50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks Aug 21, 2026
CENELEC
CLC/TC 82 Solar photovoltaic energy systems
European Norm
Draft
IN_DEVELOPMENT
FprEN IEC 63409-1:2026
50.20
Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Aug 21, 2026