Lightning Protection System Components (LPSC) - Part 2: Requirements for conductors and earth electrodes (IEC 62561-2:2012, modified) (english version)
Equipment for commercial kitchens - Components for ventilation in commercial kitchens - Part 3: Kitchen ventilation ceilings; design and safety requirements; German version EN 16282-3:2016— 20 стр.
Lightning Protection System Components (LPSC) - Part 2: Requirements for conductors and earth electrodes (IEC 62561-2:2012, modified) (english version)
Equipment for commercial kitchens - Components for ventilation in commercial kitchens - Part 3: Kitchen ventilation ceilings; design and safety requirements; German version EN 16282-3:2016— 20 стр.