What is IEC 61508?

​IEC 61508 is the international standard for electrical, electronic and programmable electronic safety related systems. ... It sets out the requirements for ... HOME Aboutus Meetingdates Joinus ParticipationRules CASS Introduction Self-Declaration AccreditedCertification History News Downloads Members Knowledge WhatisFunctionalSafety WhatisIEC61508 CompetenceGuidelines FunctionalSafetyStandardsDevelopment FAQ WhatisIEC61508? ​IEC61508istheinternationalstandardforelectrical,electronicandprogrammableelectronicsafetyrelatedsystems. IEC61508:2010waspublishedasEdition2in2010 Itsetsouttherequirementsforensuringthatsystemsaredesigned,implemented,operatedandmaintainedtoprovidetherequiredsafetyintegritylevel(SIL).FourSILsaredefinedaccordingtotherisksinvolvedinthesystemapplication,withSIL4beingusedtoprotectagainstthehighestrisks.Thestandardspecifiesaprocessthatcanbefollowedbyalllinksinthesupplychainsothatinformationaboutthesystemcanbecommunicatedusingcommonterminologyandsystemparameters. Thestandardisineightparts: IEC61508-0,FunctionalsafetyandIEC61508 IEC61508-1,Generalrequirements IEC61508-2,RequirementsforE/E/PEsafety-relatedsystems IEC61508-3,Softwarerequirements IEC61508-4,Definitionsandabbreviations IEC61508-5,Examplesandmethodsforthedeterminationofsafetyintegritylevels IEC61508-6,GuidelinesontheapplicationofIEC61508-2andIEC61508-3 IEC61508-7,Overviewoftechniquesandmeasures IEC61508hasbeenadoptedintheUKasBSEN61508,withthe“EN”indicatingadoptionalsobytheEuropeanelectrotechnicalstandardisationorganisationCENELEC.Otherstandardsarebeingproducedfortheapplicationofthe61508approachtoparticularsectors. SectorspecificstandardsrelatedtoIEC61508include: IEC61511Processindustries IEC61513Nuclearpowerplants IEC62061Machinerysector ISO13849Machinerysector IEC61800-5-2Powerdrivesystems ISO26262Automotivesector IECFunctionalSafety Shareonyoursocialmedia: Site©CopyrightThe61508Association2022. SitebyTheWebsiteBusiness