An Eurowings Discover Airbus A330-300, registration D-AIKA performing flight 4Y-7 (dep Jul 16th) from Puerto Plata (Dominican Republic) to Frankfurt/Main (Germany) with 179 people on board, was enroute at FL400 about 30nm south of Cork (Ireland) when the crew initiated an emergency descent to FL100 (average rate of descent 3750fpm) due to the loss of cabin pressure, the passenger oxygen masks were released. The aircraft diverted to Dusseldorf (Germany) for a safe landing on runway 23R about 1:50 hours after leaving FL400.
The occurrence aircraft is still on the ground in Dusseldorf about 15 hours after landing.
The airline confirmed the loss of the cabin pressure, the cause is being investigated. The aircraft diverted to Dusseldorf.