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    ANSI UL 60947-4-2-2014 UL Standard for Safety Standard for Low-Voltage Switchgear and Controlgear C Part 4-2 Contactors and Motor- Starters C AC Semiconductor Motor Controllers and.pdf

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    ANSI UL 60947-4-2-2014 UL Standard for Safety Standard for Low-Voltage Switchgear and Controlgear C Part 4-2 Contactors and Motor- Starters C AC Semiconductor Motor Controllers and.pdf

    1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL 60947-4-2 Standard for Low-Voltage Switchgear and Controlgear Part 4-2: Contactors and Motor- Starters AC Semiconductor Motor Controllers and StartersUL COPYRIGHTED MATERIAL NOT AUTHORIZED F

    2、OR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM ULUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL Standard for Safety for Low-Voltage Switchgear and Controlgear Part 4-2: Contactors and Motor-Starters AC Semiconductor Moto

    3、r Controllers and Starters, UL 60947-4-2 First edition, Dated March 21, 2014 Summary of Topics This First Edition of ANSI/UL 60947-4-2 is a bi-national IEC-based standard covering AC Semiconductor Motor Controllers and Starters. It is based on the Edition 2.2 of IEC 60947-4-2. Please note that the n

    4、ational difference document incorporates all of the national differences for UL 60947-4-2. The new requirements are substantially in accordance with Proposal(s) on this subject dated June 22, 2012 and January 25, 2013. All rights reserved. No part of this publication may be reproduced, stored in a r

    5、etrieval system, or transmitted in any form by any means, electronic, mechanical photocopying, recording, or otherwise without prior permission of UL. UL provides this Standard as is without warranty of any kind, either expressed or implied, including but not limited to, the implied warranties of me

    6、rchantability or tness for any purpose. In no event will UL be liable for any special, incidental, consequential, indirect or similar damages, including loss of prots, lost savings, loss of data, or any other damages arising out of the use of or the inability to use this Standard, even if UL or an a

    7、uthorized UL representative has been advised of the possibility of such damage. In no event shall ULs liability for any damage ever exceed the price paid for this Standard, regardless of the form of the claim. Users of the electronic versions of ULs Standards for Safety agree to defend, indemnify, a

    8、nd hold UL harmless from and against any loss, expense, liability, damage, claim, or judgment (including reasonable attorneys fees) resulting from any error or deviation introduced while purchaser is storing an electronic Standard on the purchasers computer system. The requirements in this Standard

    9、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. The prior text for requirements that have been revised and that have a future effective date are located after the Standard, and a

    10、re preceded by a SUPERSEDED REQUIREMENTS notice. MARCH 21, 2014 UL 60947-4-2 tr1UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL MARCH 21, 2014 UL 60947-4-2 tr2 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTI

    11、ON OR DISTRIBUTION WITHOUT PERMISSION FROM UL CSA Group CAN/CSA-C22.2 No. 60947-4-2-14 First Edition (IEC 60947-4-2:1999+A1:2001+A2:2006, MOD) Underwriters Laboratories Inc. UL 60947-4-2 First Edition Low-Voltage Switchgear and Controlgear Part 4-2: Contactors and Motor-Starters AC Semiconductor Mot

    12、or Controllers and Starters March 21, 2014 This standard is based on IEC 60947-4-2, edition 2.2 (2007), which is based on the second edition (1999), its amendment 1 (2001), its amendment 2 (2006), and its corrigendum of March 2002. ANSI/UL 60947-4-2-2014 Approved byUL COPYRIGHTED MATERIAL NOT AUTHOR

    13、IZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL Commitment for Amendments This standard is issued jointly by the Canadian Standards Association (operating as “CSA Group”) and Underwriters Laboratories Inc. (UL). Comments or proposals for revisions on any part of the standard

    14、 may be submitted to CSA Group or UL at anytime. Revisions to this standard will be made only after processing according to the standards development procedures of CSA Group and UL. CSA Group and UL will issue revisions to this standard by means of a new edition or revised or additional pages bearin

    15、g their date of issue. ISBN 978-1-55491-994-9 2014 CSA Group All rights reserved. No part of this publication may be reproduced in any form whatsoever without the prior permission of the publisher. This Standard is subject to review 5 years from the date of publication, and suggestions for its impro

    16、vement will be referred to the appropriate committee. To submit a proposal for change, please send the following information to inquirescsagroup.org and include Proposal for change in the subject line: Standard designation (number); relevant clause, table, and/or gure number; wording of the proposed

    17、 change; and rationale for the change. To purchase CSA Group Standards and related publications, visit CSA Groups Online Store at shop.csa.ca or call toll-free 1-800-463-6727 or 416-747-4044. Copyright 2014 Underwriters Laboratories Inc. ULs Standards for Safety are copyrighted by UL. Neither a prin

    18、ted nor electronic copy of a Standard should be altered 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 First Edition. The most recent designatio

    19、n of ANSI/UL 60947-4-2 as an American National Standard (ANSI) occurred on March 21, 2014. ANSI approval for a standard does not include the Cover Page, Transmittal Pages, Title Page (front and back), or the Preface. The National Difference Page and IEC Foreword are also excluded from the ANSI appro

    20、val of IEC-based standards. Comments or proposals for revisions 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 a

    21、t http:/m- or call toll-free 1-888-853-3503.UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL CONTENTS PREFACE 7 NATIONAL DIFFERENCES 10 FOREWORD . 11 INTRODUCTION . 13 1 Scope and object 14 2 Normative references .15 3 Denitions, symbols and

    22、abbreviations .17 3.1 Denitions concerning a.c. semiconductor motor control devices 18 3.2 EMC denitions .24 3.3 Symbols and abbreviations .25 4 Classication 25 5 Characteristics of a.c. semiconductor motor controllers and starters 25 5.1 Summary of characteristics .25 5.2 Type of equipment 26 5.3 R

    23、ated and limiting values for main circuits 27 5.4 Utilization category 34 5.5 Control circuits 35 5.6 Auxiliary circuits .36 5.7 Characteristics of relays and releases (overload relays) 36 5.8 Co-ordination with short-circuit protective devices (SCPD) 39 6 Product information 39 6.1 Nature of inform

    24、ation 39 6.2 Marking 41 6.2DV.1 Markings .41 6.2DV.2 Motor controller markings 42 6.2DV.3 Overload relay markings .43 6.2DV.4 Combination motor controller markings 44 6.3 Instructions for installation, operation, and maintenance 45 7 Normal service, mounting and transport conditions .45 7.1 Normal s

    25、ervice conditions 45 7.2 Conditions during transport and storage 46 7.3 Mounting .46 7.4 Electrical system disturbances and inuences .46 8 Constructional and performance requirements .46 8.1 Constructional requirements 46 8.1DV.1 Constructional requirements 46 8.1DV.2 Combination motor controllers 4

    26、7 8.2 Performance requirements 48 8.3 EMC requirements .69 9 Tests .73 9.1 Kinds of tests .73 9.2 Compliance with constructional requirements .76 9.3 Compliance with performance requirements 76 9.3.4DV.1 Enclosure 95 9.3.4.3DV.1 Selection of SCPD .98 9.3.4.3DV.2 Sample selection for overload relay 9

    27、9 MARCH 21, 2014 CAN/CSA-C22.2 NO. 60947-4-2-14 UL 60947-4-2 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 9.3.4.3.1DV.1 Standard fault current circuits 99 9.3.4.3.1DV.2 High available fault currents (Optional) 101 9.3.4.3.1DV.3 Protectiv

    28、e devices 101 9.3.4.3.1DV.4 Procedure .102 Annex A (normative) Marking and identication of terminals A.1 General 109 A.2 Marking and identication of terminals of semiconductor controllers and starters 109 A.2.1 Marking and identication of terminals of main circuits 109 A.2.2 Marking and identication

    29、 of terminals of control circuits 109 A.2.3 Marking and identication of auxiliary circuits 110 A.3 Marking and identication of terminals of overload relays 115 Annex B Vacant Annex C (normative) Co-ordination at the crossover current between the starter and associated SCPD C.1 Scope .118 C.2 General

    30、 and denitions 118 C.2.1 General .118 C.2.2 Denitions .118 C.3 Condition for the test for the verication of co-ordination at the crossover current by a direct method 118 C.4 Test currents and test circuits 118 C.5 Test procedure and results to be obtained .119 C.5.1 Test procedure .119 C.5.2 Results

    31、 to be obtained 119 C.6 Verication of co-ordination at the crossover current by an indirect method 119 C.6.1 General .119 C.6.2 Test for I cd 120 C.6.3 Time-current characteristic withstand capability of controllers/starters .120 Annex D (normative) Requirements for radiated emission testing D.1 Cha

    32、racteristics of controllers and starters 122 D.2 Radiated emissions .122 D.2.1 Main power circuits .122 D.2.2 Control and auxiliary circuits .123 MARCH 21, 2014 CAN/CSA-C22.2 NO. 60947-4-2-14 UL 60947-4-2 4UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMIS

    33、SION FROM UL Annex E (informative) Method of converting CISPR 11 radiated emission limits to transmitted power equivalents Annex F (informative) Operating capability Annex G (informative) Examples of control circuit congurations G.1 External control device (ECD) 129 G.1.1 Denition of an ECD 129 G.1.

    34、2 Diagrammatic representation of an ECD 129 G.1.3 Parameters of an ECD .129 G.2 Control circuit congurations .130 G.2.1 Controllers with external control supply .130 G.2.2 Controllers with an internal control supply and control input only .131 Annex H (informative) Items subject to agreement between

    35、 manufacturer and user Annex I (normative) Modied test circuit for short-circuit testing of semiconductor motor controllers and starters Annex J (informative) Flowchart for constructing bypassed semiconductor controllers tests Annex K (normative) Extended functions within electronic overload relays

    36、K.1 Scope .138 K.1.1 General .138 K.1.2 Residual current function 138 K.2 Denitions .138 K.3 Classication of electronic overload relays .139 K.4 Type of relays 139 K.5 Performance requirements .139 K.5.1 Limits of operation of residual current electronic overload relays .139 K.5.2 Limits of operatio

    37、n of residual current sensing electronic relays Type B .139 K.5.3 Limits of operation of voltage asymmetry relays 140 K.5.4 Limits of operation of phase reversal relays 140 K.5.5 Limits of operation of current asymmetry relays 140 K.5.6 Limits of operation of over-voltage relays and releases 140 K.6

    38、 Tests 140 K.6.1 Limits of operation of residual current sensing electronic relays Type A .140 K.6.2 Limits of operation of residual current sensing electronic relays Type B .141 K.6.3 Current asymmetry relays .141 K.6.4 Voltage asymmetry relays .142 K.6.5 Phase reversal relays .142 K.6.6 Over-volta

    39、ge relays .142 K.7 Routine and sampling tests 142 MARCH 21, 2014 CAN/CSA-C22.2 NO. 60947-4-2-14 UL 60947-4-2 5UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL Annex DVA (normative) Devices Rated in Watts Horsepower Annex DVB (normative) Refer

    40、ence Standards Annex DVC (informative) Standards for Components Annex DVD (normative) Clearances and Creepage Distances for AC Semiconductor Motor Controllers and Starters DVD.1 General 148 DVD.2 Determination of clearances and creepage distances 148 DVD.3 Spacings within an enclosure .150 Annex DVE

    41、 (normative) Operations Tests for Solid State Motor Controllers with Reduced Voltage Starting Feature DVE.1 In Canada Annex DVE is informative. 151 DVE.2 Controller overload 152 DVE.3 Single phasing 152 DVE.4 Inoperative blower motor .152 DVE.5 Clogged lter .152 DVE.6 Current limiting control .152 M

    42、ARCH 21, 2014 CAN/CSA-C22.2 NO. 60947-4-2-14 UL 60947-4-2 6UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL PREFACE This is the harmonized CSA Group and UL standard for Low-Voltage Switchgear and Controlgear Part 4-2: Contactors and Motor-Sta

    43、rters AC Semiconductor Motor Controllers and Starters. It is the rst edition of CAN/CSA-C22.2 No. 60947-4-2 and the rst edition of UL 60947-4-2. This harmonized standard is based on IEC Publication 60947-4-2: 2.2 edition Low-Voltage Switchgear and Controlgear Part 4-2: Contactors and Motor-Starters

    44、AC Semiconductor Motor Controllers and Starters issued (2007), which is based on the second edition (1999), its amendment 1 (2001), its amendment 2 (2006), and its corrigendum of March 2002. IEC publication 60947-4-2 is copyrighted by the IEC. This harmonized standard was prepared by CSA Group and U

    45、nderwriters Laboratories Inc. (UL). The efforts and support of the Technical Harmonization Committee for Industrial Control Equipment, of the Council on the Harmonization of Electrotechnical Standards of the Nations of the Americas (CANENA), are gratefully acknowledged. This standard is considered s

    46、uitable for use for conformity assessment within the stated scope of the standard. This Standard was reviewed by the CSA Integrated Committee on Industrial Controls, under the jurisdiction of the CSA Technical Committee on Industrial Products and the CSA Strategic Steering Committee on Requirements

    47、for Electrical Safety, and has been formally approved by the CSA Technical Committee. This standard has been approved as a National Standard of Canada by the Standards Council of Canada. This standard has been approved by the American National Standards Institute (ANSI) as an American National Stand

    48、ard. Application of Standard Where reference is made to a specic number of samples to be tested, the specied number is to be considered a minimum quantity. Note: Although the intended primary application of this standard is stated in its scope, it is important to note that it remains the responsibil

    49、ity of the users of the standard to judge its suitability for their particular purpose. This CAN/CSA-C22.2 No. 60947-4-2, Standard for Safety for Low-Voltage Switchgear and Controlgear Part 4-2: Contactors and Motor-Starters AC Semiconductor Motor Controllers and Starters, is to be used in conjunction with the second edition of CAN/CSA-C22.2 No. 60947-1. The requirements for AC semiconductor motor controllers and starters are contained


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