The first power unit of the Belarusian NPP has been loaded with nuclear fuel, the physical start-up operations continue. 163 cassettes have already been loaded into the reactor, but there are still some sealing procedures left to do. Physical start-up is one of the stages of putting the power unit into operation. The next phases are cold and hot tests. The start-up of the first power unit, as well as its connection to the country's power system is planned in the 4th quarter of the year. The commissioning of the second power unit is scheduled for 2022.