UL 2018 proposal20100115

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1、DocumentWasDownloadedByDEBBIETAMForUseByNEONLITEELECTRONIC&LIGHTING(HK)LTD10964:3/25/2010-2:54AMSubject2108January15,2010SUMMARYOFTOPICSThefollowingchangesinrequirementstotheStandardforLowVoltageLightingSystems,UL2108,arebeingproposedforpreliminaryreviewandcommentonly:1.ForPrelimi

2、naryReviewOnly:AddexceptiontowiresizeforconductorsinClass2orisolatedLVLEcircuits2.ForPreliminaryReviewOnly:ReviseScopetoalignwithotherlightingstandards3.ForPreliminaryReviewOnly:Addvoltagelimitsforadditionalwaveformsin3.174.ForPreliminaryReviewOnly:Reviseflammabilityratingandmarkingrequire

3、mentsforrecessedhousings5.ForPreliminaryReviewOnly:Reviserequirementsforelectronicpowerunits6.ForPreliminaryReviewOnly:Correctreferencesinrequirementsforexposedbareconductorprotectivedevices7.ForPreliminaryReviewOnly:Correctpreviouserrorinrequirementsforthreadedopeningsforconduit8.ForPrel

4、iminaryReviewOnly:Expandrequirementsforcabletypesforpowerlimitedcableconnections9.ForPreliminaryReviewOnly:RevisefireindicatormaterialforabnormalteststocorrelatewithULandCSAstandards10.ForPreliminaryReviewOnly:Revisemarkingrequirementsforwetlocationluminaires11.ForPreliminaryReviewOnly:Rev

5、iseandclarifyrequirementsforluminairesshippedseparatelyfromthepowerunit12.ForPreliminaryReviewOnly:ClarifytitlesandscopesofPartIIandPartIV13.ForPreliminaryReviewOnly:MiscellaneousrevisionsCOMMENTSDUE:February5,2010Thisproposalisforreviewandcommentonly(noballotatthistime).Pleasenotethatcom

6、mentsonapreliminaryreviewdocumentwillnotreceivearesponsefromtheproposalauthorthroughCSDS.Instead,theproposalauthorwillbeaskedtoreviewthecommentsandadjusttheproposalsand/orULCOPYRIGHTEDMATERIAL–NOTAUTHORIZEDFORFURTHERREPRODUCTIONORDISTRIBUTIONWITHOUTPERMISSIONFROMULSUBJECT2108-2-JANUARY15,

7、2010supportingrationaleastheauthordeterminestobeappropriate.ThepreliminaryreviewprocessisaninformalmechanismthatprovidesauthorswiththeopportunitytorefinetheirproposalsbeforetheyadvancetothenextstageinUL’sstandardsdevelopmentprocess.DocumentWasDownloadedByDEBBIETAMForUseByNEON