1、BRITISH STANDARD BS EN 60034-8:2007Rotating electrical machines Part 8: Terminal markings and direction of rotation ICS 29.160.01nullnull nullnullnullnullnullnullnull nullnullnullnullnullnullnull nullnullnull nullnullnullnullnullnullnullnullnullnull nullnullnullnullnullnull nullnull nullnullnullnull
2、nullnullnullnullnull nullnull nullnullnullnullnullnullnullnullnull nullnullnull+A1:2014National forewordThis British Standard is the UK implementation of EN 60034-8:2007+A1:2014. It is identical to IEC 60034-8:2007, incorporating amendment 1:2014. It supersedes BS EN 60034-8:2007 which will be withd
3、rawn on 24 April 2017.The UK participation in its preparation was entrusted to Technical Committee PEL/2, Rotating electrical machinery.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include all the necessary pro
4、visions of a contract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunity from legal obligations.BS EN 60034-8:2007+A1:2014This British Standard waspublished under the authorityof the Standards Policy andStrategy Committeeon 31 August 2007Amen
5、dments/corrigenda issued since publicationDate Comments 31 July 2014 Implementation of IEC amendment 1:2014 with CENELEC endorsement A1:2014: Clause 6.5 amendedISBN 978 0 580 83421 9 The British Standards Institution 2014. Published by BSI Standards Limited 2014EUROPEAN STANDARD EN 60034-$NORME EURO
6、PENNE EUROPISCHE NORMCENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2007 CENELEC - All rights of exploitation in any formand by
7、any means reserved worldwide for CENELEC members. Ref. No. EN 60034-8:2007 E ICS 29.160 English version Rotating electrical machines - Part 8: Terminal markings and direction of rotation (IEC 60034-8:2007)Machines lectriques tournantes - Partie 8: Marques dextrmit et sens de rotation (CEI 60034-8:20
8、07) Drehende elektrische Maschinen - Teil 8: Anschlussbezeichnungen und Drehsinn (IEC 60034-8:2007) This European Standard was approved by CENELEC on 2007-07-01. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving thisEuropean Stand
9、ard the status of anational standard without any alteration.Up-to-date lists and bibliographical references concerning suchnational standards may be obtained on application to the Central Secretariat or to any CENELEC member. This European Standard exists in three officialversions (English, French,
10、German). A version in any other language made by translation under the responsibility of aCENELEC member into its own language andnotified to the Central Secretariat has the same status as the official versions. CENELEC members are the national electrotechnical committees of Au stria, Belgium, Bulga
11、ria, Cyprus, theCzechRepublic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy,Latvia, Lithuania,Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania,Slovakia, Slovenia, Spain,Sweden, Switzerland and the United Kingdom. May 2014 2 Foreword The te
12、xt of document 2/1434/FDIS, future edition 3 of IEC 60034-8, prepared by IEC TC 2, Rotating machinery, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC asEN 60034-8 on 2007-07-01. This European Standard supersedes EN 60034-8:2002. The main change with respect to EN 60034-8:
13、2002 is listed below: changed terminal markings for d.c. machines in Clause A.4. The following dates were fixed: latest date by which the EN has to be implementedat national level by publication of an identical national standard or by endorsement (dop) 2008-04-01 latest date by which the national st
14、andards conflictingwith the EN have to be withdrawn (dow) 2010-07-01 Annex ZA has been added by CENELEC. _ Endorsement notice The text of the International Standard IEC 60034-8:2007 was approved by CENELEC as a EuropeanStandard without any modification. _ The text of document 2/1732/FDIS, future edi
15、tion 3 of IEC 60034-8:2007/A1, prepared by IEC/TC 2 “Rotating machinery“ was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN 60034-8:2007/A1:2014. The following dates are fixed: latest date by which the document has to be implemented at national level by publication of an id
16、entical national standard or by endorsement (dop) 2015-01-24 latest date by which the national standards conflicting with the document have to be withdrawn (dow) 2017-04-24 Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CENELEC a
17、nd/or CEN shall not be held responsible for identifying any or all such patent rights. Endorsement notice The text of the International Standard IEC 60034-8:2007/A1:2014 was approved by CENELEC as a European Standard without any modification. Foreword to amendment A1BS EN 60034-8:2007+A1:2014 EN 600
18、34-8:2007+A1:2014 (E) 3 CONTENTS INTRODUCTION.61Scope 72Normative references .73Terms and definitions .74Symbols.94.1 General.94.2 DC and single-phase commutator machines.94.3 AC machines without commutator 94.4 Auxiliary devices105Direction of rotation106Rules for terminal markings 106.1 General.10
19、6.2 Suffixes.116.3 Prefixes.126.4 Winding identification for categories of machines .126.5 Field winding of synchronous machines136.6 DC machines136.7 Relation between terminal markings and direction of rotation136.8 Terminal marking figures .147Auxiliary terminal marking rules197.1 General.197.2 Ma
20、rking.19Annex A (normative) Connection diagrams for common applications.22 A.1 General.22A.2 Three-phase machines 22A.3 Single-phase asynchronous machines30A.4 DC machines.31Figure 1 Single three-phase winding, three elements, open connection, six terminals.14Figure 2 Single three-phase winding, del
21、ta connection, three terminals.15Figure 3 Single three-phase winding, internal star connection with neutralconductor, four terminals .15Figure 4 Single three-phase winding, two elementsper phase, openconnection, twelve terminals15Figure 5 Single three-phase winding, four elementsper phase, openconne
22、ction, twenty-four terminals 15Figure 6 Single three-phase winding, two elementsper phase with four tappingpoints per element, open connection, thirty-six terminals .16Figure 7 Two separate three-phase windings with two independent functions, twoelements per phase, open connection, twenty-four termi
23、nals16Figure 8 Two elements, internal connection, three terminals .16Figure 9 Single three-phase winding,starconnection, duplicate terminals foralternate connection, sixterminals 16Annex ZA (normative) Normative references to international publications withtheircorresponding European publications33B
24、S EN 60034-8:2007+A1:2014 EN 60034-8:2007+A1:2014 (E) 4 Figure 10 Single three-phase winding, starconnection, parallel terminals for sharedcurrent, six terminals 17Figure 11 Three-phase wound-rotor, star connections with neutral conductors, eight terminals 17Figure 12 Main and auxiliary winding, two
25、 elements17Figure 13 Single-phase auxiliary winding, integrally connected capacitor, one element17Figure 14Single-phase mainwinding, integrally connected thermal protector,oneelement17Figure 15 Six-phase winding, open connection, six elements 17Figure 16 Armature winding, one element.18Figure 17 Com
26、mutating winding, one and two elements18Figure 18 Compensating winding, one and two elements 18Figure 19 Series winding, one element, two tappings18Figure 20 Shunt excitation winding, one element 18Figure 21 Separately excited excitation winding, one and two elements 18Figure 22 Direct-axis auxiliar
27、y winding, one element.18Figure 23 Quadrature-axis auxiliary winding, one element.18Figure 24 Armature winding with commutating and compensating windings, oneelement18Figure 25 Single-phase, single voltage.19Figure 26 Single-phase, dual voltage19Figure 27 Three-phase, single voltage20Figure 28 Three
28、-phase, dual voltage 20Figure 29 Two-lead devices (except type R) .20Figure 30 Two-lead devices of type R.20Figure 31 Three-lead devices of type R21Figure 32 Four-lead devices of type R21Figure 33 Switch connections.21Figure A.1 Delta connection.22Figure A.2 Star connection with or without neutral 2
29、2Figure A.3 Dual voltage, six terminals (1: 3).22Figure A.4 Star-connected, dual voltage, nine terminals (1:2)23Figure A.5 Delta-connected, dual voltage, nine terminals (1:2)23Figure A.6 Star-delta, single voltage, six terminals23Figure A.7 Star-delta, dual voltage, twelve terminals (1:2).24Figure A
30、.8 Part-winding, single voltage, six terminals .24Figure A.9 Part-winding, dual voltage, nine terminals (1:2)25Figure A.10 Variable-torque, six terminals 25Figure A.11 Variable-torque, dual-voltage (1: 3), nine terminals .26Figure A.12 Constant-torque, six terminals.27Figure A.13 Constant power, six
31、 terminals27Figure A.14 Variable-torque, six terminals 28Figure A.15 Constant-torque, seven terminals 28BS EN 60034-8:2007+A1:2014 EN 60034-8:2007+A1:2014 (E) 5 Figure A.16 Constant-power, seven terminals.28Figure A.17 Example of three-speed, c onstant torquemotor using two separa tewindings, ten te
32、rminals .29Figure A.18 Example of three-speed moto rusing three separate windings, tenterminals 29Figure A.19 Example of four-speed, variable-torque motor using two separatewindings, twelve terminals 30Figure A.20 Split-phase or capacitor-start reversible motor.30Figure A.21 Reversible capacitor-sta
33、rt motor with four terminals with externallyconnected capacitor31Figure A.22 Shunt motor or generator, four terminals31Figure A.23 Compound-motor or generator with compensating and commutating windings, six terminals31Figure A.24 Series-wound motor, two terminals32BS EN 60034-8:2007+A1:2014 EN 60034
34、-8:2007+A1:2014 (E) 6 INTRODUCTION The revision of this part of IEC 60034 providesworldwide uniformity in the electricalconnections for rotating electrical machines and applies the recommendations of the basicsafety publication IEC 60445 inspecifying marking requirements. These standardized connecti
35、ons will then permit thesafeinterchange of electric machines with their control and protective devices using standardized terminalmarkings. BS EN 60034-8:2007+A1:2014 EN 60034-8:2007+A1:2014 (E) 7 ROTATING ELECTRICAL MACHINES Part 8: Terminal markings and direction of rotation 1 Scope This part of I
36、EC 60034applies toa.c. andd.c. machines and specifiesa) rules for the identificationof winding connection points; b) marking of winding terminals; c) direction of rotation; d) relationship between terminal markings and direction of rotation; e) terminal marking ofauxiliary devices;f) connection diag
37、rams of machines for common applications. Turbine-type synchronous machines are excluded from this standard. 2 Normative references Thefollowing referenced documents are indispensable for the application of this document. Fordated references, only the edition citedapplies. For undated references, th
38、e latesteditionof the referenced document (includingany amendments) applies. IEC 60034-1, Rotating electrical machines Part 1: Rating and performanceIEC 60417-1,Graphical symbols for use on equipment Part 1: Overview and app licationIEC 60445, Basic and safety principles for man-machine interface, m
39、arking andidentification Identification of equipment terminals and conductor terminations3Terms and definitionsFor thepurposes of this document, the terms anddefinitions given inIEC 60034-1 and the following apply. 3.1 terminal marking permanent identification of the external termination of winding
40、leads orauxiliary leads atthe disposal of the user for connection of the machine to the supply or apparatus that indicatesthe function of the termination 3.2 connecting points all current transfer points thatare usedto permanently interconnect winding or winding element ends internally BS EN 60034-8
41、:2007+A1:2014 EN 60034-8:2007+A1:2014 (E) 8 3.3 tapping pointsintermediate connections to aportionof a winding element 3.4 winding leadsinsulated conductors that make the electrical connection between a winding and itstermination3.5 windingassembly of turns or coils having a defined function in an e
42、lectrical rotating machineIEV 411-37-013.6 winding phaseone or more winding elements associated with a particular phase 3.7 winding elementpart of a winding, all the turns or coils inthat partbeing permanently connected together3.8 separate windings two or more windings, each having aseparate functi
43、on, and not interconnected, used only separately, whether fully or in part 3.9 multi-speed motormotor, which can be operated at any one of two or more definite speeds3.10constant powerwhen a multi-speed motor provides approximately constantpower overthe speed range3.11constant torque when a multi-sp
44、eed motor provides approximately constant torque over the speed range 3.12variable torquewhen output torque of a multi-speed motor is proportional to approximately the square of the speeds3.13phase sequence order in which the voltages successively reach their maximum positive valuesbetween supplycon
45、ductorsBS EN 60034-8:2007+A1:2014 EN 60034-8:2007+A1:2014 (E) 9 3.14D-end that end of the machine which accommodatesthe shaft end IEV 411-43-36NOTE For machines having two shaft ends, the D-end is the end a) having the larger diameter; b) opposite the external fan when the shaft ends are of the same
46、 diameter. 4 Symbols 4.1 General L Supply conductor PE Protective earthing terminalUser available terminal, marking mandatoryInternal connection point () Internalterminal marking (showing element symbol), optional , Grouping of user joined terminals ; Separation of terminals or groups of terminals 4
47、.2 DC andsingle-phase commutator machinesA Armature winding B Commutating winding C Compensatingwinding D Seriesexcitation winding E Shunt excitation winding F Separately excited winding H Direct-axis auxiliarywinding J Quadrature-axis auxiliary winding 4.3 AC machines without commutatorF DC excitat
48、ionwinding K Secondarywinding L Secondary winding M Secondary winding N Star point (neutral conductor) of the primary winding Q Star point (neutral conductor) of a secondary winding U Primary windingV Primary windingW Primary windingZ Auxiliary windings NOTE The primary and secondary symbol allocati
49、ons are irrespective of whether the primary winding is located inthe stator or rotor. BS EN 60034-8:2007+A1:2014 EN 60034-8:2007+A1:2014 (E) 10 4.4 Auxiliarydevices BA AC brakesBD DC brakes BW Brush-wear detector CA Capacitors CT Current transformer HE Heaters LA Lightning arrestor PT Potential transformer R Resistance thermometersSC Surge capacitor SP Surge protectorsS
