Cross References:EN 61508EN 61508-4:2010EN 61508-1:2010EN 61165:2006EN 60812:2006EN 61025:2007EN 61078:2006EN 61511-3:2004EN 61703:2002IEC 60050-191:1990IEC 61508IEC 60050-151:2001IEC 60050-111:1996IEC 60050-111:1996/AMD1:2005IEC 60050-351:2006IEC 61508-4:2010IEC 61508-1:2010ISO/IEC 15909-1IEC 61165:2006EN 50126: 2001IEC 60812:2006IEC 61025:2006IEC 61078:2006IEC 61511-3:2003IEC 61703:2001All current amendments available at time of purchase are included with the purchase of this document.