UL 60745-2-23 (ND)-2013 National Differences For UL 60745-2-23 Hand-Held Motor-Operated Electric Tools - Safety - Part 2-23 Particular Requirements for Die Grinders and Small Rotar t.pdf

1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULNational Differences ForUL 60745-2-23Hand-Held Motor-Operated Electric Tools - Safety - Part 2-23: Particular Requirements for DieGrinders and Small Rotary ToolsUL COPYRIGHTED MATERIAL NOT AUTHOR

2、IZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULNational Differences ForUL 60745-2-23Hand-Held Motor-Operated Electric Tools - Safety - Part 2-23: Particular Requirements for Die Grindersand Small Rotary ToolsEdition: 1Edition Date: September 20, 2013The revision pages dated A

3、pril 6, 2015 were issued to incorporate the following requirementsand to reflect the latest ANSI approval date of the standard:1. Addition Of Clause 24.4DV.1 To Allow For The Use Of Lighter Duty Supply Cord ForRotary ToolsUL 60745-2-23 is an adoption of IEC 60745-2-23, Hand-Held Motor-Operated Elect

4、ric Tools Safety Part 2-23: Particular Requirements for Die Grinders and Small Rotary Tools (FirstEdition, issued December 2012). Please note that the national difference document incorporatesall of the U.S. national differences for UL 60745-2-23.This document provides a single listing of the Nation

5、al Differences included in the UL adoption ofthe corresponding IEC standard.All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, ortransmitted in any form by any means, electronic, mechanical photocopying, recording, or otherwisewithout prior permission o

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7、mages,including loss of profits, lost savings, loss of data, or any other damages arising out of the use of or theinability to use this standards document, even if UL or an authorized UL representative has been advisedof the possibility of such damage. In no event shall ULs liability for any damage

8、ever exceed the pricepaid for this standards document, regardless of the form of the claim.Users of the electronic versions of ULs Standards for Safety agree to defend, indemnify, and hold ULharmless from and against any loss, expense, liability, damage, claim, or judgment (including reasonableattor

9、neys fees) resulting from any error or deviation introduced while purchaser is storing an electronicStandard on the purchasers computer system.Copyright 2015 Underwriters Laboratories Inc.APRIL 6, 2015NATIONAL DIFFERENCES FOR UL UL 60745-2-232UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPROD

10、UCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULPrefaceThis document provides a single listing of the technical National Differences included in the UL adoptionof the corresponding IEC standard.In its IEC-based standards, UL uses the notations indicated below to identify national difference type, an

11、dthese types are additionally noted in this document. The standard may not use all types of thesedeviations.D1 - These are deviations which are based on basic safety principles and requirements, elimination ofwhich would compromise safety for U.S. consumers and users of products.D2 - These are devia

12、tions based on safety practices. These are deviations for IEC requirements that maybe acceptable, but adopting the IEC requirements would require considerable retesting or redesign on themanufacturers part.DC - These are deviations based on the component standards and will not be deleted until a par

13、ticularcomponent standard is harmonized with the IEC component standard.DE - These are deviations based on editorial comments or corrections.DR - These are deviations based on the national regulatory requirements.Each national difference contains a description of what the national difference entails

14、 Typically one of thefollowing words is used to explain how the text of the national difference is to be applied to the base IECtext:Addition / Add - An addition entails adding a complete new numbered clause, subclause, table,figure, or annex. Addition is not meant to include adding select words to

15、 the base IEC text.Deletion / Delete - A deletion entails complete deletion of an entire numbered clause, subclause,table, figure, or annex without any replacement text.Modification / Modify - A modification is an altering of the existing base IEC text such as theaddition, replacement or deletion of

16、 certain words or the replacement of an entire clause,subclause, table, figure, or annex of the base IEC text.APRIL 6, 2015 NATIONAL DIFFERENCES FOR UL UL 60745-2-23 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULNational Differences8.1DV D1

17、 Modification: Add the following to Clause 8.1 of this Part 2: WARNING To reduce the risk of injury, use only accessories rated at leastequal to the maximum speed marked on the tool.In Canada, the equivalent French wording is as follows: “AVERTISSEMENT Pour rduire le risque de blessure, utiliser uni

18、quement des accessoiresconvenant au moins la vitesse maximale indique sur loutil.”Alternatively, ROTARY TOOLS with an adjustable speed setting may use the following: WARNING To reduce the risk of injury, use accessories rated for theoperating speed setting of the tool.In Canada, the equivalent Frenc

19、h wording is as follows: “AVERTISSEMENT Pour rduire le risque de blessure, utiliser les accessoires convenant la vitessedutilisation de loutil.”If the above cautionary markings are included as part of a list of cautionarymarkings, the words Warning To reduce the risk of injury need not berepeated.8.

20、12.1.101DV D1 Modification: Replace Item (d) of Clause 8.12.1.101 of this Part 2 withthe following:The RATED SPEED of the accessories must be at least equal to the maximum speed marked onthe power tool. Accessories running faster than their RATED SPEED can break and fly apart.Alternatively, ROTARY T

21、OOLS with an adjustable speed setting may use the following:The RATED SPEED of the accessories must be at least equal to the operating speed settingmarked on the power tool. Accessories running faster than their RATED SPEED can break and flyapart.24.4DV.1 DR Modification: Add the following to Clause 24.4 of the Part 1:A rotary tool may employ type SV or SVT cord.APRIL 6, 2015NATIONAL DIFFERENCES FOR UL UL 60745-2-234