Photovoltaic (PV) module performance testing and energy rating - Part 1: Irradiance and temperature performance measurements and power rating (IEC 61853-1:2011) (english version)
Photovoltaic devices - Part 3: Measurement principles for terrestrial photovoltaic (PV) solar devices with reference spectral irradiance data— 110 стр.
Photovoltaic devices - Part 5: Determination of the equivalent cell temperature (ECT) of photovoltaic (PV) devices by the open-circuit voltage method— 20 стр.
Railway applications - Track - Railbound construction and maintenance machines - Part 3: General safety requirements; German version EN 14033-3:2009— 52 стр.
Railway applications - Track - Road-rail machines and associated equipment - Part 2: General safety requirements; German version EN 15746-2:2010— 71 стр.