equipment Transformers Integrated transformer-rectifier units for welding guns operating at 1 000 Hz1 ScopeThis document specifies additional requirements to those given in ISO 5826 for single-phase inverter transformers with connected rectifier for DC welding. This document applie

36、s to transformers, primarily used in welding guns, operating at 1 000 Hz with a rated input voltage of 500 V or more.The requirements of ISO 5826 shall be followed unless amended by this document.2 Normative referencesThe following documents are referred to in the text in such a way that some or all

37、 of their content constitutes requirements 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.ISO 669, Resistance welding Resistance welding equipment Mechanical and electric

38、al requirementsISO 5826, Resistance welding equipment Transformers General specifications applicable to all transformersISO 17677-1, Resistance welding Vocabulary Part 1: Spot, projection and seam weldingIEC 60417:2002, Graphical symbols for use on equipment3 Terms and definitionsFor the purposes of

39、 this document, the terms and definitions given in ISO 669, ISO 5826 and ISO 17677-1 and the following apply.ISO and IEC maintain terminological databases for use in standardization at the following addresses: ISO Online browsing platform: available at http:/www.iso.org/obp IEC Electropedia: availab

40、le at http:/www.electropedia.org/3.1output DC currentI2droot-mean-square (RMS) value of the direct current at the output terminals of the transformer-rectifier unit3.2on timetstime during which the current is applied4 Power supply to the transformer-rectifier unitThe rated voltage supply shall be de

41、livered by an inverter. This inverter shall deliver the rated voltage at a frequency of 1 000 Hz in a waveform to suit the transformer-rectifier unit characteristics. ISO 2017 All rights reserved 1BS EN ISO 22829:2017ISO 22829:2017(E)5 Transformer typesThe minimum principal electrical characteristic

42、s of a transformer-rectifier unit shall conform to Table 1.Table 1 Electrical characteristicsTypeNominal value of the DC no load voltageMinimum rated permanent apparent input powerMinimum permanent output currentMinimum output current on load conditionU2dS1pI2pI2RaV kVA kA kAH1 6,3 36,0 5,0 11H2 8,4

43、 45,0 5,0 14J1 6,3 45,0 6,3 18J2 10,0 68,0 6,3 28J3 9,3 63,0 6,3 25J4 12,5 83,0 6,3 32N1 10,4 64,0 5,7 20P1 12,2 75,0 5,7 27S1 8,2 71,0 6,3 25aR = 200 5 % = load resistance.NOTE Indicated values are RMS values and are given for a cooling liquid flow rate of 6 l/min for types J1, J2, H, N and P, and

44、of 8 l/min for types J3, J4 and S, with a maximum temperature of the cooling liquid at transformer input of 30 C.The manufacturer of transformer-rectifier units shall provide a set of curves showing the maximum output current relative to duty factor and welding time at the rated supply voltage. An e

45、xample of a set of curves is given in Annex A.6 DimensionsThe dimensions of the transformer-rectifier unit shall be as given in Table 2 and as illustrated in Annex B.Table 2 Transformer-rectifier unit dimensionsDimensions in millimetresTypeMaximum length L1Length between mounting holes L2Overall wid

46、th Overall heightOutput terminals dimensionsH1 270 170 106 150 32 32H2 270 170 106 150 32 32J1 300 190 125 160 32 32J2 300 190 125 160 32 32J3 300 190 125 160 40 50J4 360 250 125 160 40 50N1 400 115 130 190 45 50P1 400 128 125 200 50 50S1 370 279 127 171 51 672 ISO 2017 All rights reservedBS EN ISO

47、22829:2017ISO 22829:2017(E)7 Additional equipment7.1 Grounding provisionThe transformer shall be provided with a ground terminal that is connected to its case. The mid-point of the secondary winding shall be connected to the ground terminal by a removable link.7.2 Thermal protectionThe rectifier and

48、 the primary and secondary windings of the transformer shall be equipped with thermoswitches. The position of the wiring shall be according to Figure B.1 to Figure B.6.The wiring colour shall be as follows: thermoswitch on primary winding: light blue; thermoswitch on secondary winding: black; thermo

49、switch on rectifier: yellow.NOTE Additional requirements are given in ISO 5826.7.3 Output current sensing coilIf the transformer-rectifier unit is equipped with an output current sensing coil, it shall comply with ISO 5826.7.4 Output voltage sensing wiresIf the transformer-rectifier unit is equipped with output voltage sensing wires, red and dark blue colour coding shall be used for the wiring. The red wire shall be connected to the “+” output terminal and the dark blue wire to the “” out