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Eurorunner ER BF and ER BU


									The ER20 BF / 20 BU locomotives are
based on the Eurorunner platform for           Technical data
diesel locomotives.                           Wheel arrangement                               Bo‘Bo‘
                                              Track gauge                                     1,435 mm
They are suitable for light to medium-
                                              Weight                                          80 t (with 2/3 consumables)*
heavy freight transport on main and
branch lines as well as for high-quality      Axle load                                       20 t
passenger service.                            Length over buffers                             19,275 mm
                                              Wheel diameter (new / worn)                     1,100 mm / 1,020 mm
Central features of the vehicle concept
                                              Structure clearance gauge                       UIC 505-1, Figs. 6 and 7
are its simple structure, which consists of
a few prefabricated modules, and its high     Maximum speed                                   140 km/h / 160 km/h (optional)
degree of flexibility. It enables individual   Diesel engine rating                            2,000 kW
customer-specific requirements, such as        Starting tractive effort                        235 kN (at 20 t axle load and µ0 = 0.3)
equipment with a train power supply,
                                              Electric braking power                          1,000 kW (at the wheel)
to be met through the modification or
replacement of only a few built-on parts.     Tank volume                                     4,000 l (freight), 2,500 l (passenger)
                                              Train power supply (optional)                   400 kVA / 22 Hz (50 Hz)
There is also sufficient reserve space in      Ambient temperature range                       –25 ° C to +40 °C
the machine room that makes it possible
                                              Crashworthiness                                 to pr EN 15227**
to retrofit complex exhaust-gas after
treatment systems or additionally             Emissions                                       UIC I; to 2004 / 26 / EC, “Stage 3a” **
required train control systems.               Noise                                           according to TSI-CR (acoustics) **

Up to now, more than 130 of these vehicles     * = suitable for traveling on Class C2 lines
have been built and have proven their         ** = in future
excellence in daily rail operations.

        Eurorunner ER20 BF and ER20 BU
        Diesel electric platform locomotives for Europe

        Transportation Systems
General layout                                 Electrical equipment                         Bogies
The equipment installed in the machine         The standardized electrical block contains   In order to ensure high utilization of the
room comprises a few, prefabricated            one pulse-width-modulated inverter for       adhesion coefficient, low stressing of the
modules. They are located in the middle        both bogies, one braking chopper and         track during operation and a high level
of the vehicle and are easy to reach from      one integrated auxiliary converter unit.     of riding comfort, the bogies for the
two aisles running the whole length of                                                      ER20 BF and ER20 BU come with
the machine room.                              A semi-suspended drive with its main-        the following main assemblies:
                                               tenance-free AC three-phase induction        • Complete secondary suspension with
Thanks to this simple layout, the internal     motor ensures by means of its low pro-         laterally flexible helical springs and
cabling is kept to a minimum.                  portion of unsprung masses for reduced         spherical rubber bearings (low track
                                               stressing of the track super-structure.        forces, good passenger comfort)
In addition, the machine room has suffi-                                                     • Low-connection center pivot for trans-
cient space for larger cooling systems         Either a train power supply system for         mitting the tractive efforts between the
such as those needed to comply with the        heating and air-conditioning the passenger     bogie and locomotive body
future exhaust-gas limits according to         coaches or an extra fuel tank can be           (low weight transfer)
2004 / 26 / EC, “Stage 3a”.                    added as an option.                          • Wheel disk brake
                                                                                              (low acoustic emissions)
There is additional space in the driver‘s                                                   • Wheel flange lubrication
cabs which is reserved for optional                                                           (low wheel tread)
items of equipment (such as additional
ATC systems, remote shunting control, etc.).

    Forced-ventilated brake resistor              Alternator                                   Pneumatic brake
    Hydrostatic equipment                         Combustion air intake                        Fuel tank
    Cooling system                                Semi-suspended drive                         Battery box
    Diesel engine                                 Converter / Electric block                   Train power supply
    Exhaust silencer                              Main air reservoir                           or additional tank

ER20 BF / ER20 BU, general layout
The locomotives are characterized by
their simple structure, low stressing of                                                                     Braking resistor
the track, high level of riding comfort                                   E-Block
and noise levels.
Varying requirements, especially those                                                                                                                         3
resulting from the need for interoperable
transportation, can be satisfied best of all                                                                                                                    3
with the ER20 BF and ER20 BU platform                DM         3
                                                                                                                                        3                       M
locomotives from Siemens.                                                                                                                                      3

                                                                                                                                    3 AC 0 … 440 V
                                                                                                                                    2 … 60 Hz

                                                                               EG                      BOD
                                                                                                                                            Sinus    HB 1 AC
                                                                                                                                3           filter
                                                                                                                                                     440 V / 60 Hz

                                              ER20 BF, main circuit diagramm without train bus

                                                 Tractive effort [kN]


                                                                                     Tractive effort

                                                            Electrical braking effort


                                                        0            20             40        60              80         100                120       140           160

                                                                                                                                                      Speed [km/h]

                                              ER20 BU, tractive and braking effort diagram
                                 Siemens AG
                                 Transportation Systems
                                 P.O. Box 32 40
                                 91050 Erlangen

                                 locomotives   Printed in Germany / TH 066-060824 / 176752 / DB 09061.0 / Dispo 21715 / c4bs 3924 / Order No.: A19100-V600-B315-X-7600
                                 The information in this document contains general descriptions of the technical options available, which do not always have to be
                                 present in individual cases. The required features should therefore be specified in each individual case at the time of closing the contract.

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