of the regional express ( RH) in Germany is briefly a course kind of the suburban traffic, which came out from the earlier through train (E). From the regional course (RB) it differs by larger Stops - distances and according to higher cruising speed.
In most Lands of the Federal Republic regional express trains on fixed lines operate in the hour rhythm in the system of an integrated clock timetable. Often they carry names within a Land of the Federal Republic. Its short designations (course kind and number) are fastened in and at the courses.
With thatRegional express can be bridged larger distances. Therefore it is also with passengers with the beautiful weekend ticket or the land tickets much likes. On some main traffic axles it is only slightly slower than the courses of the rail long-distance passenger traffic.
As end of the 1990er years of the railways long-distance traffic the self-economically operated InterRegio from its program took, became it frequently from railways Regio at expense of the Lands of the Federal Republic first as regional express or InterRegioExpress (IRISH) (for instance in Baden-Wuerttemberg) taken over. Since then there is RH lines, with which the entire travel duration amounts to six hours and more, so for instance the Bavaria Böhmen express Munich- Prague (travel time approx. 6 hours) and the four-land express Munich - Leipzig (travel time approx. 6:45 hours).
In the meantime the car material became to a large extent by motor coaches and on strongly frequented distances by modern double stick - Wendezüge replaces. On some distances, as for instance in Upper Franconia, also Diesel motor coaches become also Slope technology assigned.
Already end of the 1980er years gave it as a forerunner of the RegionalExpresses on some distances the regional rapid-transit railway (PUCB).