Hungary's Paks nuclear power plant is likely to reduce output by an additional 320 MW on Sunday because of the high temperature of the Danube River that it uses as a coolant, the government said on its website.
* Government says daily temperature record of 39.9 degrees Celsius likely to be broken on Sunday.
* 2 GW plant running four Russian-built reactors announced 243 MW output reduction on reactor 3 on Saturday.
* Measures taken after water temperature exceeded a 29.5 C intervention threshold.
* Additional output reduction on Sunday would lower output to about 70% of capacity.
* Government says projected power demand likely to be met even with reduced Paks output.
* Power grid operator Mavir projects peak load remaining below summer record on Sunday and Monday.
* Energy minister has urged Hungarians to curb electricity consumption during evening hours to ease load on power grid.