Industry publication for
railway transport specialists

MDD 4 diesel shunting locomotive


Express Service OOD


DZS, Ruse 7011, Bulgaria
Tel. +359 88 7412838

MDD 4 diesel shunting locomotive

MDD 4  meets all medium shunting requirements. It is powered by a 400kW Tier 4F engine thus the loco is the most eco-friendly diesel shunter in Europe. It is homologated in Switzerland, Italy and Bulgaria and could obtain permission in most EU administrations. Locomotive is extremely economic with idle fuel spending of just 2l/h. Its mass is 42 tons and is optionally radio remote controlled. Of course – it is the most affordable loco of its class amongst all European competitor models.

Gauge 1435mm
Transmissions type hydrodynamic
Axle arrangement                                           B
Power of the engine403 kW
Emissions standard Stage IV Final
Max. speed 60/30 km/h
Length over buffers 9340 mm
Width 3000 mm
Height 4080 mm
Wheelbase 4700 mm
Tara weight 41 t
Wheel dia. new / worn 920 / 860 mm
Starting effort 135 kN
Brakes Axle mounted discs
Operating temperatures (-30) to (+50) C˚
Min. curve radius 80 m.