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AFNOR
NF EN 61643-31
En Vigor
2019-05-03
Low-voltage surge protective devices - Part 31 : requirements and test
methods for SPDs for photovoltaic installations
AFNOR
FD CEN/TR 10350
Anulada
2013-05-15
Analysis of steels and irons . Internal laboratory procedure for
checking the accuracy of an analytical method by using Certified
Reference Materials
AFNOR
AFNOR
NF EN 61325
En Vigor
1995-09-01
Insulators for overhead lines with a nominal voltage above 1000 V.
Ceramic or glass insulator units for D.C. systems. Definitions, test
methods and acceptance criteria.
