NF EN 61643-21
Collections
National standards and national normative documents
Publication date
November 2001
Number of pages
61 p.
Reference
NF EN 61643-21
ICS Codes
29.240.10 Substations. Surge arresters
Classification index
C61-744-21
Print number
1 - 27/12/2001
International kinship
IEC 61643-21:2000
European kinship
EN 61643-21:2001