1、Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 05/12/2007 01:20, Uncontrolled Copy, (c) BSIg49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58d
2、irection of rotation The European Standard EN 60034-8:2007 has the status of a British StandardICS 29.160.01Rotating electrical machines Part 8: Terminal markings and BRITISH STANDARDBS EN 60034-8:2007BS EN 60034-8:2007Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 05/12/2007 01:20, Uncontro
3、lled Copy, (c) BSIThis British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 August 2007 BSI 2007ISBN 978 0 580 55724 8Amendments issued since publicationAmd. No. Date CommentsThis publication does not purport to include all the necessary provisions
4、of a contract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunity from legal obligations.National forewordThis British Standard is the UK implementation of EN 60034-8:2007. It is identical to IEC 60034-8:2007. It supersedes BS EN 60034-8:2002
5、which is withdrawn.The UK participation in its preparation was entrusted to Technical Committee PEL/2, Rotating electrical machinery.A list of organizations represented on this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.EUROPEAN STANDARD EN 60034-8 NORME EUROPENNE EUROPISCHE NORM July 200
6、7 CENELEC 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 form and by any means reserve
7、d worldwide for CENELEC members. Ref. No. EN 60034-8:2007 E ICS 29.160 Supersedes EN 60034-8:2002English 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
8、60034-8:2007) 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 this Eur
9、opean Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning 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 (En
10、glish, French, German). A version in any other language made by translation under the responsibility of a CENELEC member into 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
11、, Belgium, Bulgaria, Cyprus, the Czech Republic, 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. Lice
12、nsed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 05/12/2007 01:20, Uncontrolled Copy, (c) BSIEN 60034-8:2007 2 Foreword The text 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 CE
13、NELEC as EN 60034-8 on 2007-07-01. This European Standard supersedes EN 60034-8:2002. The main change with respect to EN 60034-8:2002 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 implemented at natio
14、nal level by publication of an identical national standard or by endorsement (dop) 2008-04-01 latest date by which the national standards conflicting with 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
15、60034-8:2007 was approved by CENELEC as a European Standard without any modification. _ Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 05/12/2007 01:20, Uncontrolled Copy, (c) BSI 3 EN 60034-8:3007 CONTENTS INTRODUCTION.6 1 Scope 7 2 Normative references .7 3 Terms and definitions .7 4 Symbo
16、ls .9 4.1 General .9 4.2 DC and single-phase commutator machines .9 4.3 AC machines without commutator 9 4.4 Auxiliary devices10 5 Direction of rotation 10 6 Rules for terminal markings 10 6.1 General .10 6.2 Suffixes.11 6.3 Prefixes.12 6.4 Winding identification for categories of machines .12 6.5 F
17、ield winding of synchronous machines13 6.6 DC machines13 6.7 Relation between terminal markings and direction of rotation13 6.8 Terminal marking figures .14 7 Auxiliary terminal marking rules 19 7.1 General .19 7.2 Marking .19 Annex A (normative) Connection diagrams for common applications .22 A.1 G
18、eneral .22A.2 Three-phase machines 22 A.3 Single-phase asynchronous machines30 A.4 DC machines.31 Figure 1 Single three-phase winding, three elements, open connection, six terminals .14 Figure 2 Single three-phase winding, delta connection, three terminals .15 Figure 3 Single three-phase winding, in
19、ternal star connection with neutral conductor, four terminals .15 Figure 4 Single three-phase winding, two elements per phase, open connection, twelve terminals15 Figure 5 Single three-phase winding, four elements per phase, open connection, twenty-four terminals 15 Figure 6 Single three-phase windi
20、ng, two elements per phase with four tapping points per element, open connection, thirty-six terminals .16 Figure 7 Two separate three-phase windings with two independent functions, two elements per phase, open connection, twenty-four terminals16 Figure 8 Two elements, internal connection, three ter
21、minals .16 Figure 9 Single three-phase winding, star connection, duplicate terminals for alternate connection, six terminals 16 Annex ZA (normative) Normative references to international publications with their corresponding European publications33 Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDAR
22、DS, 05/12/2007 01:20, Uncontrolled Copy, (c) BSIEN 60034-8:3007 4 Figure 10 Single three-phase winding, star connection, parallel terminals for shared current, six terminals 17 Figure 11 Three-phase wound-rotor, star connections with neutral conductors, eight terminals 17 Figure 12 Main and auxiliar
23、y winding, two elements17 Figure 13 Single-phase auxiliary winding, integrally connected capacitor, one element 17 Figure 14 Single-phase main winding, integrally connected thermal protector, one element 17 Figure 15 Six-phase winding, open connection, six elements 17 Figure 16 Armature winding, one
24、 element.18 Figure 17 Commutating winding, one and two elements 18 Figure 18 Compensating winding, one and two elements 18 Figure 19 Series winding, one element, two tappings18 Figure 20 Shunt excitation winding, one element 18 Figure 21 Separately excited excitation winding, one and two elements 18
25、 Figure 22 Direct-axis auxiliary winding, one element.18 Figure 23 Quadrature-axis auxiliary winding, one element.18 Figure 24 Armature winding with commutating and compensating windings, one element 18 Figure 25 Single-phase, single voltage .19 Figure 26 Single-phase, dual voltage19 Figure 27 Three
26、-phase, single voltage20 Figure 28 Three-phase, dual voltage 20 Figure 29 Two-lead devices (except type R) .20 Figure 30 Two-lead devices of type R.20 Figure 31 Three-lead devices of type R 21 Figure 32 Four-lead devices of type R 21 Figure 33 Switch connections.21 Figure A.1 Delta connection .22 Fi
27、gure A.2 Star connection with or without neutral 22 Figure A.3 Dual voltage, six terminals (1:3).22 Figure A.4 Star-connected, dual voltage, nine terminals (1:2)23 Figure A.5 Delta-connected, dual voltage, nine terminals (1:2)23 Figure A.6 Star-delta, single voltage, six terminals23 Figure A.7 Star-
28、delta, dual voltage, twelve terminals (1:2).24 Figure A.8 Part-winding, single voltage, six terminals .24 Figure A.9 Part-winding, dual voltage, nine terminals (1:2)25 Figure A.10 Variable-torque, six terminals 25 Figure A.11 Variable-torque, dual-voltage (1:3), nine terminals .26 Figure A.12 Consta
29、nt-torque, six terminals .27 Figure A.13 Constant power, six terminals27 Figure A.14 Variable-torque, six terminals 28 Figure A.15 Constant-torque, seven terminals 28 Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 05/12/2007 01:20, Uncontrolled Copy, (c) BSI 5 EN 60034-8:3007 Figure A.16 Con
30、stant-power, seven terminals.28 Figure A.17 Example of three-speed, constant torque motor using two separate windings, ten terminals .29 Figure A.18 Example of three-speed motor using three separate windings, ten terminals 29 Figure A.19 Example of four-speed, variable-torque motor using two separat
31、e windings, twelve terminals 30 Figure A.20 Split-phase or capacitor-start reversible motor .30 Figure A.21 Reversible capacitor-start motor with four terminals with externally connected capacitor31 Figure A.22 Shunt motor or generator, four terminals31 Figure A.23 Compound-motor or generator with c
32、ompensating and commutating windings, six terminals31 Figure A.24 Series-wound motor, two terminals 32 Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 05/12/2007 01:20, Uncontrolled Copy, (c) BSIEN 60034-8:3007 6 INTRODUCTION The revision of this part of IEC 60034 provides worldwide uniformit
33、y in the electrical connections for rotating electrical machines and applies the recommendations of the basic safety publication IEC 60445 in specifying marking requirements. These standardized connections will then permit the safe interchange of electric machines with their control and protective d
34、evices using standardized terminal markings. Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 05/12/2007 01:20, Uncontrolled Copy, (c) BSI 7 EN 60034-8:3007 ROTATING ELECTRICAL MACHINES Part 8: Terminal markings and direction of rotation 1 Scope This part of IEC 60034 applies to a.c. and d.c.
35、machines and specifies a) rules for the identification of winding connection points; b) marking of winding terminals; c) direction of rotation; d) relationship between terminal markings and direction of rotation; e) terminal marking of auxiliary devices; f) connection diagrams of machines for common
36、 applications. Turbine-type synchronous machines are excluded from this standard. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the
37、referenced document (including any amendments) applies. IEC 60034-1, Rotating electrical machines Part 1: Rating and performance IEC 60417-1,Graphical symbols for use on equipment Part 1: Overview and application IEC 60445, Basic and safety principles for man-machine interface, marking and identific
38、ation Identification of equipment terminals and conductor terminations 3 Terms and definitions For the purposes of this document, the terms and definitions given in IEC 60034-1 and the following apply. 3.1 terminal marking permanent identification of the external termination of winding leads or auxi
39、liary leads at the disposal of the user for connection of the machine to the supply or apparatus that indicates the function of the termination 3.2 connecting points all current transfer points that are used to permanently interconnect winding or winding element ends internally Licensed Copy: Wang B
40、in, ISO/EXCHANGE CHINA STANDARDS, 05/12/2007 01:20, Uncontrolled Copy, (c) BSIEN 60034-8:3007 8 3.3 tapping points intermediate connections to a portion of a winding element 3.4 winding leads insulated conductors that make the electrical connection between a winding and its termination 3.5 winding a
41、ssembly of turns or coils having a defined function in an electrical rotating machine IEV 411-37-01 3.6 winding phase one or more winding elements associated with a particular phase 3.7 winding element part of a winding, all the turns or coils in that part being permanently connected together 3.8 se
42、parate windings two or more windings, each having a separate function, and not interconnected, used only separately, whether fully or in part 3.9 multi-speed motor motor, which can be operated at any one of two or more definite speeds 3.10 constant power when a multi-speed motor provides approximate
43、ly constant power over the speed range 3.11 constant torque when a multi-speed motor provides approximately constant torque over the speed range 3.12 variable torque when output torque of a multi-speed motor is proportional to approximately the square of the speeds 3.13 phase sequence order in which
44、 the voltages successively reach their maximum positive values between supply conductors Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 05/12/2007 01:20, Uncontrolled Copy, (c) BSI 9 EN 60034-8:3007 3.14 D-end that end of the machine which accommodates the shaft end IEV 411-43-36 NOTE For ma
45、chines 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 diameter. 4 Symbols 4.1 General L Supply conductor PE Protective earthing terminal User available terminal, marking mandatory Internal connection point (
46、) Internal terminal marking (showing element symbol), optional , Grouping of user joined terminals ; Separation of terminals or groups of terminals 4.2 DC and single-phase commutator machines A Armature winding B Commutating winding C Compensating winding D Series excitation winding E Shunt excitati
47、on winding F Separately excited winding H Direct-axis auxiliary winding J Quadrature-axis auxiliary winding 4.3 AC machines without commutator F DC excitation winding K Secondary winding L Secondary winding M Secondary winding N Star point (neutral conductor) of the primary winding Q Star point (neu
48、tral conductor) of a secondary winding U Primary winding V Primary winding W Primary winding Z Auxiliary windings NOTE The primary and secondary symbol allocations are irrespective of whether the primary winding is located in the stator or rotor. Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS
49、, 05/12/2007 01:20, Uncontrolled Copy, (c) BSIEN 60034-8:3007 10 4.4 Auxiliary devices BA AC brakes BD DC brakes BW Brush-wear detector CA Capacitors CT Current transformer HE Heaters LA Lightning arrestor PT Potential transformer R Resistance thermometers SC Surge capacitor SP Surge protectors S Switches including plugging switches TB Thermostats opening on increase of temperature TC Thermoco
