ul warns of potentially hazardous dual-mode led tubes ... · MAXLITE WEBINARS: DUAL MODE LED RETROFIT TUBES RAISE SAFETY CONCERNS Introduction: “Dual Mode” T-8 LED retrofit tubes

ULWARNSOFPOTENTIALLYHAZARDOUSDUAL-MODELEDTUBES– JULY27,2017

MAXLITEWEBINARS:Agenda• WhatareTypeA,B,andCTubes?• Whatisa“Dual-Mode”or“Hybrid”Tube?• HowdoesULtreatthedifferenttubetypes?• DangersPosedByDual-ModeLEDTubes• PublicAwareness• ULWarning• MaxLite’sLEDTubeofferings• Q&A

Speaker:GregGalluccio– VP,ProductManagementEngineering

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DUALMODELEDRETROFITTUBESRAISESAFETYCONCERNS

Introduction:“DualMode”T-8LEDretrofittubeshavebeenincreasinginpopularityintheLEDlightingmarketplace.Theyaretypicallysoldasa“one-size-fits-all”solution,makingitdifficulttosellagainstifyouareofferinga“SingleMode”product.

ThetypicalsalespitchfortheDual-Modetubeisthatthereisnoneedforaballastbypasswheninstalling.Allittakesisaneasydirectretrofitintoanexisting4-ftFluorescentT8fixturewithanelectronicballast,andit’sreadytogo.Andlater,oncetheballastgoesout,youcanbypasstheballastanddirectwire.Therewillbenoneedtopurchasenewballasts.Thismightsoundcompelling,especiallyonalargevolumeproject.

However,theDualModeproductsoftenposesafetyhazardsthatarenotwellknowninthemarketplacebut,ifknown,wouldlikelybeaverysignificantfactorinthebuyingdecision.

ThepurposeofthiswebinaristoalertMaxLitepersonnelto,andtoprovidedetailconcerning,theseissues.

Ifthereareanyquestions,pleasecontactGregGalluccio,VP,ProductManagement&Engineering,orZvi Raskin,GeneralCounsel.

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WHATARETYPE“A,”TYPE“B,”TYPE“C”TUBESTypeA:BallastCompatible

Description:Installsdirectlyontoexistingfluorescentballast

Advantages:EaseofinstallationNomodificationtofixture

Disadvantages:LowestefficiencyLifetimeislimitedbytheballastTubesmustbetestedforcompatibilitywithexistingballastLimiteddimmingandcontrolcapabilities

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WHATARETYPE“A,”TYPE“B,”TYPE“C”TUBESTypeB:Bypass

Description:Existingballastisremovedfromcircuit,tubeconnectsdirectlytomainsvoltage

Advantages:MoreefficientthantypeAGenerallylongerlifetimevs.typeA

Disadvantages:Installationrequiresfixturemodificationandre-labellingMayrequiresocketreplacement(shuntedvs.non-shunted)Limiteddimmingandcontrolcapabilities

TypeBTubescomeintwodifferentpossibleconnectiontypes!

Single-endedvs.Double-ended

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WHATARETYPE“A,”TYPE“B,”TYPE“C”TUBESTypeC:ExternalDriver

Description:Existingballastisremovedfromcircuit.Newexternaldrivermountedinplaceofexistingballast.

Advantages:Mostefficientoption– externaldriverisnotlimitedtosizeconstraintsinsidetube,canbehighlyefficientandincorporatesophisticateddimmingandcontrolcircuits

Longestlifespan,bestmaintenance– noheatingissuesbecausedriverisnotcoupledtoLED’s(heatsource).DriverandTubescanbereplacedseparately.

Disadvantages:Installationrequiresfixturemodificationandre-labellingSlightlymoreexpensivethanTypeAorB

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DUALMODE(OR“HYBRID”)TypeA&Bcombinedinasingletube

Description:CanbeinstalledaseitherTYPEAorTYPEB.Somecanalsobeinstalledineithersingle-endedordouble-endedwheninbypassmode.

Advantages:SingleSKUcanbeinstalledasdesired

Disadvantages:Serioussafetyand/orliabilityconcernsSubjecttomis-useDeceptivemarketingpracticesandmis-information

NOTRECOMMENDED!

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HOWADUALMODETUBEISCERTIFIEDManufacturersubmitsthetubetoULforListingunderUL1993(Self-ballastedLamps)asaballastcompatibletube

Manufacturerthensubmitsthesametube(eitherwiththesamemodelnumberoradifferentmodelnumber)toULforClassificationunderUL1598C(RetrofitKitsforLightingFixtures)

ThisprocedureisacceptabletoUL,andULcurrentlyhaslittleornocontroloverthispractice.

Thedual- modetubecanbemarkedeitherTypeA,TypeBorTypeA/B.ThisisalsocurrentlyacceptabletoUL.

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HOWADUALMODETUBEISCERTIFIED

L

ACInput

N

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WHATABOUTREBATES?Currently,therearedifferentrebatesassociatedwithTypeA,TypeBandTypeCtubes.SomeutilitieswillnotcertifyeitherTypeAorTypeBtubesandwillonlyacceptTypeCtubes.

SomearerebatingonlyTypeA

OthersarerebatingonlyTypeB

Buthowdoestheutilityknowwhattypeoftubeit’sgetting?

POTENTIALRISK:IfautilitydeterminesthatatubeisbothTypeAandTypeB,butonlyoffersarebateforoneofthetwotypes,therebatemaybewithheld.

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PROBLEMS– NONCOMPLIANCEIfthedual-modetubeisonlymarked“TypeA”andprovidedwithaULListingMark,thetubeshouldbeinstalleddirectlytotheballast.However,thetubesaremarketedasbeingabletoinstallaseithertype.Inaddition,somesellersrecommendthatthefixturebere-wiredfromTypeAtoTypeBintheeventtheballastfailsatsomelaterdate.

Usuallyinthiscase,thetubeisnotsoldasakit,butasafinishedgood.Thismeansthatnoneofthewarninglabelsorothermaterialsrequiredundertheretrofitclassificationcertificationwillbeprovidedwiththetube.Ifitistheninstalledinballastbypassmode,threemajorproblemsoccur.

1. TheULListingonthefixturewillbevoided,leavingthebuildingownerliableforanyproblemsthatcouldoccur.

2.ThefixturewillbewiredasaTypeBconfiguration,butthelampwillbemarkedTypeA.

3.Theactualwiringmode(single-endedordouble-ended)willnotbeknownbytheenduser.

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PROBLEMS– POSSIBLESHOCKHAZARDMaxLiteengineeringcannotconfirmthatadual-modetubeswiththecapabilitytoconnectineithersingleordouble-endedconfigurationscanmeetUL’sshockhazardrequirementsperUL1598C.Itisourbeliefthattheseproductsweretestedwithacertaincircuitdesigninbypassmode,andadifferentcircuitdesignindirect-fitmode.Thiswouldallowtheproducttopassbothtests.Howeverproductionproductsmaybeusingacircuitdesignthatdoesnotpassthetest.Thishasbeenconfirmedbyourinternaltesting.

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PROBLEMS– POSSIBLEFIREHAZARDMaxLiteisawareofseveralfiresinvolvingdual-modetubesmanufacturedbyJamesIndustries.

JamesIndustryDual-ModeT-8ReplacementTubeModelNo.ZY-T8-18W1200BIXXinwhichtheHOAfirebegan(causeunderinvestigation).

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“ULWarnsofPotentiallyHazardousDirectReplacementLEDTubeLamps(ReleaseNo.17PN-07)”NORTHBROOK,Ill.,July5,2017— ThefollowingisanotificationfromULthattheDirectReplacementLEDTubelampidentifiedbelowbearsanunauthorizedULMarkfortheUnitedStatesandCanadaandmayposeafirehazard.TheLEDlampdoesnotcomplywithULStandardsforSafetyandisnotauthorizedtobeartheULMarkfortheUnitedStatesandCanada.

NameofProduct: DirectReplacementLEDTube,Model:ZY-T8-18W1200BIXX

Units: Approximately1000

Manufacturer: JamesIndustryGroupLLC

DateofManufacture: 2014

Hazard: Productmayoverheatorcausethefluorescentballasttooverheat,posingapotentialfirehazard.

Identification: Ontheproduct:TheproductbearsanunauthorizedULMark:

Source:http://www.ul.com/newsroom/publicnotices/ul-warns-of-potentially-hazardous-led-tube-lamps/

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WHATMAXLITEISDOINGMaxLitehassubmittedaformalproposaltoUL1993requiringDual-ModetubestobemarkedasTypeA/B

ThisproposaliscurrentlyunderreviewbytheUL1993standardscommitteeandisexpectedtobeadopted.

MaxLitehasdraftedawhitepaperdetailingthepotentialhazardsandliabilityconcernsassociatedwithTypeA/Bdual-modetubesandsubmittedittoNEMAforpublicationasanofficialNEMAdocument.NEMAiscurrentlyreviewingthedocumentandisexpectedtopublishitshortly.

MaxLiteisworkingwithUtilitiesandotherstakeholderstodriveawarenessofthepotentialissuesassociatedwithdual-modetubes

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WHATAREEXAMPLESOFTHEDUAL-MODELEDRETROFITTUBESTHATARECURRENTLYBEINGSOLD?•JamesIndustries’“MagicTube”(NotethatJamesIndustrieshasgonethroughseveralnamechangesandmanufacturesandsellsLEDtubesundervariousnames.NamesassociatedwithJamesIndustriesincludeDongguanPanAmericanElectronicCo.,Ltd,JamesIndustryGroupCo.,Ltd.,JamesTradingCompanyLtd.,AxisLedGroupandAElectronicsCoLtd.)

•Aleddra’s “SureFit”•EiKO’s “LEDT8DualModeReplacementLamp”•Ledtronics’“LEDT8Ballast-Ready/DualModeTubeLights”•ABBLighting’s(AboveAllOthers)“DualModelTechnologyLEDT8GlassTube”•SuperLighting’s“DualMode”retrofitLEDT8tubelamp•RetrofitLighting’s“T8dualmodeLEDtubes”•HyLite’s (adivisionofARVA)“Dual-ModeDeluxeTube”•Emium Lighting’s“dualmodeLEDT8’s”•Louvers’“AllPurposeT8LEDReplacementTube”•NormanLamps’“Hybrid”LEDT8Tubes”•CostlessLighting’s“DualModeHybridLED”

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WHATTYPESOFTUBESDOESMAXLITEMANUFACTURE?

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THANKSFORATTENDING!QUESTIONS/ANSWERS

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