EUROPEANSTANDARDNORMEEUROPÉENNEEUROPÄISCHENORMEN12622April2001ICS25.120.10EnglishversionSafetyofmachinetools-HydraulicpressbrakesSécuritédesmachines-outils-PressesplieuseshydrauliquesSicherheitvonWerkzeugmaschinen-HydraulischeGesenkbiegepressenThisEuropeanStandardwasapprovedbyCENon7March2001.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom.EUROPEANCOMMITTEEFORSTANDARDIZATIONCOMITÉEUROPÉENDENORMALISATIONEUROPÄISCHESKOMITEEFÜRNORMUNGManagementCentre:ruedeStassart,36B-1050Brussels©2001CENAllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENnationalMembers.Ref.No.EN12622:2001E(normative)Calculationofminimumsafetydistances........................................................................34AnnexB(normative)Theresponsetimeofthepressbrakestoppingperformance........................................36AnnexC(informative)Exampleofredundantandmonitoredhydrauliccontrolcircuitsforadownstrokingpressbrake..................................................................................................................................37AnnexD(informative)Conditionsfornoisemeasurementofpressbrakes.....................................................38AnnexE(informative)Theconnectionofthestoppingtimemeasurementequipmentduringpressbrakeconstruction........................................................................................................................................................39AnnexF(informative)Sidesafeguardingformanuallyfedpressbrakes.........................................................40AnnexG(informative)Markings.......................................................................................................................41AnnexZA(informative)RelationshipofthisdocumentwithECDirectives.......................................................42Bibliography.......................................................................................................................................................43(s).ForrelationshipwithECDirective(s),seeinformativeAnnexZA,whichisanintegralpartofthisstandard.AnnexesAandBtothisstandardarenormative,whereasannexesCtoGandZAareinformative.Thisstandardalsocontainsa“Bibliography”.AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowingcountriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland,Fran