Safety of power converters for use in photovoltaic power systems - Part 1: General requirements (IEC 62109-1:2010); German version EN 62109-1:2010, Corrigendum to DIN EN 62109-1 (VDE 0126-14-1):2011-04
Photovoltaic cells - Part 1: Measurement of light-induced degradation of crystalline silicon photovoltaic cells (IEC 63202-1:2019); German version EN IEC 63202-1:2019