Bucuresti, ROCAR 412 E type trolleybus #7454 on RATB line #86.
RATB transport operator has only 2 trolleybuses of this type, #7454 & #7459. #7454 has an AC electrical engine.
I've seen 5 trolleybuses of this type in Constanta.
Photo by Catalin Ghita, whitewolfcata@yahoo.com