Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 1: General requirements (IEC 61508-1:1998 + Corrigendum 1999); German version EN 61508-1:2001
German title
Funktionale Sicherheit sicherheitsbezogener elektrischer/elektronischer/programmierbarer elektronischer Systeme - Teil 1: Allgemeine Anforderungen (IEC 61508-1:1998 + Corrigendum 1999); Deutsche Fassung EN 61508-1:2001
Please get in touch with the relevant contact person at DIN if you have problems understanding the content of the standard or need advice on how to apply it.