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Hi Pot Test Procedure Pdf Download

 
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MessagePosté le: Sam 3 Sep - 19:12 (2016)    Sujet du message: Hi Pot Test Procedure Pdf Download Répondre en citant




Hi Pot Test Procedure Pdf Download > urlin.us/3zigh















































Hi Pot Test Procedure Pdf Download

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But...I...need...to...know...what...is...the...acceptable...range...of...leakage...current....(reply)..James..MazarelloAug..29,..2014Dear..Jigu,I..want..an..insulation..for..instrumentation..purpose..from..readily..available..insulation..polymers..that..can..be..molded..which..has..very..low..leakage..in..the..range..of..femtoamps,..I..am..basicaly..interested..in..measuring..current..in..that..range,..Operating..voltage..is..in..the..range..of..300Vdc..to..1000v..DC...For..Equipment..with..total..area..larger..than..0.1..m2..the..measured..insulation..resistance..times..the..area..of..the..module..shall..not..be..less..than..40..Mm2.TopSafety..precautions..during..HIPOT..TestDuring..a..HIPOT..Test,..There..may..be..at..some..risk..so..to..minimize..risk..of..injury..from..electrical..shock..make..sure..HIPOT..equipment..follows..these..guidelines:The..total..charge..you..can..receive..in..a..shock..should..not..exceed..45..uC.The..total..hipot..energy..should..not..exceed..350..mJ.The..total..current..should..not..exceed..5..mA..peak..(3.5..mA..rms)The..fault..current..should..not..stay..on..longer..than..10..mS.If..the..tester..doesnt..meet..these..requirements..then..make..sure..it..has..a..safety..interlock..system..that..guarantees..you..cannot..contact..the..cable..while..it..is..being..hipot..tested.For..Cable:Verify..the..correct..operation..of..the..safety..circuits..in..the..equipment..every..time..you..calibrate..it.Dont..touch..the..cable..during..hipot..testing.Allow..the..hipot..testing..to..complete..before..removing..the..cable.Wear..insulating..gloves.Dont..allow..children..to..use..the..equipment.If..you..have..any..electronic..implants..then..dont..use..the..equipment...for...examlpe...UPS...is...for...125V...then...you...can...go...upto...500V...Testing....(reply).anbuApr.07,.2015Dear.sirWhat.are.the.drawbacks.of.injecting.DC.voltage(.for.testing.purpose).in.Gas.Insulated.Switchgear..However,...it...is...a...good...practice...to...always...ensure...that...a...product...is...discharged,...regardless...of...the...test...voltage...or...its...nature,...before...it...is...handled.It...applies...the...voltage...gradually....What.is.HIPOT.Testing.(Dielectric.Strength.Test)?..My.question:.Is.there.a.table.of.all.different.voltages.of.transformer.and.the.voltages.to.apply.to.hipot.transformer..6..i...wanna...know...procedure...of...hipot...test...for...panel...busbar...(reply)...rahimiApr...14,...2014hi,i...have...a...question?...we...want...to...start...hipot...test...for...panel...busbar...in...sub...station,how...we...do...it?...(reply)...Himanshu...BeheraMar...29,...2014purpose...of...fault...indication...and...advantages....

Posted.Dec.22.2011.by.jiguparmar.in.Energy.and.Power,.Protection.with.53.Comments.Hi-Pot.test.is.a.contraction.for.high.potential.HV.testing.Hipot.Test.is.short.name.of.high.potential.(high.voltage).Test.and.it.is.also.known.as.Dielectric.Withstand.Test..according.to.this.standard.for.a.5K.cable.is.applied.as.hom.(reply).AdrianSep.17,.2015hipot.dc.surges.tester.are.equal?????.and.dc.withstand.(reply).sivaSep.14,.2015Hi.Sir,Im.design.inductance.coil,.I.need.perform.hipot.test.for.60sec.under.low.current.limit.0.7mA.and.upper.current.5.0mA.with.load.voltage.test.range.2.5kV,.test.voltage.0.5KVac.Now.my.problem.is.i.market.return.unit.fail.hipot.but.during.lab.test.without.load.the.unit.pass.hipot.using.test.range.0.5KVac.and.leak.current.only.0.01mA&Pls.help.(reply).Iqbal.Abbasi.QA.E&ISep.19,.2015Siva.Your.question.is.not.very.clear..This..can..be..done..on..both..types..of..cables?..shielded..and..un-shielded?..7...Most.safety.standards.allow.the.user.to.disconnect.the.Y.capacitors.prior.to.testing.or,.alternatively,.to.use.a.dc.hipot.tester.The.dc.hipot.tester.would.not.indicate.the.failure.of.a.unit.even.with.high.Y.capacitors.because.the.Y.capacitors.see.the.voltage.but.dont.pass.any.current.TopStep.for.HIPOT.TestingOnly.electrically.qualified.workers.may.perform.this.testing.Open.circuit.breakers.or.switches.to.isolate.the.circuit.or.Cable.that.will.be.hi-pot.tested.Confirm.that.all.equipment.or.Cable.that.is.not.to.be.tested.is.isolated.from.the.circuit.under.test.The.limited.approach.boundary.for.this.hi-pot.procedure.at.1000.volts.is.5.ft..The..test..time..for..most..standards,..including..products..covered..under..IEC..60950,..is..1..minute.A..typical..rule..of..thumb..is..110..to..120%..of..2U..+..1000..V..for..12..seconds.TopCurrent..Setting..for..HIPOT..TestMost..modern..hipot..testers..allow..the..user..to..set..the..current..limit...(reply).Manuel.MontielJun.09,.2014Your.article.of.hipot.is.very.good.and.easy.to.digest,.I.would.like.to.contact.you.to.ask.some.direction.to.solve.an.issue..Inadequate..creepage..and..clearance..distances..introduced..during..the..manufacturing..process...Jignesh...Parmar,...We...have...a...new...AC...Hipot...equipment...for...our...instrument...transformers...5kv,...15kv,...35kv....Please..provide..details..for..safety/controls/special..tool..requirement/mating..parts..requirement..while..performing..HIPOT..test..for..cable..harness...He..wants..to..Share..his..experience..&..Knowledge..and..help..technical..enthusiasts..to..find..suitable..solutions..and..updating..themselves..on..various..Engineering..Topics...

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