UL 62841-1-2015 UL Standard for Safety Electric Motor-Operated Hand-Held Tools Transportable Tools And Lawn And Garden Machinery C Safety C Part 1 General Requirements (First Editi.pdf

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1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL 62841-1 Electric Motor-Operated Hand-Held Tools, Transportable Tools And Lawn And Garden Machinery Safety Part 1: General Requirements,UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPR

2、ODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM ULUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL Standard for Safety for Standard for Electric Motor-Operated Hand-Held Tools, Transportable Tools And Lawn And Garden Machinery Safety Part

3、 1: General Requirements, UL 62841-1 First Edition, Dated February 20, 2015 SUMMARY OF TOPICS Adoption Of The First Edition Of UL 62841-1, Standard For Electric Motor-Operated Hand-Held Tools, Transportable Tools And Lawn And Garden Machinery Safety Part 1: General Requirements UL 62841-1 is an adop

4、tion of IEC 62841-1, First Edition, issued by the IEC March 2014, and includes IEC Corrigendum 1 for IEC 62841-1 published May, 2014. Please note that the National Difference document incorporates all of the U.S. national differences for UL 62841-1. The new requirements are substantially in accordan

5、ce with Proposal(s) on this subject dated August 22, 2014 and December 12, 2014 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 permis

6、sion 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 merchantability or tness for any purpose. In no event will UL be liable for any special, incidental, consequential, indirect or similar damag

7、es, 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 authorized UL representative has been advised of the possibility of such damage. In no event shall ULs liability for any damage ever exceed

8、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, and hold UL harmless from and against any loss, expense, liability, damage, claim, or judgment (including reasonable attorneys fees) resulti

9、ng from any error or deviation introduced 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 date

10、s 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 are preceded by a SUPERSEDED REQUIREMENTS notice. FEBRUARY 20, 2015 UL 62841-1 tr1UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODU

11、CTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL FEBRUARY 20, 2015 UL 62841-1 tr2 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL CSA Group CAN/CSA-C22.2 No. 62841-1-15 First Edition (IEC 62841-1:2014, MOD) Underwriters L

12、aboratories Inc. UL 62841-1 First Edition Electric Motor-Operated Hand-Held Tools, Transportable Tools And Lawn And Garden Machinery Safety Part 1: General Requirements February 20, 2015 This national standard is based on publication IEC 62841-1, This national standard is based on publication IEC 62

13、841-1, 1st Edition (March 2014) and its Corrigendum 1 (May 2014). ANSI/UL 62841-1-2015 Approved byUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL Commitment for Amendments This standard is issued jointly by the Canadian Standards Association

14、 (operating as “CSA Group”) and Underwriters Laboratories Inc. (UL). Comments or proposals for revisions on any part of the standard 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

15、Group and UL. CSA Group and UL will issue revisions to this standard by means of a new edition or revised or additional pages bearing their date of issue. ISBN 978-1-77139-716-2 2015 CSA Group All rights reserved. No part of this publication may be reproduced in any form whatsoever without the prior

16、 permission of the publisher. This Standard is subject to review ve years from the date of publication, and suggestions for its improvement will be referred to the appropriate committee. To submit a proposal for change, please send the following information to inquiriescsagroup.org and include “Prop

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19、remain the sole and exclusive property of UL. This ANSI/UL Standard for Safety consists of the First Edition. The most recent designation of ANSI/UL 62841-1 as an American National Standard (ANSI) occurred on February 20, 2015. ANSI approval for a standard does not include the Cover Page, Transmitta

20、l Pages, Title Page (front and back), or the Preface. The National Difference Page and IEC Foreword are also excluded from the ANSI approval of IEC-based standards. Any other portions of this ANSI/UL standard that were not processed in accordance with ANSI/UL requirements are noted at the beginning

21、of the impacted sections. 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 at

22、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 . 14 1 Scope 15 2 Normative references .16 3 Terms and denitions 22 4 General req

23、uirements 27 5 General conditions for the tests 28 6 Radiation, toxicity and similar hazards 30 7 Classication 31 8 Marking and instructions 32 9 Protection against access to LIVE PARTS 46 10 Starting 48 11 Input and current .48 12 Heating 48 13 Resistance to heat and re 53 14 Moisture resistance .5

24、5 15 Resistance to rusting 58 16 Overload protection of transformers and associated circuits 58 17 Endurance .59 17.2 Hand-held tools and transportable tools are operated intermittently at no-load59 18 Abnormal operation .60 18.8 ELECTRONIC CIRCUITS providing SAFETY CRITICAL FUNCTIONS 67 19 Mechanic

25、al hazards .70 20 Mechanical strength .72 21 Construction .74 21.35 Dust collection 84 22 Internal wiring 85 23 Components .87 24 Supply connection and external exible cords 93 25 Terminals for external conductors 100 26 Provision for earthing 102 27 Screws and connections 105 28 CREEPAGE DISTANCES,

26、 CLEARANCES and distances through insulation 108 Annex A (normative) Measurement of CREEPAGE DISTANCES and CLEARANCES Annex B (normative) Motors not isolated from the supply mains and having BASIC INSULATION not designed for the RATED VOLTAGE of the tool B.1 Scope .122 B.9 Protection against access

27、to LIVE PARTS .122 B.12 Heating .122 FEBRUARY 20, 2015 CAN/CSA-C22.2 NO. 62841-1-15 UL 62841-1 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL B.18 Abnormal operation 122 B.21 Construction 122 B.28 Creepage distances, CLEARANCES and distanc

28、es through insulation 123 Annex C (normative) Leakage current C.1 General 125 C.2 Measurement of a non-operating tool .125 C.3 Measurement of an operating tool 126 Annex D (normative) Electric strength D.1 General 130 D.2 Electric strength test 130 Annex E (informative) Methods of applying ISO 13849

29、-1 to power tools E.1 General 132 E.2 Risk assessment 132 E.3 Residual risk analysis .132 E.4 Performance Levels .133 Annex F (informative) Rules for routine tests F.1 General 134 F.2 Correct operation test .134 F.3 Electric strength test .134 F.4 Earthing continuity test 135 Annex G Void Annex H (n

30、ormative) Determination of a low-power circuit Annex I (informative) Measurement of noise and vibration emissions I.1 Scope 139 I.2 Noise test code (grade 2) .139 I.2.1 General 139 I.2.2 Sound power level determination 140 I.2.3 Emission sound pressure level determination .143 I.2.4 Installation and

31、 mounting conditions of the power tools during noise tests 144 I.2.5 Operating conditions .145 I.2.6 Measurement uncertainties .145 I.2.7 Information to be recorded .146 I.2.8 Information to be reported 146 I.2.9 Declaration and verication of noise emission values 147 FEBRUARY 20, 2015 CAN/CSA-C22.2

32、 NO. 62841-1-15 UL 62841-1 4UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL I.3 Vibration 147 I.3.1 Vibration measurement General .147 I.3.2 Symbols .148 I.3.3 Characterisation of vibration 149 I.3.4 Instrumentation requirements .151 I.3.4.2

33、 Transducers 151 I.3.5 Testing and operating conditions of the tool 152 I.3.6 Measurement procedure and validity 154 Annex J Void Annex K (normative) BATTERY tools and BATTERY packs K.1 Scope .160 K.3 Terms and denitions .161 K.5 General conditions for the tests .163 K.7 Classication .164 K.8 Markin

34、g and instructions .164 K.9 Protection against electric shock 167 K.10 Starting .168 K.11 Input and current 168 K.12 Heating .168 K.13 Resistance to heat and re .169 K.14 Moisture resistance 170 K.16 Overload protection of transformers and associated circuits .170 K.17 Endurance 170 K.18 Abnormal op

35、eration 171 K.19 Mechanical hazards 175 K.20 Mechanical strength 175 K.21 Construction 176 K.22 Internal wiring .177 K.23 Components 177 K.24 Supply connection and external exible cords .178 K.25 Terminals for external conductors 178 K.26 Provision for earthing .178 K.27 Screws and connections 179 K

36、.28 CREEPAGE DISTANCES, CLEARANCES and distances through insulation 179 Annex L (normative) BATTERY tools and BATTERY packs provided with mains connection or NON-ISOLATED SOURCES L.1 Scope .182 L.3 Terms and denitions 183 L.5 General conditions for the tests .185 L.7 Classication .186 L.8 Marking an

37、d instructions .186 L.9 Protection against electric shock 188 L.10 Starting .189 L.11 Input and current .189 L.12 Heating .189 FEBRUARY 20, 2015 CAN/CSA-C22.2 NO. 62841-1-15 UL 62841-1 5UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL L.13 Re

38、sistance to heat and re 191 L.14 Moisture resistance 191 L.16 Overload protection of transformers and associated circuits .191 L.17 Endurance 192 L.18 Abnormal operation 192 L.19 Mechanical hazards 196 L.20 Mechanical strength 196 L.21 Construction .197 L.22 Internal wiring .198 L.23 Components .198

39、 L.24 Supply connection and external exible cords .199 L.25 Terminals for external conductors 199 L.26 Provision for earthing .199 L.28 CREEPAGE DISTANCES, CLEARANCES and distances through insulation 199 Bibliography ANNEX DVA (Normative) Canadian and U.S. Reference Standards FEBRUARY 20, 2015 CAN/C

40、SA-C22.2 NO. 62841-1-15 UL 62841-1 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 Electric Motor-Operated Hand-Held Tools, Transportable Tools And Lawn And Garden Machinery Safet

41、y Part 1: General Requirements. It is the First edition of CAN/CSA-C22.2 No. 62841-1, and the First edition of UL 62841-1. This edition of CAN/CSA-C22.2 No. 62841-1 coexists with the Fourth edition of UL 60745-1 published on July 31, 2007. This edition of UL 62841-1 coexists with the Fourth edition

42、of UL 60745-1 published on July 31, 2007. This harmonized standard is based on IEC Publication 62841-1: First edition Electric Motor-Operated Hand-Held Tools, Transportable Tools And Lawn And Garden Machinery Safety Part 1: General Requirements issued March 2014. IEC publication 62841-1 is copyright

43、ed by the IEC. This harmonized standard was prepared by CSA Group and Underwriters Laboratories Inc. (UL). The efforts and support of the Harmonization Working Group for the Adoption of the IEC Series of Hand-Held, Motor-Operated Tool Standards are gratefully acknowledged. This standard is considere

44、d suitable for use for conformity assessment within the stated scope of the standard. This standard was reviewed by the CSA Subcommittee on Safety of Hand-Held Motor-Operated Electric Tools, under the jurisdiction of the CSA Technical Committee on Consumer and Commercial Products and the CSA Strateg

45、ic Steering Committee on Requirements 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 (SCC). This standard has been approved by the American National Standards In

46、stitute (ANSI) as an American National Standard. 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 impor

47、tant to note that it remains the responsibility of the users of the standard to judge its suitability for their particular purpose. This is the CAN/CSA-C22.2 No. 62841-1 Standard for Safety for Electric Motor-Operated Hand-Held Tools, Transportable Tools And Lawn And Garden Machinery Safety Part 1:

48、General Requirements. This CSA Group Part 1 is to be used in conjunction with the appropriate CSA Group Part 2, 3, or 4, which contains clauses to supplement or modify the corresponding clauses in the Part 1, to provide relevant requirements for each type of product. This is the UL Standard for Safe

49、ty for Electric Motor-Operated Hand-Held Tools, Transportable Tools And Lawn And Garden Machinery Safety Part 1: General Requirements. This UL Part 1 is to be used in conjunction with the appropriate UL Part 2, 3 or 4, which contains clauses to supplement or modify the corresponding clauses in the Part 1, to provide relevant requirements for each type of product. FEBRUARY 20, 2015 CAN/CSA-C22.2 NO. 62841-1-15 UL 62841-1 7UL COPYRIGHTED