CSA C22 2 NO 41-2013 Grounding and bonding equipment (Sixth Edition).pdf

1、C22.2 No. 41-13Grounding and bonding equipmentLegal 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 volunteers representing var

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16、800-463-6727 or 416-747-4044.Copyright 2013 Underwriters Laboratories Inc.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 re

17、main the sole and exclusive property of UL.This ANSI/UL Standard for Safety consists of the Tenth edition. The most recent designation ofANSI/UL 467 as an American National Standard (ANSI) occurred on March 22, 2013. ANSI approvalfor a standard does not include the Cover Page, Transmittal Pages, Tit

18、le Page, or effective dateinformation.The Department of Defense (DoD) has adopted UL 467 on June 12, 1987. 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

19、any time.Proposals should be submitted via a Proposal Request in ULs On-Line Collaborative StandardsDevelopment System (CSDS) at http:/.To purchase UL Standards, visit Comm 2000 at http:/m- call toll-free 1-888-853-3503.CONTENTSPreface .61 Scope .82 Reference publications 83 Units of measurement 104

20、 Definitions 105 Components 116 Construction .116.1 General 116.2 Protective-type ground clamps 126.3 Strap-type clamps .136.4 Protection against corrosion 136.5 Ground clamps 146.6 Bushings .156.7 Fittings .156.8 Water-meter shunts 166.9 Armored grounding wire 166.10 Grounding electrodes .166.11 Gr

21、ound mesh 196.12 Miscellaneous devices 197 Test requirements 197.1 Wire connectors .197.2 Tightening force for ground clamps 197.3 Pull protective-type ground clamp 207.4 Grounding and bonding devices with throat liners .207.5 Short-time current .207.6 Thickness of protective coating 207.7 Rod elect

22、rodes 217.8 Coating integrity .217.9 Temperature conditioning (communications strap-type clamp) .217.10 Grounding and bonding devices for the termination of armor 218 Sampling requirements .218.1 Wire connectors .218.2 Tightening force for ground clamps 228.3 Pull protective-type ground clamp 228.4

23、Grounding and bonding devices with throat liners .228.5 Short-time current .228.6 Thickness of protective coating 228.7 Rod electrodes 228.8 Coating integrity .238.9 Temperature conditioning (communications strap-type clamp) .238.10 Grounding and bonding devices for the termination of armor 239 Test

24、 methods 239.1 Wire connectors .239.2 Tightening force for ground clamps 239.3 Pull protective-type ground clamp 249.4 Grounding and bonding devices with throat liners .249.5 Short-time current .249.6 Thickness of protective coating 259.7 Rod electrodes 27MARCH 22, 2013 NMX-J-590-ANCE CSA C22.2 NO.

25、41-13 UL 467 39.8 Coating integrity .279.9 Temperature conditioning (communications strap-type clamp) .279.10 Grounding and bonding devices for the termination of armor 2710 Marking, labeling, and packaging .27Annex A (Normative United States and Mexico only) Hospital Grounding EquipmentA.1 General

26、.37A.2 Construction .37A.2.1 Cord .37A.2.2 Field-wiring terminals and leads .37A.2.3 Grounding jacks .38A.2.4 Samples 38A.3 Performance 38A.3.1 Contact resistance .38A.3.2 Endurance 38A.3.3 Strain relief .39A.3.4 Flame resistance 39A.3.5 Dielectric voltage withstand .39A.3.6 Accelerated aging .39A.4

27、 Marking .39Annex B (informative) French translations and markings (See Clause 10.)Annex C (Normative United States only) Protector Grounding Conductor For Use inCommunications CircuitsINTRODUCTIONC.1 Scope 41CONSTRUCTIONC.2 Conductors 41C.3 Covering 41C.4 Marking .42C.4.1 General 42C.4.2 Month and

28、year of manufacture .43C.4.3 Multiple manufacturing locations .43PERFORMANCEC.5 Physical properties .43C.6 Flammability .43MARCH 22, 2013NMX-J-590-ANCE CSA C22.2 NO. 41-13 UL 4674Annex D Normative Exothermic Welding Connection Systems (Normative)INTRODUCTIOND.1 Scope 44CONSTRUCTIOND.2 General .44D.3

29、 Markings 44D.4 Installation instructions .44PERFORMANCED.5 Short-time current 45D.6 Mechanical sequence 45MARCH 22, 2013 NMX-J-590-ANCE CSA C22.2 NO. 41-13 UL 467 5PrefaceThis is the harmonized ANCE, CSA Group, and UL Standard for Grounding and Bonding Equipment. It isthe first edition of NMX-J-590

30、-ANCE, the sixth edition of CSA C22.2 No. 41, and the tenth edition of UL467. This edition of CSA C22.2 No. 41 supersedes the previous edition published in 2007. This edition ofUL 467 supersedes the previous edition published in 2007.This harmonized standard was prepared by the Association of Standa

31、rdization and Certification (ANCE),the CSA Group, and Underwriters Laboratories Inc. (UL). The efforts and support of the TechnicalHarmonization Committee for Connectors, of the Council on the Harmonization of ElectrotechnicalStandards of the Nations of the Americas (CANENA), are gratefully acknowle

32、dged.This Standard is considered suitable for use for conformity assessment within the stated scope of theStandard.This standard was reviewed by the CSA Integrated Committee on Electrical Connectors, under thejurisdiction of the CSA Technical Committee on Wiring Products and the CSA Strategic Steeri

33、ngCommittee on Requirements for Electrical Safety, and has been formally approved by the CSA TechnicalCommittee.This standard has been approved by the American National Standards Institute (ANSI) as an AmericanNational Standard.Where reference is made to a specific number of samples to be tested, th

34、e specified number is to beconsidered a minimum quantity.Note: Althoughtheintendedprimaryapplicationofthisstandardisstatedinitsscope,itisimportanttonotethatitremainsthe responsibility of the users of the standard to judge its suitability for their particular purpose.Level of harmonizationThisstandar

35、dusestheIECformatbutisnotbasedon,norisitconsideredequivalentto,anIECstandard.This standard is published as an equivalent standard for ANCE, CSA Group and UL.Anequivalentstandardisastandardthatissubstantiallythesameintechnicalcontent,exceptasfollows:Technical national differences are allowed for code

36、s and governmental regulations as well as thoserecognizedasbeinginaccordancewithNAFTAArticle905,forexample,becauseoffundamentalclimatic,geographical, technological, or infrastructural factors, scientific justification or the level of protection thatthe country considers appropriate. Presentation is

37、word for word except for editorial changes.Reasons for differences from IECThe Technical Harmonization Committee identified one IEC standard, IEC 60364-5-54, that addressesgrounding and bonding equipment included in the scope of this Standard, Electrical installations ofbuildings Part 5-54: Selectio

38、n and erection of electrical equipment Earthing arrangements, protectiveconductors and protective bonding conductors. This standard addresses the earthing arrangements,protectiveconductors,andprotectivebondingconductorsinordertosatisfythesafetyrequirementsoftheelectrical installation. It has the sta

39、tus of a basic safety publication in accordance with IEC Guide 104.MARCH 22, 2013NMX-J-590-ANCE CSA C22.2 NO. 41-13 UL 4676The IEC standards for grounding and bonding equipment are recognized as being generally systemspecific. The THC determined that the safe use of grounding and bonding equipment i

40、s dependent on thedesign and performance of the grounding and bonding equipment in relation to the North Americanelectrical codes with which they are intended to be installed.InterpretationsThe interpretation by the standards development organization of an identical or equivalent standard isbased on

41、 the literal text to determine compliance with the standard in accordance with the proceduralrules of the standards development organization. If more than one interpretation of the literal text has beenidentified, a revision is to be proposed as soon as possible to each of the standards developmento

42、rganizations to more accurately reflect the intent.ANCE effective dateThe effective date for ANCE will be announced through the Diario Oficial de la Federacin (OfficialGazette) and is indicated on the cover page.CSA Group effective dateThe effective date for CSA Group will be announced through CSA I

43、nforms or a CSA Group certificationnotice.UL effective dateAs of March 22, 2013, all products Listed or Recognized by UL must comply with the requirements in thisstandard except for annexes in the following list, which are effective March 22, 2016.Annex C and Annex DA UL effective date is one establ

44、ished by Underwriters Laboratories Inc. and is not part of the ANSIapproved standard.MARCH 22, 2013 NMX-J-590-ANCE CSA C22.2 NO. 41-13 UL 467 71 Scope1.1 This Standard applies to grounding and bonding equipment for use in accordance with the CanadianElectrical Code, Part I, CSA C22.1, in Canada, the

45、 National Electrical Code, NFPA 70, in the UnitedStates, or the Standard for Electrical Installations, NOM-001-SEDE, in Mexico.1.2 This Standard applies to the following grounding and bonding equipment:a) ground clamps, bonding devices, grounding bushings, water-meter shunts, groundingelectrodes, an

46、d the like used in a grounding system;b) equipment for making electrical connections betweeni) the grounding conductors used in electrical power systems, non-current-carryingmetal parts of electrical equipment, armored grounding wires, metal raceways, and thelike; andii) grounding electrodes;c) equi

47、pment for making electrical connections betweeni) the grounding conductors used in telecommunications systems such as telephone,radio, CATV, network power broadband, and the like; andii) grounding electrodes;d) hospital grounding jacks and mating grounding cord assemblies (for Mexico and the UnitedS

48、tates, see Annex A);e) bonding devices for making electrical connections betweeni) the hex head of a brass fitting used in a piping system in accordance with 250.104 ofNFPA 70; andii) the grounding electrodes; andf) intersystem bonding terminations for connecting intersystem bonding and groundingcon

49、ductors for other systems in accordance with NFPA 70.Notes:1) In Canada, “hospital grounding jacks” are not defined in CSA C22.1, Canadian Electrical Code, Part I.2) In Canada, mating ground cord assemblies are covered in CSA C22.2 No. 21 and CSA C22.2 No. 42.2 Reference publicationsFor undated references to S