DB class 712
The 712 series includes various profile measuring vehicles from Deutsche Bahn . They belong to the group of railway service vehicles . They are used to check the clearance profile in rail tunnels .
712 001
The profile measurement is done mechanically with this measuring car by means of measuring rods, which is why it is also called "tunnel hedgehog".
712 002
| 712 002 | |
|---|---|
| Year of construction (s): | 1993 |
| Axis formula : | 2 B' |
| Gauge : | 1435 mm ( standard gauge ) |
| Length over buffers: | 17,420 mm |
| Service mass: | 53.3 t |
| Top speed: | 120 km / h |
| Installed capacity: | 367 kW |
| Coupling type: | Screw coupling |
The 712 002 is an electronically working profile measuring railcar ( PROM ). It was delivered to Deutsche Bahn by Deutsche Plasser in 1993 .
The railcar is at home in the Minden depot.
Car body and bogies
The frame of the vehicle was made self-supporting. The welded car body rests on the frame. There are two two-axle bogies under the frame .
Measurement equipment and interior
A teaching pantograph was installed on the roof of the railcar . The measuring column with the measuring electronics can be released through a sliding door. In the car body there is a lounge with a bathroom, a kitchen, a room with the measuring column and an electronics room.
drive
If the 712,002 to distance drive, a driving twelve-cylinder - diesel engine to the railcars. During an investigation trip helps another four-cylinder - engine with an output of 44 kW, which has a downstream Kriechmotor.
712 101
| 712 101 | |
|---|---|
| Year of construction (s): | 1997 |
| Axis formula : | 2 B' |
| Gauge : | 1435 mm ( standard gauge ) |
| Length over buffers: | 15,920 mm |
| Service mass: | 46.0 t |
| Top speed: | 120 km / h |
| Installed capacity: | 370 kW |
| Coupling type: | Screw coupling |
In 1997 Deutsche Plasser delivered the traction vehicle 712 101 ( LIMEZ II ). The associated non-powered measuring car 713 001 is also listed in the 712 series with the "wrong" numbering.
The measuring train is at home in the Wanne-Eickel facility.
Web links
- 712 001 , 712 002 , 712 101 on eisenbahndienstfahrzeuge.de
- Description of the 712 002 on lokodex.de