Double-Deck Electric Multiple Units Class 671
Traction equipment into two engine rooms in motor car, is characterized by high efficiency. It is based on connection of asynchronous traction engines and IGBT traction converters.
Cars are equipped with uniform type of comfortable seats in 2 + 2 arrangement. A socket for PC supply is at disposal for each two-seat. Compartments are equipped by very effective system for ventilation, heating and air conditioning. Low level of interior noise contributes to passengers' comfort. Electric and driving car are equipped with foldable platforms for entrance of passengers on wheelchairs. All areas are monitored by fire protection sensors, engine rooms are equipped with automatic extinguishers. Communication terminals for audio communication between passenger and driver and camera system increase safety in compartments.
Maximum speed of 160 km/h and driving dynamics enable to reach high effectiveness at passenger transport. It is boosted by wide low-f1oor entrance door for quick, comfortable and safe entrance and exit of passengers including passengers with large luggage and prams. There are spaces for bike transport in front cars. The passengers are informed about final destination, following destination and arrival time by means of LED information boards in compartments and in entrance vestibules and by audio information system. Electric power regeneration during dynamic braking into both supply systems is a part of traction converters' control. The unit is equipped with the system for electric power consumption measuring according EN standards, automatic speed regulation and wireless transfer of diagnostic data by railway mobile network GSM-R.
|Track gauge||1435 mm|
|Maximum speed||160 kmph|
|Vehicle length over couplers||79200 mm|
|Vehicle width||2820 mm|
|Vehicle height||4635 mm|
|Number of 1 class seats||0|
|Number of 2 class seats||307|
|Power transmision||E st + ss|
|Engine output||2000 kW|
|Nominal voltage of traction||3 DC + 25 AC kV|
|Axle arrangement||Bo'Bo' + 2'2' + 2'2'|