Plastics Information

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1、QuestionsaplasticcompanycanaskAPCtodeterminewhatmaterialtorecommend1.WhatistheproductType?a.UPSb.SurgeStrip2.WhatMarketswilltheproductsellina.NorthAmericab.Europec.SouthAmerica3.Doestheproductweighmorethan18kG4.Willtheproductbepermanentlymounted/installed?5.Isthepl

2、asticpartusedfor:a.thefireenclosure?b.NEMAreceptaclec.Europeanreceptacled.Supportoflivepartse.Decorativepartf.Internalpart6.Whatisthemaxtemperaturetheplasticpartgetsto?Theresultsofthesequestionswillsendyoudowndifferentpaths.Herearesomegeneralitemsthatwillfillintheb

3、lanksforthecorrectpartdependingontheusagebyAPC:I.Flamerating:Enclosure:UPS94V-1ifnotwallmountableorlessthan18Kg5VBminimumifrackmountableorgreaterthan18Kg.UntilfurthernoticeCSArequires5VASurgeStrip:94V-2forUS/CSAReceptacles:V2minimumforNorthAmerica.V0forEU,or5Vifgre

4、aterthan18KgorrackmountableInternalpart:V2minimumDecorativebezel:HBII.RTIIfwegetabove65CforusetempthenRTImustbethesameasmaxusetemp.ShouldalwaystrytostayclosetoVicat.III.Vicat/HeatDeflection:Again,thisdependsontheapplicationEnclosure:Maxusetemp,plus10C,butnolessthan

5、70C(Moldstressfor7hours)Receptacles:NorthAmerica:Maxusetemp,plus10C,butnolessthan70C(Moldstressfor7hours)Europe:Maxtempplus40C,butnotlessthan125(Balldeflectionfor1hourSupportofliveparts(otherthanreceptacles)NorthAmerica:Maxusetemp,plus10C,butnolessthan70C(Moldstres

6、sfor7hours)Europe:Maxtempplus40C,butnotlessthan125(Balldeflectionfor1hourIV.HWI:NorthAmericaonlyThisisameasureofhowwelltheplasticresistsignitionfromheat.MeasuredbyaPLC(PerformanceLevelCharacteristic)Barspecimenshaveaheaterwirewrappedaroundthemandthetimetoignitionis

7、measured.PLCratingisthenassignedMeanIgnitionTimePLCrating120<=IT060<=IT<120130<=IT<60215<=IT<3037<=IT<3040<=IT<75V.HAI:NorthAmericaonlyThisisameasureofhowwelltheplasticresistscombustioninthepresenceofHighcurrent(32.5A)Arcs:MeasuredbyPLC.Twoelectrodesareallowedtoarc

8、tooneanotheracrossthesurfaceoftheplastic.ThenumberofarcsuntilignitiondeterminesthePLCMeannumberofarcstoignition(NA)PLC120<=NA060<=NA<120130<=NA<6