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1、BRITISH STANDARD BS EN 60947-5-2:2007 Incorporating corrigendum April 2008 Low-voltage switchgear and controlgear Part 5-2: Control circuit devices and switching elements Proximity switches ICS 29.130.20 ? Copyright British Standards Institution Provided by IHS under license with BSI - Uncontrolled
2、Copy Licensee=Boeing Co/5910770001 Not for Resale, 08/14/2008 21:16:16 MDTNo reproduction or networking permitted without license from IHS -,-,- BS EN 60947-5-2:2007 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 29 February 2008 BSI 2008 IS
3、BN 978 0 580 62085 0 National foreword This British Standard is the UK implementation of EN 60947-5-2:2007. It is identical to IEC 60947-5-2:2007. It supersedes BS EN 60947-5-2:1999 which will be withdrawn on 1 November 2010. The UK participation in its preparation was entrusted by Technical Committ
4、ee PEL/17, Switchgear, controlgear, and HV-LV co-ordination, to Subcommittee PEL/17/2, Low voltage switchgear and controlgear. A list of organizations represented on this subcommittee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisio
5、ns of a contract. Users are responsible for its correct application. Compliance with a British Standard cannot confer immunity from legal obligations. Amendments/corrigenda issued since publication DateComments 30 April 2008Correction to supersession details Copyright British Standards Institution P
6、rovided by IHS under license with BSI - Uncontrolled Copy Licensee=Boeing Co/5910770001 Not for Resale, 08/14/2008 21:16:16 MDTNo reproduction or networking permitted without license from IHS -,-,- EUROPEAN STANDARD EN 60947-5-2 NORME EUROPENNE EUROPISCHE NORM December 2007 CENELEC European Committe
7、e 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 reserved worldwide for CENELEC mem
8、bers. Ref. No. EN 60947-5-2:2007 E ICS 29.120.40; 29.130.20 Supersedes EN 60947-5-2:1998 + A1:1999 + A2:2004 English version Low-voltage switchgear and controlgear - Part 5-2: Control circuit devices and switching elements - Proximity switches (IEC 60947-5-2:2007) Appareillage basse tension - Partie
9、 5-2: Appareils et lments de commutation pour circuits de commande - Dtecteurs de proximit (CEI 60947-5-2:2007) Niederspannungsschaltgerte - Teil 5-2: Steuergerte und Schaltelemente - Nherungsschalter (IEC 60947-5-2:2007) This European Standard was approved by CENELEC on 2007-11-01. CENELEC members
10、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 such national standards may be obtained on application t
11、o 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 into its own language and notified to the Central Secretariat has t
12、he same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands
13、, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. Copyright British Standards Institution Provided by IHS under license with BSI - Uncontrolled Copy Licensee=Boeing Co/5910770001 Not for Resale, 08/14/2008 21:16:16 MDTNo reproduction or netwo
14、rking permitted without license from IHS -,-,- Foreword The text of document 17B/1570/FDIS, future edition 3 of IEC 60947-5-2, prepared by SC 17B, Low-voltage switchgear and controlgear, of IEC TC 17, Switchgear and controlgear, was submitted to the IEC-CENELEC parallel vote and was approved by CENE
15、LEC as EN 60947-5-2 on 2007-11-01. This European Standard supersedes EN 60947-5-2:1998 + A1:1999 + A2:2004. The main changes with respect to EN 60947-5-2:1998 are as follows: modification of Table 3; modifications of voltage dips and voltage interruptions immunity tests, in Table 8; modification of
16、status of Annex A, now informative. 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) 2008-08-01 latest date by which the national standards conflicting with the EN have to be w
17、ithdrawn (dow) 2010-11-01 This European Standard has been prepared under a mandate given to CENELEC by the European Commission and the European Free Trade Association and covers essential requirements of EC Directive 2004/108/EC. See Annex ZZ. Annexes ZA and ZZ have been added by CENELEC. _ Endorsem
18、ent notice The text of the International Standard IEC 60947-5-2:2007 was approved by CENELEC as a European Standard without any modification. _ 2 BS EN 60947-5-2:2007 Copyright British Standards Institution Provided by IHS under license with BSI - Uncontrolled Copy Licensee=Boeing Co/5910770001 Not
19、for Resale, 08/14/2008 21:16:16 MDTNo reproduction or networking permitted without license from IHS -,-,- CONTENTS 1 General 7 1.1 Scope and object.7 1.2 Normative references 7 2 Definitions 9 2.1 Basic definitions 11 2.2 Parts of a proximity switch .12 2.3 Operation of a proximity switch 14 2.4 Swi
20、tching element characteristics 16 3 Classification19 3.1 Classification according to sensing means .19 3.2 Classification according to the mechanical installation19 3.3 Classification according to the construction form and size 19 3.4 Classification according to switching element function19 3.5 Clas
21、sification according to type of output .19 3.6 Classification according to method of connection .19 4 Characteristics19 4.1 Summary of characteristics19 4.2 Operating conditions20 4.3 Rated and limiting values for the proximity switch and switching element(s)22 4.4 Utilization categories for the swi
22、tching element 23 5 Product information.24 5.1 Nature of information Identificatoin24 5.2 Marking .25 5.3 Instruction for installation, operation and maintenance .25 6 Normal service, mounting and transport conditions25 6.1 Normal service conditions25 6.2 Conditions during transport and storage.26 6
23、.3 Mounting .26 7 Constructional and performance requirements 26 7.1 Constructional requirements 26 7.2 Performance requirements.29 7.3 Physical dimensions 39 7.4 Shock and vibration .39 8 Tests39 8.1 Kinds of tests.40 8.2 Compliance with constructional requirements.40 8.3 Performances40 8.4 Testing
24、 of operating distances .49 8.5 Testing for the frequency of operating cycles .53 8.6 Verification of the electromagnetic compatibility .57 8.7 Test results and test report 58 3 BS EN 60947-5-2:2007 Copyright British Standards Institution Provided by IHS under license with BSI - Uncontrolled Copy Li
25、censee=Boeing Co/5910770001 Not for Resale, 08/14/2008 21:16:16 MDTNo reproduction or networking permitted without license from IHS -,-,- switches59 Annex B (normative) Class II proximity switches insulated by encapsulation Requirements and tests 85 Annex C (normative) Additional requirements for pr
26、oximity switches with integrally connected cables 89 Annex D (normative) Integral connectors for plug-in proximity switches.92 Annex E (normative) Additional requirements for proximity switches suitable for use in strong magnetic fields .96 Annex F (informative) Symbols for proximity switches.101 Fi
27、gure 1 Sensing range and operating range of photoelectric proximity switches (see 7.2.1.3 and 8.4).15 Figure 2 Ultrasonic proximity switch operating distances.17 Figure 3 Relationship between operating distances of inductive and capacitive proximity switches (see 4.2.1, 7.2.1.3 and 8.4.1) .21 Figure
28、 4 Relationship between operating distances of ultrasonic proximity switches (see 4.2.2, 7.2.1.3 and 8.4.1) 21 Figure 5 Method of measuring the operating distance (8.3.2.1 and 8.4.1)42 Figure 6 Test circuit for the verification of time delay before availability (see 7.2.1.7 and 8.3.3.2.1)43 Figure 7
29、 Signal output across load in Figure 6 (see 8.3.3.2.1).44 Figure 8 Test circuit for the verification of minimum operational current OFF-state current, voltage drop and independent snap action (see 8.3.3.2.2, 8.3.3.2.3, 8.3.3.2.4 and 8.3.3.2.5)45 Figure 9 Test circuit for the verification of making a
30、nd breaking capability (see 8.3.3.5) 48 Figure 10 Short-circuit testing (see 8.3.4.2) 49 Figure 11 Testing of the sensing range (see 8.4) 52 Figure 12 Methods for measuring the operating frequency of inductive, capacitive and non-mechanical magnetic proximity switches (if applicable) .53 Figure 13 M
31、ethods for measuring the operating frequency f, ultrasonic proximity switch .54 Figure 14 Output signal of direct current proximity switch during the measurement of operating frequency f 54 Figure 15 Measurement means for turn-on time ton and turn-off time toff55 Figure 16 Turn-on time ton measureme
32、nt.56 Figure 17 Turn-off time toff measurement 56 Figure A.1 (IA) Dimensions.59 Figure A.2 (IA) Installation (mounting) 61 Figure A.1 (IB) Dimensions.62 Figure A.2 (IB) Installation in damping material.63 Figure A.1 (IC) Dimensions in millimetres .64 Figure A.1.2 (IC) Dimensions in millimetres 65 Fi
33、gure A.1.3 (IC) Dimensions in millimetres 65 Figure A.1.4 (IC) Dimensions in millimetres 66 Annex A (informative) Typical dimensions and operating distances of proximity Annex ZA (normative) Normative references to international publications with their corresponding European publications.102 Annex Z
34、Z (informative) Coverage of Essential Requirements of EC Directives 104 4 BS EN 60947-5-2:2007 Copyright British Standards Institution Provided by IHS under license with BSI - Uncontrolled Copy Licensee=Boeing Co/5910770001 Not for Resale, 08/14/2008 21:16:16 MDTNo reproduction or networking permitt
35、ed without license from IHS -,-,- Figure A.2 (ID) Installation of I2D in damping material 70 Figure A.1 (CA) Dimensions .71 Figure A.2 (CA) Installation (mounting).72 Figure A.1 (CC) a Dimensions, type C30 in millimetres .74 Figure A.1 (CC) b Dimensions, type C40 in millimetres .75 Figure A.2 (CC) I
36、nstallation (mounting).76 Figure A.1 (CD) Dimensions in millimetres77 Figure A.2 (CD) Installation (mounting).78 Figure A.1 (UA) Dimensions .79 Figure A.1 (UC) Dimensions of type U3C40 81 Figure A.1 (UD) Dimensions of type U3D80 in millimetres.83 Figure B.1 Encapsulated device .86 Figure B.2 Test de
37、vice .88 Figure D.1 M12 3-pin integral connector for a.c. proximity switches.92 Figure D.2 M12 5-pin integral connector for d.c. proximity switches.93 Figure D.3 8 mm 3-pin integral connector for d.c. proximity switches.93 Figure D.4 8 mm 4-pin integral connector for d.c. proximity switches.94 Figur
38、e D.5 M12 4-pin integral connector for a.c. proximity switches .94 Figure D.6 M12 5-pin integral connector for a.c. proximity switches .95 Figure D.7 M12 6-pin integral connector for a.c. proximity switches .95 Figure E.1 Examples of test configuration for verification of the immunity to an alternat
39、ing field .99 Figure E.2 Example of test configuration for verification of the immunity in a constant magnetic field .100 Figure F.1 Examples of symbols for proximity switches.101 Table 1 Classification of proximity switches 18 Table 2 Utilization categories for switching elements 24 Table 3 Connect
40、ion and wiring identification .28 Table 4 Verification of making and breaking capacities of switching elements under normal conditions corresponding to the utilization categories a34 Table 5 Verification of making and breaking capacities of switching elements under abnormal conditions corresponding
41、to the utilization categories a35 Table 7 Acceptance criteria 36 Table 8 Immunity tests .37 Table 6 Test voltages.47 Table A.1 (IA) Dimensions in millimetres 60 Table A.2 (IA) Rated operating distances in millimetres 60 Table A.1 (IB) Dimensions in millimetres 62 Table A.2 (IB) Rated operating dista
42、nce in millimetres 63 Table A.2 (IC) Rated operating distance in millimetres66 Figure A.2 (IC) Installation of a I1C proximity switch in damping material 67 Figure A.3 (IC) Installation of I2C35 in damping material.68 Figure A.1 (ID) Dimensions 69 5 BS EN 60947-5-2:2007 Copyright British Standards I
43、nstitution Provided by IHS under license with BSI - Uncontrolled Copy Licensee=Boeing Co/5910770001 Not for Resale, 08/14/2008 21:16:16 MDTNo reproduction or networking permitted without license from IHS -,-,- Table A.2 (CA) Rated operating distances in millimetres.72 Table A.2 (CC) Rated operationa
44、l distance in millimetres75 Table A.1 (UA) Dimensions in millimetres.79 Table A.2 (UA) Requirements for sensing range in millimetres80 Table A.1 (UC) Requirements for sensing range in millimetres81 Table A.2 (UD) Requirements for sensing range in millimetres84 Table A.1 (ID) Dimensions in millimetre
45、s 69 Table A.2 (ID) Rated operating distances in millimetres 70 Table A.1 (CA) Dimensions in millimetres.71 6 BS EN 60947-5-2:2007 Copyright British Standards Institution Provided by IHS under license with BSI - Uncontrolled Copy Licensee=Boeing Co/5910770001 Not for Resale, 08/14/2008 21:16:16 MDTN
46、o reproduction or networking permitted without license from IHS -,-,- LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR Part 5-2: Control circuit devices and switching elements Proximity switches 1 General The provisions of the general rules in IEC 60947-1 are applicable to this standard, where specifically ca
47、lled for. General rules clauses and subclauses thus applicable, as well as tables, figures and annexes, are identified by references to IEC 60947-1, e.g. subclause 7.1.9.3 of IEC 60947-1 or Annex C of IEC 60947-1. Clauses 1 to 8 contain the general requirements. Specific requirements for the various types of proximity switches are given in Annex A. 1.1 Scope and object This part of IEC 60947 applies to inductive and capacitive proximity switches that sense the presence of metallic and/or non-metallic objects, ultrasonic p
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