Several official military reports have also mentioned small groups of Russian soldiers advancing into Pokrovsk itself.
Direct talks between the Ukrainian and Russian envoys will begin at 12:30 p.m. (0930 GMT).
Also on the agenda are consultations on Israel’s renewed military operation in the Gaza Strip as well as the EU’s next long-term budget.
The leaders were greeted at the train station by Andriy Yermak, head of the Ukrainian President’s Office, and Foreign Minister Andrii Sybiha.
The €60 million ($61.8 million) delivery is to be drawn from the stocks of Germany’s Armed Forces, or Bundeswehr.
Ukraine has been battling a full-scale Russian invasion since February 2022.
The Dnipro River has marked the front line between Ukrainian and Russian forces since Russian forces withdrew from the city to the opposite bank in November 2022.
Tens of thousands of residents from the towns on the border fled the fighting in disorder.
Ms Von der Leyen needed to get a majority of at least 361 votes in the 720-seat chamber to be reelected in the secret ballot.
The body of a missing boy has been retrieved from the rubble of an apartment block in Kyiv that was destroyed in a Russian missile attack.
