OSE - A-552

Hellenic Railways Organisation (OSE): Class A-551 "Craiova" diesel locomotives built by Electroputere Craiova (Romania) powered by V16 diesel engines built by UCM Resita (Romania) under licence from the American Locomotive Company (USA)

In this video: unit A-552

Original YouTube description:
The first clip is at Katerini where A.552 is seen departing with train 503 18:27 Thessaloniki - Athens on a rather wet April 29th, 1997 and the second clip is at Tithoria, departing with train 501 08:02 Thessaloniki - Athens on May 2nd, 1997.