UL 1472-2006 Solid-State Dimming Controls.pdf

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1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULUL 1472ISBN 1-55989-944-1Solid-State Dimming ControlsUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULUL COPYRIGHTED MATERIAL NOT AUTHORIZE

2、D FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULUnderwriters Laboratories Inc. (UL)333 Pfingsten RoadNorthbrook, IL 60062-2096UL Standard for Safety for Solid-State Dimming Controls, UL 1472First Edition, Dated January 2, 1996Revisions: This Standard contains revisions through an

3、d including June 19, 2006.Summary of TopicsThe revisions dated June 19, 2006 were issued to:1. Clarify the scope with respect to ratings and uses for dimmers2. Update references for requirements for cover plates for flush-mounted dimmers3. Clarify markings for dimmers with respect to air-gap switche

4、s, electronic ballasts,electronic transformers, and location of model and catalog numbers4. Clarify the use of a synthetic load in place of a magnetic ballast5. Add requirements for electronic transformers for low voltage incandescent lighting6. Clarify the acceptance criteria for the Air-Gap Switch

5、 Test7. Update wording for consistency and clarification reasonsUL Standards for Safety are developed and maintained in the Standard Generalized Markup Language(SGML). SGML - an international standard (ISO 8879-1986) - is a descriptive markup language thatdescribes a documents structure and purpose,

6、 rather than its physical appearance on a page. Due toformatting differences resulting from the use of ULs new electronic publishing system, please note thatadditional pages (on which no requirements have been changed) may be included in revision pages dueto relocation of existing text and reformatt

7、ing of the Standard.Text that has been changed in any manner is marked with a vertical line in the margin.The new requirements are substantially in accordance with ULs Proposal(s) on this subject datedSeptember 23, 2005 and March 17, 2006.The revisions dated June 19, 2006 include a reprinted title p

8、age (page1) for this Standard.As indicated on the title page (page 1), this UL Standard for Safety is an American National Standard.Attention is directed to the note on the title page of this Standard outlining the procedures to be followedto retain the approved text of this ANSI/UL Standard.The UL

9、Foreword is no longer located within the UL Standard. For information concerning the use andapplication of the requirements contained in this Standard, the current version of the UL Foreword islocated on ULStandardsInfoNet at: http:/ 19, 2006 UL 1472 tr1UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FUR

10、THER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULThe master for this Standard at ULs Northbrook Office is the official document insofar as it relates to aUL service and the compliance of a product with respect to the requirements for that product and service,or if there are questions regar

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13、isewithout prior permission of UL.Revisions of UL Standards for Safety are issued from time to time. A UL Standard for Safety is currentonly if it incorporates the most recently adopted revisions.UL provides this Standard as is without warranty of any kind, either expressed or implied, including but

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15、lity to use this Standard, even if UL or an authorized UL representative has been advised of thepossibility of such damage. In no event shall ULs liability for any damage ever exceed the price paid forthis Standard, regardless of the form of the claim.UL will attempt to answer support requests conce

16、rning electronic versions of its Standards. However, thissupport service is offered on a reasonable efforts basis only, and UL may not be able to resolve everysupport request. UL supports the electronic versions of its Standards only if they are used under theconditions and operating systems for whi

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19、rd on the purchasers computer system.If a single-user version electronic Standard was purchased, one copy of this Standard may be stored onthe hard disk of a single personal computer, or on a single LAN file-server or the permanent storagedevice of a multiple-user computer in such a manner that this

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21、er computer, or on an Intranetserver. The number of concurrent users shall not exceed the number of users authorized.Electronic Standards are intended for on-line use, such as for viewing the requirements of a Standard,conducting a word search, and the like. Only one copy of the Standard may be prin

22、ted from eachsingle-user version of an electronic Standard. Only one copy of the Standard may be printed for eachJUNE 19, 2006 UL 1472tr2UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULauthorized user of a multiple-user version of an electroni

23、c Standard. Because of differences in thecomputer/software/printer setup used by UL and those of electronic Standards purchasers, the printedcopy obtained by a purchaser may not look exactly like the on-line screen view or the printed Standard.An employee of an organization purchasing a UL Standard

24、can make a copy of the page or pages beingviewed for their own fair and/or practical internal use.The requirements in this Standard are now in effect, except for those paragraphs, sections, tables, figures,and/or other elements of the Standard having future effective dates as indicated in the note f

25、ollowing theaffected item. The prior text for requirements that have been revised and that have a future effective dateare located after the Standard, and are preceded by a SUPERSEDED REQUIREMENTS notice.New product submittals made prior to a specified future effective date will be judged under all

26、of therequirements in this Standard including those requirements with a specified future effective date, unlessthe applicant specifically requests that the product be judged under the current requirements. However, ifthe applicant elects this option, it should be noted that compliance with all the r

27、equirements in thisStandard will be required as a condition of continued Listing and Follow-Up Services after the effectivedate, and understanding of this should be signified in writing.Copyright 2006 Underwriters Laboratories Inc.This Standard consists of pages dated as shown in the following check

28、list:Page Date1-3.June 19, 20064 .January 6, 20035-15 .June 19, 200616.January 2, 199616A-17.June 19, 200618.January 2, 199619-20B.June 19, 200621.October 30, 199822.January 2, 199623-24B.June 19, 200625-26 .October 30, 199827.January 2, 199628-28B.June 19, 200629-36 .January 2, 199637.October 30, 1

29、99838.June 19, 200639.October 30, 199840.January 2, 1996A1-A2 .January 6, 2003B1-B2 .January 2, 1996JUNE 19, 2006 UL 1472 tr3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULJUNE 19, 2006 UL 1472tr4No Text on This PageUL COPYRIGHTED MATERIAL NO

30、T AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULSolid-State Dimming ControlsJanuary 2, 1996(Title Page Reprinted: June 19, 2006)Canadian Standards AssociationCSA-C22.2 No. 184.1-96First EditionUnderwriters Laboratories Inc.UL 1472First EditionANSI/UL 1472-2006UL COPYRI

31、GHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULCommitment for AmendmentsThis Standard is issued jointly by Canadian Standards Association andUnderwriters Laboratories Incorporated. Amendments to this Standard will bemade only after processing accordin

32、g to the Standards writing procedures byboth Canadian Standards Association and Underwriters LaboratoriesIncorporated.The most recent designation of ANSI/UL 1472 as an American National Standard(ANSI) occurred on June 16, 2006 and covers the first edition including revisionsthrough June 19, 2006. Th

33、e ANSI approval does not include the Cover Page,Transmittal, Title Page, Appendix A, or Appendix B. Approval of ANSI/UL 1472as an American National Standard is maintained using the continuousmaintenance process. Comments or proposals for revisions on any part of theStandard may be submitted to UL at

34、 any time.Revisions of this Standard will be made by issuing revised or additional pagesbearing their date of issue. A UL Standard is current only if it incorporates themost recently adopted revisions, all of which are itemized on the transmittal noticethat accompanies the latest set of revised requ

35、irements.ISSN 0317-5669Copyright 1996Canadian Standards AssociationAll rights reserved. No part of thispublication may be reproduced in anyform whatsoever without the priorpermission of the publisher.ISBN 1-55989-944-1Copyright 1996, 2006Underwriters Laboratories Inc.UL COPYRIGHTED MATERIAL NOT AUTH

36、ORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULCONTENTSPreface .51 Scope .112 Definitions .113 General requirements .123.1 Components .123.2 Normative references .133.3 Units of measurement .144 Construction .144.1 Polymeric materials .144.2 Actuating member .14A4.3 Spacing

37、s .14A4.4 Means for mounting .14C4.5 Current-carrying parts .14C4.6 Grounding and bonding .164.7 Switches .16A4.8 Flush-device cover plates .16B4.9 Touch dimmers .16B5 Tests .185.1 Test conditions .185.2 Test loads .185.3 Overload tests .205.4 Endurance test .20A5.5 Temperature test .215.6 Dielectri

38、c voltage-withstand test .235.7 Air-gap switch test .235.8 Security of lead test .245.9 Torque and pull-out tests .245.10 Limited short-circuit test .245.11 D-C offset test .255.12 Mold stress-relief distortion test .255.13 Leakage current test for touch dimmers .255.14 Grounding and bonding conductor test .266 Manufacturing and production tests .