EN 60740-1-2005 en Laminations for transformers and inductors Part 1 Mechanical and electrical characteristics《变压器和电感器用叠层铁芯 第1部分 机械和电气特性 IEC 60740-1-2005》.pdf
《EN 60740-1-2005 en Laminations for transformers and inductors Part 1 Mechanical and electrical characteristics《变压器和电感器用叠层铁芯 第1部分 机械和电气特性 IEC 60740-1-2005》.pdf》由会员分享,可在线阅读,更多相关《EN 60740-1-2005 en Laminations for transformers and inductors Part 1 Mechanical and electrical characteristics《变压器和电感器用叠层铁芯 第1部分 机械和电气特性 IEC 60740-1-2005》.pdf(62页珍藏版)》请在麦多课文档分享上搜索。
1、BRITISH STANDARDBS EN 60740-1:2005Laminations for transformers and inductors Part 1: Mechanical and electrical characteristicsThe European Standard EN 60740-1:2005 has the status of a British StandardICS 29.100.10g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g
2、44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 60740-1:2005This British Standard was published under the authority of the Standards Policy and Strategy Committee on 23 December 2005 BSI 23 December 2005ISBN 0 580 47102 0National
3、 forewordThis British Standard is the official English language version of EN 60740-1:2005. It is identical with IEC 60740-1:2005. It supersedes BS 6554-1:1984 which is withdrawn.The UK participation in its preparation was entrusted to Technical Committee EPL/51, Transformers, inductors, magnetic co
4、mponents and ferrite materials, which has the responsibility to: aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep UK interests informed; monitor related international and European
5、developments and promulgate them in the UK.A list of organizations represented on this committee can be obtained on request to its secretary.Cross-referencesThe British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue und
6、er the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct appl
7、ication.Compliance with a British Standard does not of itself confer immunity from legal obligations.Summary of pagesThis document comprises a front cover, an inside front cover, the EN title page, pages 2 to 59 and a back cover.The BSI copyright notice displayed in this document indicates when the
8、document was last issued.Amendments issued since publicationAmd. No. Date CommentsEUROPEAN STANDARD EN 60740-1 NORME EUROPENNE EUROPISCHE NORM October 2005 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrote
9、chnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2005 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 60740-1:2005 E ICS 29.100.10 English version Laminations for transformers and inductors Part 1: Mecha
10、nical and electrical characteristics (IEC 60740-1:2005) Tles dcoupes pour transformateurs et inductances Partie 1: Caractristiques lectriques et mcaniques (CEI 60740-1:2005) Kernbleche fr Transformatoren und Drosseln Teil 1: Mechanische und elektrische Eigenschaften (IEC 60740-1:2005) This European
11、Standard was approved by CENELEC on 2005-08-01. CENELEC 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 con
12、cerning such national standards may be obtained on application to the Central Secretariat or to any CENELEC 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 CENELEC member int
13、o its own language and notified to the Central Secretariat has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Lat
14、via, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. Foreword The text of document 51/823/FDIS, future edition 1 of IEC 60740-1, prepared by IEC TC 51, Magnetic components and ferrite materials, was submitted to
15、the IEC-CENELEC parallel vote and was approved by CENELEC as EN 60740-1 on 2005-08-01. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2006-05-01 latest date by which the nati
16、onal standards conflicting with the EN have to be withdrawn (dow) 2008-08-01 Annex ZA has been added by CENELEC. _ Endorsement notice The text of the International Standard IEC 60740-1:2005 was approved by CENELEC as a European Standard without any modification. In the official version, for Bibliogr
17、aphy, the following note has to be added for the standard indicated: IEC 61797-1 NOTE Harmonized as EN 61797-1:1996 (not modified). _ EN 60740-1:2005 2 3 EN 60740-1:2005 CONTENTS 1 Scope 7 2 Normative references .7 3 Terms, definitions and symbols.8 4 Materials and lamination thicknesses12 4.1 Mater
18、ials .12 4.2 Nominal lamination thickness.12 4.3 Minimum stacking factor 13 5 Designation of laminations and lamination strips.13 5.1 Specified complete shapes 13 5.1.1 Lamination outline shapes13 5.1.2 Specified shape with lamination strips14 5.2 Lamination strips for specified shapes .14 5.2.1 Lam
19、ination strips for yokes 14 5.2.2 Lamination strips for limbs .14 5.3 Lamination strips for non-specified laminations 15 6 Packing and marking 15 7 Electrical tests15 7.1 General.15 7.2 Core constants 15 7.3 Magnetic path length .16 7.4 Core cross-section 16 8 General conditions for electrical measu
20、rements 17 8.1 Atmospheric conditions17 8.2 Test coils 17 8.3 Test cores .17 8.4 Harmonic content of the voltage 17 9 Measurements at high field strength .17 9.1 General.17 9.2 Measurement of power loss .18 9.2.1 Power loss for single-phase cores18 9.2.2 Power loss for three-phase cores.20 9.3 Measu
21、rement of total apparent power 20 9.3.1 Total apparent power for single-phase cores 20 9.3.2 Total apparent power for three-phase cores .21 10 Measurements at low and medium field strength .21 10.1 General.21 10.2 Measurement of amplitude permeability .21 11 Preferred ranges of laminations22 12 Dime
22、nsions and tolerances.23 12.1 Dimensions .23 12.2 Tolerances 23 12.3 Symmetry tolerances .24 13 Dimensions and effective parameters .24 13.1 General.24 13.2 Lamination strips Type YS .24 13.3 Laminations Type YEI 1.25 EN 60740-1:2005 4 13.4 Laminations Type YUI 1.26 13.4.1 Lamination outline shapes
23、Type YUI 1 .26 13.4.2 Lamination strip shape Type YSUI 1.28 13.5 Lamination Types YUI 2.29 13.5.1 Lamination outline shape Type YUI 2 .29 13.5.2 Lamination strip shape Type YSUI 2.30 13.6 Lamination Types YEx 2, YEE 2 and YEI 2 31 13.7 Lamination Types YEE 2-L 32 13.8 Lamination Types YEx 3, YEE 3,
24、YEF 3, YEI 3 and YEL 334 13.9 Lamination Types YEx 4, YEE 4 and YEF 4 .35 13.10 Laminations Type YM 1 .37 14 Electrical characteristics for materials.38 15 Specific total apparent power for laminations 39 16 Specific power loss for laminations .40 17 Mechanical characteristics for laminations 41 17.
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