This is Amendment 1 to IEC 60099-4-2004 (Surge arresters - Part 4:Metal-oxide surge arresters without gaps for a.c. systems)
IEC 60099-4:2004/AMD1:2006 history
2014IEC 60099-4:2014 Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems
2009IEC 60099-4:2004/AMD2:2009 Amendment 2 - Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems
2009IEC 60099-4:2009 Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems
2006IEC 60099-4:2004/AMD1:2006 Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems; Amendment 1
2006IEC 60099-4:2006 Parafoudres - Partie 4: Parafoudres A Oxyde Metallique Sans Eclateur Pour Reseaux A Courant Alternatif (Edition 2.1; Consolidated Reprint)
2004IEC 60099-4:2004 Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems
1970IEC 60099-4:1991/AMD2:2001 Amendment 2 - Surge arresters - Part 4: Metal oxide surge arresters without gaps for a.c. systems
2001IEC 60099-4:2001 Surge Arresters - Part 4: Metal-Oxide Surge Arresters without Gaps for a.c. Systems (Edition 1.2; Edition 1: 1991 Consolidated with Amendment 1: 1998 AND 2: 2001)
1970IEC 60099-4:1991/AMD1:1998 Amendment 1 - Surge arresters - Part 4: Metal oxide surge arresters without gaps for a.c. systems
1998IEC 60099-4:1998 Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems
1991IEC 60099-4:1991 Surge arresters; part 4: metal-oxide surge arresters without gaps for a.c. systems