1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL 60947-1 Low-Voltage Switchgear and Controlgear Part 1: General rulesUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM ULUL COPYRIGHTED M
2、ATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL Standard for Safety for Low-Voltage Switchgear and Controlgear Part 1: General rules, UL 60947-1 Fifth Edition, Dated July 31, 2013 Summary of Topics This fth edition of ANSI/UL 60947-1 is a tri-national IE
3、C-based standard covering general requirements for industrial control equipment. It is based on the fth edition of IEC 60947-1. Please note that the national difference document incorporates all of the national differences for UL 60947-1. The new requirements are substantially in accordance with Pro
4、posal(s) on this subject dated March 16, 2012. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form by any means, electronic, mechanical photocopying, recording, or otherwise without prior permission of UL. UL provides this Stan
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8、troduced while purchaser is storing an electronic Standard on the purchasers computer system. The requirements in this Standard are now in effect, except for those paragraphs, sections, tables, gures, and/or other elements of the Standard having future effective dates as indicated in the preface. Th
9、e prior text for requirements that have been revised and that have a future effective date are located after the Standard, and are preceded by a SUPERSEDED REQUIREMENTS notice. JULY 31, 2013 UL 60947-1 tr1UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISS
10、ION FROM UL JULY 31, 2013 UL 60947-1 tr2 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL Association of Standardization and Certication NMX-J-515-ANCE Second Edition CSA Group CAN/CSA-C22.2 No. 60947-1-13 Second Edition (
11、IEC 60947-1:2007, MOD) Underwriters Laboratories Inc. UL 60947-1 Fifth Edition Low-Voltage Switchgear and Controlgear Part 1: General rules July 31, 2013 This standard is based on publication IEC 60947-1, Fifth Edition (2007). ANSI/UL 60947-1-2013UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER RE
12、PRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL Commitment for Amendments This standard is issued jointly by the Association of Standardization and Certication (ANCE), the Canadian Standards Association (operating as “CSA Group”), and Underwriters Laboratories Inc. (UL). Comments or proposals
13、for revisions on any part of the standard may be submitted to ANCE, CSA Group, or UL at anytime. Revisions to this standard will be made only after processing according to the standards development procedures of ANCE, CSA Group, and UL. CSA Group and UL will issue revisions to this standard by means
14、 of a new edition or revised or additional pages bearing their date of issue. ANCE will incorporate the same revisions into a new edition of the standard bearing the same date of issue as the CSA Group and UL pages. Copyright 2013 ANCE Rights reserved in favor of ANCE. ISBN 978-1-55491-668-9 2013 CS
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18、ed in any way. All of ULs Standards and all copyrights, ownerships, and rights regarding those Standards shall remain the sole and exclusive property of UL. This ANSI/UL Standard for Safety consists of the Fifth Edition. The most recent designation of ANSI/UL 60947-1 as an American National Standard
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20、visions on any part of the Standard may be submitted to UL at any time. Proposals should be submitted via a Proposal Request in ULs On-Line Collaborative Standards Development System (CSDS) at http:/. To purchase UL Standards, visit Comm 2000 at http:/m- or call toll-free 1-888-853-3503.UL COPYRIGHT
21、ED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL CONTENTS Preface .8 National Differences . 10 FOREWORD . 11 1 General .13 1.1 Scope and object 14 1.2 Normative references 15 2 Denitions 19 2.1 General terms .24 2.2 Switching devices .27 2.3 Parts of swi
22、tching devices 29 2.4 Operation of switching devices 32 2.5 Characteristic quantities 35 2.6 Tests 41 2.7 Ports .42 3 Classication 42 4 Characteristics .42 4.1 General 43 4.2 Type of equipment 44 4.3 Rated and limiting values for the main circuit .44 4.4 Utilization category 52 4.5 Control circuits
23、53 4.6 Auxiliary circuits .54 4.7 Relays and releases .54 4.8 Co-ordination with short-circuit protective devices (SCPD) 54 4.9 Switching overvoltages .54 5 Product information 54 5.1 Nature of information 54 5.2 Marking 56 5.3 Instructions for installation, operation and maintenance 58 6 Normal ser
24、vice, mounting and transport conditions .59 6.1 Normal service conditions 59 6.2 Conditions during transport and storage 61 6.3 Mounting .61 7 Constructional and performance requirements .61 7.1 Constructional requirements 61 7.1.4DV.1 General 68 7.1.4DV.2 Isolation devices 68 7.1.4DV.3 Clamped join
25、t test .69 7.2 Performance requirements 80 7.3 Electromagnetic compatibility (EMC) .90 8 Tests .91 8.1 Kinds of test 91 8.2 Compliance with constructional requirements .93 8.3 Performance .102 8.3.6DV.1 Breakdown of components test 130 8.4 Tests for EMC .130 JULY 31, 2013 NMX-J-515-ANCE CAN/CSA-C22.
26、2 NO. 60947-1-13 UL 60947-1 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL Annex A (informative) Examples of utilization categories for low-voltage switchgear and controlgear Annex B (informative) Suitability of the equipment when conditio
27、ns for operation in service differ from the normal conditions B.1 Examples of conditions differing from normal .175 B.1.1 Ambient air temperature .175 B.1.2 Altitude 175 B.1.3 Atmospheric conditions .175 B.1.4 Conditions of installation 175 B.2 Connections with other apparatus .175 B.3 Auxiliary con
28、tacts .175 B.4 Special applications .175 Annex C (normative) Degrees of protection of enclosed equipment Introduction C.1 Scope .176 C.2 Object .176 C.3 Denitions .176 C.4 Designation 176 C.5 Degrees of protection against access to hazardous parts and against ingress of solid foreign objects indicat
29、ed by the rst characteristic numeral .176 C.6 Degrees of protection against ingress of water indicated by the second characteristic numeral .177 C.7 Degrees of protection against access to hazardous parts indicated by the additional letter .177 C.8 Supplementary letters .177 C.9 Examples of designat
30、ions with IP Code .177 C.10 Marking 177 C.11 General requirements for tests 178 C.12 Tests for protection against access to hazardous parts indicated by the rst characteristic numeral 178 C.13 Tests for protection against ingress of solid foreign objects indicated by the rst characteristic numeral 1
31、79 C.14 Tests for protection against water indicated by second characteristic numeral .179 C.15 Tests for protection against access to hazardous parts indicated by additional letter .180 C.16 Summary of responsibilities of relevant technical committees .180 Annex D (informative) Examples of terminal
32、s Annex E (informative) Description of a method for adjusting the load circuit Annex F (informative) Determination of short-circuit power-factor or time-constant F.1 Determination of short-circuit power-factor .195 F.2 Determination of short-circuit time-constant (oscillographic method) .196 JULY 31
33、, 2013 NMX-J-515-ANCE CAN/CSA-C22.2 NO. 60947-1-13 UL 60947-1 4UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL Annex G (informative) Measurement of creepage distances and clearances G.1 Basic principles .197 G.2 Use of ribs .197 Annex H (inf
34、ormative) Correlation between the nominal voltage of the supply system and the rated impulse withstand voltage of equipment Annex J (informative) Items subject to agreement between manufacturer and user Annex K Annex L (normative) Terminal marking and distinctive number L.1 General 208 L.2 Terminal
35、marking of impedances (alphanumerical) 208 L.2.1 Coils 208 L.2.2 Electromagnetic releases 211 L.2.3 Interlocking electromagnets 213 L.2.4 Indicating light devices 214 L.3 Terminal marking of contact elements for switching devices with two positions (numerical) .215 L.3.1 Contact elements for main ci
36、rcuits (main contact elements) 215 L.3.2 Contact elements for auxiliary circuit (auxiliary contact elements) .216 L.4 Terminal marking of overload protection devices 222 L.5 Distinctive number 224 L.6 Marking of terminals for external associated electronic circuit components, contacts and complete d
37、evices .225 L.6.1 Marking of terminals for external associated electronic circuit components and contacts .225 L.6.2 Marking of terminals for external complete devices .232 Annex M (normative) Flammability test M.1 Hot wire ignition test 237 M.1DV.1 Abnormal overload test (on equipment) 237 M.2 Arc
38、ignition test .238 Annex N (normative) Requirements and tests for equipment with protective separation N.1 General 241 N.2 Denitions .241 N.3 Requirements 242 N.3.1 General .242 N.3.2 Dielectric requirements 243 N.3.3 Construction requirements .243 N.4 Tests 243 N.4.1 General .243 JULY 31, 2013 NMX-
39、J-515-ANCE CAN/CSA-C22.2 NO. 60947-1-13 UL 60947-1 5UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL N.4.2 Dielectric tests .244 N.4.3 Examples of constructional measures .245 Annex O (informative) Environmental aspects O.1 Scope .246 O.2 Den
40、itions .246 O.3 General considerations 248 O.4 Inputs and outputs to be considered 249 O.4.1 General .249 O.4.2 Inputs and outputs .249 O.4.3 Inputs .251 O.4.4 Outputs .251 O.5 Tools for including environmental impacts in product design and development .251 O.6 Relevant ISO technical committees .252
41、 O.7 Guidance on environmental impact assessment (EIA) principles 252 O.8 Guidance on design for environment (DFE) principles .252 O.9 Reference documents .253 Annex P (informative) Terminal lugs for low voltage switchgear and controlgear connected to copper conductors Annex Q (normative) Special te
42、sts Damp heat, salt mist, vibration and shock Q.1 General .256 Q.2 Classication of equipment 256 Q.3 Tests 257 Q.3.1 General test conditions .257 Q.3.2 Test sequences 258 Annex R (informative) Application of the metal foil for dielectric testing on accessible parts during operation or adjustment R.1
43、 Object .261 R.2 Denition of zones 262 R.2.1 General .262 R.2.2 Application of metal foil on accessible parts during normal operation or adjustment .262 Annex S (normative) Digital inputs and outputs S.1 Scope .267 S.2 Denitions .267 S.3 Functional requirements .267 S.3.1 Rated values and operating
44、ranges .267 S.3.2 Digital I/Os 268 S.4 Verication of input/output requirements .278 S.4.1 General .278 S.4.2 Verication of digital inputs 279 JULY 31, 2013 NMX-J-515-ANCE CAN/CSA-C22.2 NO. 60947-1-13 UL 60947-1 6UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT
45、PERMISSION FROM UL S.4.3 Verication of digital outputs .279 S.4.4 Behaviour of the equipment .281 S.5 General information to be provided by the manufacturer .281 S.5.1 Information on digital inputs (current sinking) 281 S.5.2 Information on digital outputs for alternating currents (current sourcing)
46、 .282 S.5.3 Information on digital outputs for direct current (current sourcing) 283 S.6 Digital input standard operating range equations 283 Bibliography Annex DVA (informative) ANNEX DVB (normative) Standard references Annex DVC (normative) Secondary Circuits and Circuits Supplied by Battery DVC.1
47、 Secondary circuits .294 DVC.2 Secondary circuits test .300 DVC.3 Circuits Supplied by a Battery 302 Annex DVD (normative) Short-Circuit Test Circuit Calibration and Measurement Techniques DVD.1 General 304 DVD.2 Alternating current circuits 304 DVD.3 Direct current circuits 308 DVD.4 Measurement me
48、thods for determining characteristics of protective devices 309 JULY 31, 2013 NMX-J-515-ANCE CAN/CSA-C22.2 NO. 60947-1-13 UL 60947-1 7UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL Preface This is the harmonized ANCE, CSA Group, and UL stan
49、dard for Low-Voltage Switchgear and Controlgear Part 1: General rules. It is the second edition of NMX-J-515-ANCE, the second edition of CAN/CSA-C22.2 No. 60947-1, and the fth edition of UL 60947-1. This edition of NMX-J-515-ANCE cancels the previous edition published in 2007. This edition of CAN/CSA-C22.2 No. 60947-1 supersedes the previous edition published in 2007. This edition of UL 60947-1 supersedes the previous edition published in 2
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