UL 514C-1996 Nonmetallic Outle T Boxes, Flush-Device Boxes, and Covers.pdf

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1、UL 514CISBN 0-7629-0116-0Nonmetallic Outlet Boxes,Flush-Device Boxes, andCoversUnderwriters Laboratories Inc. (UL)333 Pfingsten RoadNorthbrook, IL 60062-2096UL Standard for Safety for Nonmetallic Outlet Boxes, Flush-Device Boxes, and Covers, UL 514CThird Edition, Dated December 26, 1996Revisions: Th

2、is Standard contains revisions through and including March 13, 2007.Summary of TopicsIn accordance with the postponement of effective date announcement dated October 16, 2006,the effective date for paragraphs 29.2.1 and 29.2.3 has been changed from July 18, 2007 to July16, 2008.UL Standards for Safe

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4、g 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 reformatting of the Standard.Text that has been changed in any manner is marked with a vertica

5、l line in the margin. Changes inrequirements are marked with a vertical line in the margin and are followed by an effective date noteindicating the date of publication or the date on which the changed requirement becomes effective.The following table lists the future effective dates with the corresp

6、onding item.Future Effective Date ReferencesJuly 16, 2008 29.2.1 and 29.2.3The revisions dated March 13, 2007 include a reprinted title page (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 no

7、te on the title page of this Standard outlining the procedures to be followedto retain the approved text of this ANSI/UL Standard.As indicated on the title page (page1), this UL Standard for Safety has been adopted by the Departmentof Defense.The UL Foreword is no longer located within the UL Standa

8、rd. 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:/ master for this Standard at ULs Northbrook Office is the official document insofar as it relates to aUL service and

9、the compliance of a product with respect to the requirements for that product and service,or if there are questions regarding the accuracy of this Standard.MARCH 13, 2007 UL 514C tr1ULs Standards for Safety are copyrighted by UL. Neither a printed copy of a Standard, nor the distributiondiskette for

10、 a Standard-on-Diskette and the file for the Standard on the distribution diskette should bealtered in any way. All of ULs Standards and all copyrights, ownerships, and rights regarding thoseStandards shall remain the sole and exclusive property of UL.All rights reserved. No part of this publication

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14、ty for any damage ever exceed the price paid forthis Standard, regardless of the form of the claim.UL will attempt to answer support requests concerning electronic versions of its Standards. However, thissupport service is offered on a reasonable efforts basis only, and UL may not be able to resolve

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18、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 Standard may only be accessed by one userat a time and for which there is no possibility of multiple concurrent access.If a multiple-user version electr

19、onic Standard was purchased, one copy of the Standard may be stored ona single LAN file-server, or on the permanent storage device of a multiple-user computer, or on an Intranetserver. The number of concurrent users shall not exceed the number of users authorized.Electronic Standards are intended fo

20、r 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 printed from eachsingle-user version of an electronic Standard. Only one copy of the Standard may be printed for eachauthorized user of a multiple-user versi

21、on of an electronic 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 purchas

22、ing a UL Standard can make a copy of the page or pages beingviewed for their own fair and/or practical internal use.MARCH 13, 2007 UL 514Ctr2The requirements in this Standard are now in effect, except for those paragraphs, sections, tables, figures,and/or other elements of the Standard having future

23、 effective dates as indicated in the note following 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.A change in an effective date is indicated by a note

24、following the affected item, and giving both theprevious effective date and the new date the requirement becomes effective.New product submittals made prior to a specified future effective date will be judged under all of therequirements in this Standard including those requirements with a specified

25、 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 requirements in thisStandard will be required as a condition of continued Listing

26、and Follow-Up Services after the effectivedate, and understanding of this should be signified in writing.Copyright 2007 Underwriters Laboratories Inc.MARCH 13, 2007 UL 514C tr3This Standard consists of pages dated as shown in the following checklist:Page Date1.March 13, 20072-4B .January 31, 20055-6

27、B .December 20, 20067.January 31, 20058.November 13, 20029-10B .January 31, 200511.December 26, 199612-13 .June 4, 200114-16B .January 31, 200517.November 13, 200218-18B.June 4, 200119-20A.November 13, 200220B.January 31, 200521-22 .June 4, 200122A.January 31, 200522B .March 13, 200723.January 31, 2

28、00524-26A.June 4, 200126B.November 13, 200226C-26D .June 4, 200127.November 13, 200228.June 4, 200129.February 25, 200030-31 .December 26, 199632-32B.November 13, 200233.June 4, 200134-36 .November 13, 200236A-36B .June 4, 200137-38 .January 31, 200539-42 .November 13, 200243-44B .January 31, 200545

29、-49 .December 20, 199950-52 .December 26, 199653-55 .June 4, 200156-57 .December 26, 199658-59 .December 20, 199960-61 .June 4, 200162.December 26, 199663-64 .June 4, 200165.December 26, 199666.December 20, 199967.June 4, 200168.November 13, 200269.December 20, 199970-70A .January 31, 200570B.June 4

30、, 200171.February 25, 200072-72B .January 31, 200573-74 .November 13, 2002MARCH 13, 2007 UL 514Ctr4SA1-SA2 .November 13, 2002SA3-SA4 .December 20, 2006SB1-SB10 .December 20, 2006SR1-SR2 .July 18, 2005MARCH 13, 2007 UL 514C tr5MARCH 13, 2007 UL 514Ctr6No Text on This PageDECEMBER 26, 1996(Title Page

31、Reprinted: March 13, 2007)1UL 514CStandard for Nonmetallic Outlet Boxes, Flush-Device Boxes, and CoversFirst Edition August, 1979Second Edition October, 1988Third EditionDecember 26, 1996The most recent designation of ANSI/UL 514C as an American National Standard(ANSI) occurred on December 19, 2006.

32、 The ANSI approval for this standarddoes not include the cover page, transmittal pages, or title page.This ANSI/UL Standard for Safety, which consists of the Third Edition withrevisions through December 20, 2006, is under continuous maintenance,whereby each revision is ANSI approved upon publication

33、.An effective date included as a note immediately following certain requirementsis one established by Underwriters Laboratories Inc. and is not included as partof the ANSI standard.The Department of Defense (DoD) has adopted UL 514C on August 17, 1989.The publication of revised pages or a new editio

34、n of this Standard will notinvalidate the DoD adoption.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 noticeth

35、at accompanies the latest set of revised requirements. Comments or proposalsfor 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-LineCollaborative Standards Development System (CSDS) at http:/.ISBN 07629-0116-0COPYRIGHT 1979, 2007 UNDERWRITERS LABORATORIES INC.ANSI/UL 514C-2006JANUARY 31, 2005UL 514C2No Text on This PageCONTENTSINTRODUCTION1 Scope .72 Terminology .73 Glossary .74 Units of Measurement .9BOXES AND COVERSCONSTRUCTION5 General .