2020BS EN IEC 60904-9:2020 Photovoltaic devices. Classification of solar simulator characteristics
2008BS EN 60904-9:2007 Photovoltaic devices. Part 9: Solar simulator performance requirements
BS EN IEC 60904-9:2020 Photovoltaic devices. Classification of solar simulator characteristics was changed to BS EN 60904-9:2007 Photovoltaic devices. Part 9: Solar simulator performance requirements.