The MK-A20 is the ideal dump truck for small to medium cross sections in mining and tunneling. With the robust design and high stability the MK-A20 is the optimal solution for productive and economic material transport for longer distances. This vehicle combines high reliability with long service life and is further characterized by a good maintainability due to its simple design. The MK-A20 can be ideally combined with a LF-6 or a LF-10 LHD.

MAIN FEATURES

  • Compact, simple and powerful design
  • Hard rock and tunnelling applications
  • Great power to weight ratio
  • ROPS / FOPS certified cabin
  • Extremely robust GHH frame and system design resulting in lowest operating cost
  • Customized body designs and sizes available
  • Proven technology only
  • Efficient combination with LF-6, LF-10 and LF-11H LHDs

TECHNICAL SPECIFICATIONS

Information about water-cooled version can be found in the data sheet that can be downloaded on this website under Downloads.
  • Main Dimensions
    Leng9 154 mm
    Width (at body) 2 200 mm
    Height, laden (at body)2 149 mm
    Height, laden (above cabin)2 555 mm
    Body capacity (SAE heaped)10.0 m³
  • Tramming Capacities
    Max. tramming speed (laden fwd/ rev on level road)
    1st gear 4.5 km/h / 4.8 km/h**
    2nd gear 9.5 km/h / 10.0 km/h**
    3rd gear 16.0 km/h / 17.5 km/h**
    4th gear 26.5 km/h / 29.5 km/h**
    Max. admissible gradient25%
    ** Converter / Lock-up mode
  • Weights
    Deadweight 16 600 kg
    Payload 20 000 kg
    Front axle, unladen 11 500 kg
    Rear axle, unladen 5 100 kg
    Front axle, laden 16 900 kg
    Rear axle, laden 19 700 kg
  • Engine
    Manufacturer Deutz
    TypeF10L413FW
    DesignAir cooled diesel engine
    Power output 170 kW / 2 300 min-1
    Air intake systemDry air filter
    Exhaust systemCatalyst, silencer
    Starter power / voltage6.6 kW / 24 V
    Alternator current / voltage55 A / 28 V
  • Drive Train
    Torque converter
    ManufacturerDana
    TypeSeries CL 8 000
    DesignSingle stage with Lock-up
    Power shift transmission
    ManufacturerDana
    TypeSeries R 32 000
    DesignFour gears forward / reverse
  • Axles
    Front and rearRigid planetary axle
    Manufacturer Kessler
    Type D81
    Differential Standard
  • Wheels and Tires
    Front wheels
    Rim size 11.25 - 25 / 2.0
    Tire size 16.00 - 25
    Tire pressure 5.5 ± 0.1 bar
    Rear wheels
    Rim size 11.25 - 25 / 2.0
    Tire size 16.00 - 25
    Tire pressure 8.0 ± 0.1 bar
  • Brakes (Service and Parking)
    DesignMulti disk spring brake (SAHR)
  • Steering
    DesignSwivel joint hydr. power steering
    Steering angle± 42°
    Outer turn radius8 137 ± 200 mm
    Inner turn radius4 983 ± 200 mm
  • Steering Hydraulic System
    Pump displacement volume 48.5 cm³/rev
    System pressure 130 bar
    Number of steering cylinders 2
  • Dump / Hoist Hydraulic System
    Pump displacement volume 40.5 + 48.5 cm³/rev
    System pressure150 bar
    Number of dump cylinders1
    Body raising, laden 6.5 s
    Body lowering, unladen7.0 s
  • Filling Volumes
    Fuel tank 280 l
    Hydraulic tank 150 l
    Engine with oil filter 31.5 l
    Torque converter / power shift transmission 36.5 l
    Front axle differential 15 l
    Front axle planetary gear2 x 3.2 l
    Rear axle differential 18.5 l
    Rear axle planetary gear 2 x 3.2 l
  • Electrical Equipment
    Operating voltage24 V
    Battery2 x 12 V / 140 Ah
  • Lighting System
    Main / reverse headlights75 / 70 W
    Additional headlights 70 W
  • Options
    Central lubrication system Heating system
    Fire suppression, manual / auto Air condition
    Spare wheel High altitude kit
    Camera system Tailgate
    Collision avoidance system Aggressive environment kit
    Closed cabin