NF EN 61643-21/A1
Collections
National standards and national normative documents
Publication date
June 2009
Number of pages
26 p.
Reference
NF EN 61643-21/A1
ICS Codes
29.240.10 Substations. Surge arresters
Classification index
C61-744-21/A1
Print number
1 - 29/06/2009
International kinship
European kinship
EN 61643-21/A1:2009