Minetruck MT431B: Underground truck - Atlas Copco Liberia

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Minetruck MT431B: Underground truck

George Apostolopoulos

+233 21 774512

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The Minetruck MT431B is a 28.1 metric tonne capacity underground minetruck for large-scale operations, including development work, production mining and construction projects.

Features & benefits

  • ROPS/FOPS canopy with back protection for operator´s safety
  • Jacobs Engine Brake increases brake life, provides automatic engine over-speed protection, and reduces heat from breaking, reducing overall maintenance cost while improving safety
  • Electric transmission shift control for convenient shifting, increased ergonomic efficiency and comfort
  • Converter lockup offers better power transfer, less heat, and longer component life, increasing productivity
  • Centralized lubrication simplifies maintenance and improves component life
  • SAHR brake system offers long component life and reliable breaking

Technical description

Technical data

Tramming capacity
Tramming capacity in metric tonnes, standard box28
Tramming capacity in metric tonnes, teletram box21
Width, dump box2795 mm
Height, cabin2740 mm
Engine brand /modelDetroit Series 60, EPA Tier 2/EU Stage II
Number of cylinders6 in line
Displacement12.7 L
Dry type air cleanerYes
Remote engine oil drainYes
Rock Tough purifier and silencerYes
Type of coolingWater
Exhaust heat protectionYes
L&M V-tube core radiator and charge air coolerYes
MSHA Part 7 particulate index241 m³/min
MSHA Part 7 ventilation rate793 m3/min
Power rating298 kW/400 hp at 2100 rpm
Torque, max 1898 Nm at 1350 rpm
Drive train
Gears forward4
Gears reverse4
Converter; single stage with automatic lock-upYes
ConverterDana CL8000 with automatic lock-up
Upbox brand / modelNo
Degree of oscillation18° (9° each side)
Brake coolingYes
Brake typeSAHR
Front differentialStandard
Rear differentialStandard
Planetary wheel end driveSingle
Front axle suspension systemNo
Transmission Dana 6000 Series
AxlesRock Tough / 508
Retarder typeEngine compression brake (Jake)
TypeTubeless, treaded
Wheel rim guardsNo
Operator´s compartment
Canopy (ISO ROPS/FOPS approved)Yes
Seat brandGrammer / MSG385
Seat suspension spring typeYes
Seat suspension air typeNo
Steering controlSteering wheel / Joystick
Open door retainerYes
Box up indicatorYes
Operator interfaceIndividual gauges
Trainer seat in cabinNo
Dump control Joystick
Electrical system
24/12 V converterYes
Alternator, high output140 A
Battery isolation switch lockoutYes
Driving lights LED 8 X 40W
System VoltageStart & accessories 24V
Hydraulic system
Hydraulic system typeOpen center
Pilot operatedHydraulic
Main pump typeGear
Main pump brand / modelParker
Hydraulic tank capacity 238 l
Manual hydraulic tank fill pumpNo
Electric hydraulic tank fill pumpOptional
Filtration typeSuction
Filtration grade25 µm
Steering soft stopNo
Cylinder rod surface treatmentChrome
Control system
Control systemDirect Control System, DCS
Fuel tank capacity439 l
Primary fuel filter8 µm
Water separationYes
Secondary fuel filterTBA
Central manual lubricationYes
Automatic lubrication systemOptional
Audiovisual reverse alarmOptional
Fire extinguisherYes
Retractable seat beltYes
System pressure15.8

Product views

Operator’s compartment
Forward facing cab
KAB 555 seat with retractable seatbelts cabin
Air condition, cabin
Side seated with steering wheel, canopy

Ansul dual bottle fire suppression with engine shutdown
Electric hydraulic tank fill pump
Lincoln auto lube with timer
Wiggins fast fuel fill

Controls and instruments
Block out 3rd and/or 4th gears
Load man, cabin
Automatic transmission control
Back up camera and monitor

Power unit
Epoxy coated radiator

Main frame
Shipping covers, cabin
Wheel chocks
Tele dump

Electrical system
Amber strobe light - power on
24/12 V power converter, cabin
Load lights
Side light opposite operator, cabin
Tail and brake lights
Front and rear red lights 2 each

Link one parts book CD
Link one viewer
Parts manual – plasticized
Extra DDEC manual kit

Parts and Services
Preventive maintenance kits
Repair and rebuild kits
Upgrade kits
Face mechanics tool set
Shop mechanics tool set

George Apostolopoulos

+233 21 774512

Send an email