1、C22.2 No. 284-16Nonindustrial photoelectric switches for lighting controlLegal Notice for StandardsCanadian Standards Association (operating as “CSA Group”) develops standards through a consensus standards development process approved by the Standards Council of Canada. This process brings together
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18、 this Legal Notice.Standards Update ServiceC22.2 No. 284-16January 2016Title: Nonindustrial photoelectric switches for lighting controlTo register for e-mail notification about any updates to this publication go to shop.csa.ca click on CSA Update ServiceThe List ID that you will need to register for
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20、First EditionCSA GroupCSA C22.2 No. 284-16 First EditionUnderwriters Laboratories Inc.UL 773ASixth EditionNonindustrial Photoelectric Switches for Lighting ControlJanuary 19, 2016ANSI/UL 773A-2016Commitment for AmendmentsThis standard is issued jointly by the Association of Standardization and Certi
21、fication (ANCE), theCanadian Standards Association (operating as “CSA Group”), and Underwriters Laboratories Inc. (UL).Comments or proposals for revisions on any part of the standard may be submitted to ANCE, CSAGroup, or UL at anytime. Revisions to this standard will be made only after processing a
22、ccording to thestandards development procedures of ANCE, CSA Group, and UL. CSA Group and UL will issuerevisions to this standard by means of a new edition or revised or additional pages bearing their dateof issue. ANCE will incorporate the same revisions into a new edition of the standard bearing t
23、he samedate of issue as the CSA Group and UL pages.Copyright 2016Rights reserved in favor of ANCE.ISBN 9781771397322 2016 CSA GroupAll rights reserved. No part of this publication may be reproduced in any form whatsoever without theprior permission of the publisher.This Standard is subject to review
24、 five years from the date of publication, and suggestions for itsimprovement will be referred to the appropriate committee. To submit a proposal for change, pleasesend the following information to inquirescsagroup.org and include Proposal for change in thesubject line: Standard designation (number);
25、 relevant clause, table, and/or figure number; wording ofthe proposed change; and rationale for the change.To purchase CSA Group Standards and related publications, visit CSA Groups Online Store atshop.csa.ca or call toll-free 1-800-463-6727 or 416-747-4044.Copyright 2016 Underwriters Laboratories I
26、nc.ULs Standards for Safety are copyrighted by UL. Neither a printed nor electronic copy of a Standardshould be altered in any way. All of ULs Standards and all copyrights, ownerships, and rights regardingthose Standards shall remain the sole and exclusive property of UL.This ANSI/UL Standard for Sa
27、fety consists of the Sixth Edition including revisions through January 19,2016. The most recent designation of ANSI/UL 773A as an American National Standard (ANSI)occurred on January 19, 2016. ANSI approval for a standard does not include the Cover Page,Transmittal Pages, Title Page (front and back)
28、, or the Preface. The National Difference Page and IECForeword are also excluded from the ANSI approval of IEC-based standards. Any other portions of thisANSI/UL standard that were not processed in accordance with ANSI/UL requirements are noted at thebeginning of the impacted sections.The Department
29、 of Defense (DoD) has adopted UL 773A on June 13, 1989. The publication of revisedpages or a new edition of this Standard will not invalidate the DoD adoption.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 Propos
30、al Request in ULs On-Line Collaborative StandardsDevelopment System (CSDS) at http:/.To purchase UL Standards, visit Comm 2000 at http:/m- or call toll-free 1-888-853-3503.JANUARY 19, 2016NMX-J715ANCE CSA C22.2 NO. 28416 UL 773A4No Text on This PageCONTENTSPREFACE 8INTRODUCTION1 Scope 102 General .1
31、02.1 Components 102.2 Units of measurement 112.3 Undated references 112.4 Normative references 112.5 Definitions 132.6 Suitability for control of loads .132.7 Grounding/Bonding Conductor 13CONSTRUCTION3 Enclosures 143.1 General 143.2 Metal Enclosures 143.3 Polymeric enclosure .163.4 Snap-on covers .
32、174 Accessibility of Uninsulated Live Parts 175 Openings in Enclosure .205.7 Knockouts 226 Provision for Mounting 237 Protection Against Corrosion 238 Supply Connections 248.1 Permanently connected units .248.2 Outlet-box-mounted units .268.3 Cord-connected or direct plug-in units 278.4 Receptacles
33、Incorporated in Equipment 288.5 Direct Plug-in .288.6 Strain relief .308.7 Bushings .309 Bonding/Grounding .309.7 Bonding/Grounding lead requirements .329.8 Bonding/Grounding lead securement 3310 Current-Carrying Parts 3311 Internal Wiring 3312 Spacings 3313 Alternate Spacings Clearances and Creepag
34、e Distances 3413.4 Limited power point determination 3413.5 Printed-wiring board abnormal operation test 3714 Bonding of Internal Parts for Bonding/Grounding .3914.1 General .3914.2 Construction and connection .4115 Polymeric Materials .4216 Coil Windings 4417 Air-Gap Switches .44JANUARY 19, 2016 NM
35、X-J715ANCE CSA C22.2 NO. 28416 UL 773A 5PERFORMANCE18 General 4419 Overload and Endurance Testing - General .4519.1 General .4519.2 Air-gap switch used in series with solid state switching devices 4720 Overload Test 4721 Endurance Test 4922 Temperature Test .5223 Dielectric Voltage-Withstand Test .5
36、524 Operation Test .5625 Abnormal Switching Test 5626 Limited Short-Circuit Test for Solid-State Switching Control 5727 Rain Test 5828 Exposure to Humid Atmospheres .6129 Permanence of Marking Tests 6129.1 Requirements for pressure sensitive labels 6129.2 Oven-aging test 6229.3 Immersion test .6229.
37、4 Standard-atmosphere test .6229.5 Unusual-conditions exposure test 6230 Bonding/Grounding Connection Tests .6230.1 Creep and mold stress relief .6230.2 Overcurrent tests .6330.3 Impedance test 6331 Leakage Current Test .6432 Leakage Current Following Humidity Conditioning Test 6733 Power Supply Abn
38、ormal Tests .6733.1 General .6733.2 Output loading .6833.3 Power supply burnout .6933.4 Power supply abnormal test .7034 Component Breakdown Test .7034.1 Effects on equipment .7034.2 Effects on controlled load .7134.3 Component evaluation 7135 Strain Relief and Lead Securement Tests 7135.1 Strain re
39、lief cord-connected device .7135.2 Lead securement - for self enclosed devices with nipples .7135.3 Lead securement outlet box mounted devices 7136 Knockout Test 7137 Mechanical integrity .7137.1 Impact test for outdoor devices 7137.2 Crush test .7238 Conduit Connection to Enclosure Tests 7238.1 Pol
40、ymeric Enclosures .7238.2 Metallic enclosure threaded opening test 7338.3 Metallic enclosure conduit hub test .7439 Snap-On Cover Test 7440 Tests on 120V Devices with Varistors .7440.3 Test requirements 74MANUFACTURING AND PRODUCTION TESTSJANUARY 19, 2016NMX-J715ANCE CSA C22.2 NO. 28416 UL 773A641 D
41、ielectric Voltage-Withstand Test .75RATINGS, MARKINGS AND INSTRUCTIONS42 Details .7743 Instructions 8344 Marking requirements for minimum outlet box volume .83JANUARY 19, 2016 NMX-J715ANCE CSA C22.2 NO. 28416 UL 773A 7PREFACEThis is the harmonized ANCE, CSA Group, and UL standard for Nonindustrial P
42、hotoelectric Switches forLighting Control. It is the first edition of NMX-J-715-ANCE, the first edition of CSA-C22.2 No. 28416, andthe sixth edition of UL 773A. This edition of UL 773A supersedes the previous edition published onFebruary 10, 2006.This harmonized standard was prepared by the Associat
43、ion of Standardization and Certification, (ANCE),CSA Group and Underwriters Laboratories Inc. (UL). The efforts and support of the TechnicalHarmonization Subcommittee, on the Harmonization of Electrotechnical Standards of the Nations of theAmericas (CANENA), are gratefully acknowledged.The CSA Group
44、 standard also replaces the following Technical Information Letters (T.I.L.), for productscovered in this Standard: TIL No. A-15 Photo-electric switchesThis standard is considered suitable for use for conformity assessment within the stated scope of thestandard.The present Mexican standard was devel
45、oped by the CT 23 Electrical Accesries from the Comite deNormalizacion de la Asociacion de Normalizacion y Certificacion, A.C., CONANCE, with the collaborationof the Electrical of manufactures, manufacturers and users.This standard was reviewed by the CSA Integrated Committee on Wiring Devices, unde
46、r the jurisdictionof the CSA Technical Committee on Wiring Products and the CSA Strategic Steering Committee onrequirements for Electrical Safety, and has been formally approved by the CSA Technical Committee.This standard has been approved by the American National Standards Institute (ANSI) as an A
47、mericanNational Standard.Application of StandardWhere reference is made to a specific number of samples to be tested, the specified number is to beconsidered a minimum quantity.Note: Although the intended primary application of this standard is stated in its scope, it is important to note thatit rem
48、ains the responsibility of the users of the standard to judge its suitability for their particular purpose.Level of HarmonizationThis standard is published as an identical standard for ANCE, CSA Group and UL.An identical standard is a standard that is exactly the same in technical content except for
49、 nationaldifferences resulting from conflicts in codes and governmental regulations. Presentation is word for wordexcept for editorial changes.Reasons for Differences From IECThere is no corresponding IEC standard.JANUARY 19, 2016NMX-J715ANCE CSA C22.2 NO. 28416 UL 773A8InterpretationsThe interpretation by the standards development organization of an identical or equivalent standard isbased on the literal text to determine compliance with the standard in accordance wi
