1、 IEC 60947-5-1 Edition 4.0 2016-05 INTERNATIONAL STANDARD NORME INTERNATIONALE Low-voltage switchgear and controlgear Part 5-1: Control circuit devices and switching elements Electromechanical control circuit devices Appareillage basse tension Partie 5-1: Appareils et lments de commutation pour circ
2、uits de commande Appareils lectromcaniques pour circuits de commande IEC 60947-5-1:2016-05(en-fr) THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2016 IEC, Geneva, Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or
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20、 Part 5-1: Control circuit devices and switching elements Electromechanical control circuit devices Appareillage basse tension Partie 5-1: Appareils et lments de commutation pour circuits de commande Appareils lectromcaniques pour circuits de commande INTERNATIONAL ELECTROTECHNICAL COMMISSION COMMIS
21、SION ELECTROTECHNIQUE INTERNATIONALE ICS 29.120.40; 29.130.20 ISBN 978-2-8322-3325-2 Registered trademark of the International Electrotechnical Commission Marque dpose de la Commission Electrotechnique Internationale Warning! Make sure that you obtained this publication from an authorized distributo
22、r. Attention! Veuillez vous assurer que vous avez obtenu cette publication via un distributeur agr. 2 IEC 60947-5-1:2016 IEC 2016 CONTENTS FOREWORD. 9 1 General . 11 1.1 Scope and object 11 1.2 Normative references 12 2 Terms and definitions 14 2.1 Basic terms and definitions 16 2.2 Control switches
23、 17 2.3 Parts of control switches . 20 2.4 Operation of control switches 22 2.4.1 Operation of contactor relays . 22 2.4.2 Operation of pilot switches . 22 2.4.3 Operation of rotary switches . 23 2.4.4 Operation of mechanically operated control switches 24 3 Classification . 25 3.1 Contact elements
24、25 3.2 Control switches 25 3.3 Control circuit devices . 25 3.4 Time delay switching elements 25 3.5 Control switch mounting 25 4 Characteristics 25 4.1 Summary of characteristics . 25 4.1.1 General . 25 4.1.2 Operation of a control switch 26 4.2 Type of control circuit device or switching element .
25、 26 4.2.1 Kind of control circuit device . 26 4.2.2 Kind of switching elements . 26 4.2.3 Number of poles . 26 4.2.4 Kind of current . 26 4.2.5 Interrupting medium . 27 4.2.6 Operating conditions 27 4.3 Rated and limiting values for switching elements . 27 4.3.1 General . 27 4.3.2 Rated voltages (of
26、 a switching element) 27 4.3.3 Currents 28 4.3.4 Rated frequency. 28 4.3.5 Vacant . 28 4.3.6 Normal and abnormal load characteristics 28 4.3.7 Short-circuit characteristics 28 4.4 Utilization categories for switching elements 28 4.5 Vacant 29 4.6 Vacant 29 4.7 Vacant 29 4.8 Vacant 29 4.9 Vacant 29 4
27、.10 Electrically separated contact elements . 29 4.11 Actuating quantities for pilot switches 29 IEC 60947-5-1:2016 IEC 2016 3 4.12 Pilot switches having two or more contact elements . 29 5 Product information . 29 5.1 Nature of information . 29 5.2 Marking . 30 5.2.1 General . 30 5.2.2 Terminal ide
28、ntification and marking 30 5.2.3 Functional markings . 31 5.2.4 Emergency stop . 31 5.2.5 Operating diagram . 31 5.2.6 Time delay markings 31 5.3 Instructions for installation, operation and maintenance . 31 5.4 Additional information 32 6 Normal service, mounting and transport conditions . 32 6.3.1
29、 Mounting of single hole mounted devices 32 7 Constructional and performance requirements 33 7.1 Constructional requirements 33 7.1.1 General . 33 7.1.2 Materials 33 7.1.3 Current-carrying parts and their connections . 34 7.1.4 Clearances and creepage distances . 34 7.1.7 Conditions for control swit
30、ches suitable for isolation . 35 7.1.8 Terminals . 35 7.1.14 Class II control circuit devices 35 7.1.15 Requirements for control devices with integrally connected cables 35 7.2 Performance requirements 35 7.2.3 Dielectric properties . 35 7.2.4 Ability to make and break under normal and abnormal load
31、 conditions 35 7.2.5 Conditional short-circuit current 36 7.2.6 Vacant . 36 7.2.7 Additional requirements for control switches suitable for isolation 36 7.2.8 Maximum recovery time . 36 7.3 Electromagnetic compatibility (EMC) 36 7.3.1 General . 36 7.3.2 Immunity 37 7.3.3 Emission 38 8 Tests . 43 8.1
32、 Kinds of test 43 8.1.1 General . 43 8.1.2 Type tests 43 8.1.3 Routine tests . 43 8.1.4 Sampling tests . 44 8.1.5 Special tests 44 8.2 Compliance with constructional requirements . 44 8.2.1 Materials 44 8.2.2 Equipment . 44 8.2.3 Enclosures for equipment . 45 8.2.4 Mechanical and electrical properti
33、es of terminals 45 8.2.5 Verification of actuating force (or moment) 46 4 IEC 60947-5-1:2016 IEC 2016 8.2.6 Verification of limitation of rotation (of a rotary switch) 46 8.2.7 Conduit pull-out test, torque test and bending test with metallic conduits . 46 8.3 Performance . 46 8.3.1 Test sequences 4
34、6 8.3.2 General test conditions 47 8.3.3 Performance under no-load, normal load and abnormal load conditions . 48 8.3.4 Performance under conditional short-circuit current 51 8.4 Tests for EMC . 52 8.4.1 General . 52 8.4.2 Immunity 52 8.4.3 Emission 53 8.4.4 Test results and test report . 53 Annex A
35、 (normative) Electrical ratings based on utilization categories (see 3.1) 61 Annex B (normative) Example of inductive test loads for d.c. contacts . 63 B.1 General . 63 B.2 Construction . 63 Annex C (normative) Special tests Durability tests . 65 C.1 General . 65 C.1.1 Durability declaration . 65 C.
36、1.2 Test procedures . 65 C.1.3 Failure criteria 66 C.2 Mechanical durability . 66 C.2.1 General . 66 C.2.2 Test procedures . 66 C.3 Electrical durability 66 C.3.1 General . 66 C.3.2 Test procedures . 66 Annex D Vacant 69 Annex E (normative) Items subject to agreement between manufacturer and user .
37、70 Annex F (normative) Class II control circuit devices insulated by encapsulation Requirements and tests 71 F.1 General . 71 F.2 Terms and definitions 71 F.5 Marking . 71 F.7 Instructional and functional requirements . 72 F.7.1 Choice of compound 72 F.7.2 Adhesion of the compound . 72 F.7.3 Dielect
38、ric properties . 72 F.8 Tests 72 F.8.1 Kind of tests . 72 Annex G (normative) Additional requirements for control circuit devices with integrally connected cables 75 G.1 General . 75 G.2 Terms and definitions 75 G.7 Constructional and performance requirements . 75 G.7.1 Constructional requirements .
39、 75 G.7.2 Performance requirements . 76 G.8 Tests 76 IEC 60947-5-1:2016 IEC 2016 5 G.8.1 General . 76 G.8.2 Type tests 76 G.8.3 Results to be obtained . 77 Annex H (normative) Additional requirements for semiconductor switching elements for control circuit devices 78 H.1 General . 78 H.2 Terms and d
40、efinitions 78 H.3 Classification 78 H.3.1 Semiconductor switching elements . 78 H.4 Characteristics 78 H.4.1 Rated voltage 78 H.4.2 Utilization categories 79 H.5 Product information . 79 H.7 Constructional and performance requirements . 79 H.7.1 Performance requirements . 79 H.7.2 Ability to make un
41、der abnormal and normal conditions 80 H.7.3 Conditional short-circuit current 80 H.7.4 Electromagnetic compatibility (EMC) 80 H.8 Tests 80 H.8.1 Type tests 80 H.8.2 Voltage drop (U d ). 80 H.8.3 Minimum operational current (I m ) . 81 H.8.4 OFF-state current (I r ) . 81 H.8.5 Making and breaking cap
42、acities 81 H.8.6 Performance under short-circuit current conditions . 81 H.8.7 Verification of electromagnetic compatibility 82 Annex J (normative) Special requirements for indicator lights and indicating towers 84 J.1 General . 84 J.2 Terms and definitions 84 J.3 Classification 84 J.4 Characteristi
43、cs 85 J.4.1 Rated operational voltage of an indicator light 85 J.4.2 Rated thermal power of an indicator light 85 J.4.3 Rated values of the lamp 85 J.5 Product information . 85 J.6 Normal service, mounting and transport conditions 85 J.7 Constructional and performance requirements . 86 J.8 Tests 86
44、J.8.3 Tests for indicator lights and indicating towers 86 J.8.4 Shock and vibration . 88 J.8.5 Degree of protection for indicating towers . 89 Annex K (normative) Special requirements for control switches with direct opening action . 90 K.1 General . 90 K.2 Terms and definitions 90 K.3 Classificatio
45、n 90 K.4 Characteristics 91 K.4.4 Utilization categories for switching elements . 91 K.5 Product information . 91 6 IEC 60947-5-1:2016 IEC 2016 K.5.2 Marking . 91 K.5.4 Additional information 91 K.6 Normal service, mounting and transport conditions 92 K.7 Constructional and performance requirements
46、. 92 K.8 Tests 93 Annex L (normative) Special requirements for mechanically linked contact elements 96 L.1 General . 96 L.2 Terms and definitions 96 L.3 Classification 96 L.4 Characteristics 96 L.5 Product information . 96 L.6 Normal service, mounting and transport conditions 97 L.7 Constructional a
47、nd performance requirements . 97 L.8 Tests 97 L.8.4 Special test for mechanically linked contact elements . 98 Annex M (normative) Terminal marking, distinctive number and distinctive letter for control circuit devices . 99 M.1 Scope . 99 M.2 Terminal marking rule 99 M.2.1 General . 99 M.2.2 Functio
48、n digit . 99 M.2.3 Sequence digit . 99 M.2.4 Numbering method . 100 M.3 Distinctive number and distinctive letter . 100 M.3.1 General . 100 M.3.2 Distinctive number . 100 M.3.3 Distinctive letter . 100 M.4 Terminal numbering sequence . 100 M.5 Contactor relays designated by the distinctive letter E
49、101 M.6 Contactor relays designated by distinctive letters X, Y or Z 103 M.6.1 Contactor relays designated by the distinctive letter Z . 103 M.6.2 Contactor relays designated by the distinctive letter X 103 M.6.3 Contactor relays designated by the distinctive letter Y 103 Annex N (normative) Procedure to determine reliability data for electromechanical devices in control circuits used in functional safety applications 104 N.1 General . 104 N.1.1
